Add MobiGyaan as a preferred source on Google

ASUS India introduced its premium Zenbook lineup in India with the new ASUS Zenbook S14 (UX5406AA), launched alongside its larger 16-inch ASUS Zenbook S16 (UM5606GA) sibling. The notebook is designed for users who want flagship-class features in a more travel-friendly form factor. The Zenbook S14 packs its hardware into a remarkably slim 1.1 cm chassis weighing just 1.2 kg, and is powered by a flagship-class Intel Core Ultra 9 386H processor, paired with an Intel NPU delivering up to 50 TOPS of AI performance, making it a Copilot+ PC built for modern productivity and AI-assisted workflows.

Despite its compact footprint, ASUS hasn’t cut back on the premium experience. The Zenbook S14 features a 14-inch 3K ASUS Lumina OLED touchscreen with a smooth 120 Hz refresh rate and up to 1,100 nits HDR peak brightness, housed in an all-metal design with ASUS’s distinctive Ceraluminum™ cover. It can be configured with up to 32 GB LPDDR5X RAM and a 1 TB PCIe 4.0 SSD, while the 77 WHrs battery is designed to keep the lightweight machine running through extended work sessions. You also get Wi-Fi 7, Thunderbolt 4, a four-speaker audio setup, Windows Hello facial recognition, Microsoft Pluton security, and a redesigned cooling system with dual fans and an enlarged vapor chamber. With portability being one of its biggest strengths, we put the Zenbook S14 through everyday productivity, multimedia, AI workloads, thermal performance, and battery testing to see how well this compact premium AI laptop performs in real-world use. Here’s our ASUS Zenbook S14 review (UX5406AA).

ASUS Zenbook S14 (UX5406AA): In-Box Contents

Inside the box, ASUS includes the essentials along with a few productivity-focused extras:

• ASUS Zenbook S14 (UX5406AA) Laptop
• 68W USB Type-C Power Adapter
• USB Type-C Charging Cable
• Protective Sleeve
• User Guide & Documentation
• Warranty Information

Pre-Installed Software & Bundled Benefits

• Microsoft Windows 11 Home
• Microsoft Office Home 2024 (Lifetime License)
• Microsoft 365 Basic with 100 GB Cloud Storage (1 Year)
• MyASUS
• StoryCube
• 1-Month Adobe Creative Cloud All Apps Membership
• 3-Month Goodnotes Essential Subscription

ASUS Zenbook S14 (UX5406AA) Specifications & Features

• Model: UX5406AA
• Display & Design: 14-inch ASUS Lumina OLED touchscreen display, 3K (2,880 x 1,800 pixels resolution), 120 Hz Refresh Rate, 0.2 ms response time, 500 nits typical brightness, up to 1,100 nits HDR peak brightness, 16:10 Aspect Ratio, 100% DCI-P3 color gamut, 1,000,000:1 contrast ratio, VESA DisplayHDR True Black 1000 certification, PANTONE Validated, TÜV Rheinland-certified, SGS Eye Care Display, Anti-glare display, 70% less harmful blue light, Stylus support, 90% screen-to-body ratio, ASUS Ceraluminum™ cover with all-metal chassis, US MIL-STD 810H military-grade standard
• Software: Microsoft Windows 11 Home, Microsoft Copilot+ PC, Microsoft Office Home 2024 for lifetime, Microsoft 365 Basic with 100 GB Cloud Storage (1 Year Validity), MyASUS, StoryCube, Adobe Creative Cloud All Apps (1-Month Membership), Goodnotes Essential (3-Month Subscription)
• Security: Trusted Platform Module (Firmware TPM), Microsoft Pluton security processor, IR camera with Windows Hello facial recognition, Adaptive Lock support
• CPU: Up to Intel Core Ultra 9 386H Processor (16 cores, 16 threads, 18 MB Cache), clocked at 2.1 GHz with boost up to 4.9 GHz, Intel NPU delivering up to 50 TOPS AI performance
• GPU: Intel Graphics
• NPU: Intel NPU with up to 50 TOPS AI performance
• Memory: Up to 32 GB LPDDR5X RAM (on-board)
• Storage: Up to 1 TB M.2 NVMe PCIe 4.0 SSD, 1 x M.2 2280 PCIe 4.0 x4 slot, 100 GB Microsoft Cloud Storage (1 Year)
• Keyboard & Trackpad: Backlit Chiclet Keyboard with Num-key, 1.1 mm Key-travel, dedicated Copilot key, Precision touchpad with ASUS Smart Gestures support
• Audio: Four-speaker audio system, Smart Amp Technology, Built-in speakers, Built-in array microphone, Dolby Atmos support
• Connectivity: Wi-Fi 7 (802.11be, Tri-band) 2 x 2 + Bluetooth 6.0 Wireless Card, 2 x Thunderbolt 4 with Display and Power Delivery support (data speed up to 40 Gbps), 1 x USB 3.2 Gen 2 Type-A (data speed up to 10 Gbps), 1 x HDMI 2.1 TMDS, 1 x 3.5 mm Combo Audio Jack
• Camera: Full HD IR camera with Windows Hello facial recognition support
• Features: MyASUS, StoryCube, GlideX, ScreenXpert, Omni Virtual Assistant, AI Noise Canceling, Live Update, TaskFirst, WiFi SmartConnect, Function Key Lock, Tru2Life, Fan Profile, Battery Health Charging, System Diagnosis, ASUS Smart Gestures, Voice Print Technology
• Other (Ecolabels & Compliances): REACH, RoHS, Energy Star
• Battery: 77 WHrs, 4S1P, 4-cell Li-ion battery
• Power Adapter: 68W USB Type-C AC Adapter, USB-C fast charging support, 20V/3.4A DC output, 100 – 240V AC, 50/60 Hz universal input, compatible with up to 100W USB-C Power Delivery charging
• Colors: Scandinavian White, Antrim Gray
• Dimensions: 31.03 cm x 21.47 cm x 1.19 cm ~ 1.29 cm
• Weight: 1.20 kg (2.65 lbs)
• Price: ₹142,990 onwards | ₹239,990 (UX5406AA, Core Ultra 9 386H, 32 GB LPDDR5X RAM, 1 TB SSD) ASUS.com/in

Design, Display, & Build Quality

Starting with its design, the ASUS Zenbook S14 (UX5406AA) follows the same premium design philosophy as its larger Zenbook S16 sibling, but packages it into a considerably smaller and lighter 14-inch form factor. Both laptops share a nearly identical design language, with similar styling, ventilation grilles, port placement, and overall construction. The S14, however, is clearly aimed at users who place greater importance on portability without wanting to sacrifice the premium feel of the larger model.

ASUS uses its proprietary Ceraluminum™ material for the cover, combining the lightweight characteristics of metal with the hardness and wear resistance associated with ceramic. The material gives the notebook a distinctive tactile finish while also helping improve resistance against everyday scratches and wear. The Zenbook S14 is available in Scandinavian White and Antrim Gray, with both finishes complementing its understated and minimalist appearance.

Portability is where the Zenbook S14 particularly stands out – measuring between 11.9 mm and 12.9 mm in thickness, the laptop weighs just 1.2 kg. The compact dimensions make it noticeably easier to carry than the larger Zenbook S16, especially for users who regularly work while travelling or commuting. Despite the lightweight construction, the chassis feels reassuringly solid, and the notebook also meets the US MIL-STD 810H military-grade standard for additional durability.

The EasyLift™ hinge contributes to the polished overall experience, offering smooth opening and closing while keeping the display stable during use. The hinge is designed to provide carefully balanced resistance, making the lid easy to operate without introducing excessive screen wobble.

The centrepiece of the Zenbook S14 is its 14-inch ASUS Lumina OLED touchscreen display. Despite the smaller panel size, ASUS retains the same sharp 3K resolution of 2,880 x 1,800 pixels and a productivity-friendly 16:10 aspect ratio. The result is an impressively crisp display with plenty of workspace for documents, web browsing, photo editing, and other productivity tasks while keeping the overall footprint compact.

The OLED panel supports a 120 Hz refresh rate and a fast 0.2 ms response time, resulting in noticeably smoother scrolling, animations, and general interface interactions. It covers 100% of the DCI-P3 color gamut and is PANTONE Validated, making it suitable for creative workloads where accurate color reproduction matters. The display also supports 1.07 billion colors and carries VESA DisplayHDR True Black 1000 certification, benefiting from the deep blacks and excellent contrast inherent to OLED technology.

Brightness reaches 500 nits during regular use and up to 1,100 nits for HDR content. Combined with the panel’s 1,000,000:1 contrast ratio, HDR movies and compatible visual content look particularly impressive, with bright highlights and deep shadow detail. ASUS has also included an anti-glare treatment, which helps manage reflections during everyday use.

For extended working sessions, the display offers TÜV Rheinland and SGS Eye Care certifications alongside technology designed to reduce harmful blue light emissions by up to 70%. Touch input is supported, along with stylus functionality, giving users additional flexibility for handwritten notes, sketching, and other touch-based interactions.

The keyboard deck maintains the familiar Zenbook layout, featuring a backlit Chiclet keyboard with 1.1 mm key travel and a dedicated Copilot key. The keys provide a comfortable and responsive typing experience despite the notebook’s extremely thin profile. ASUS also uses durable Excimer-coated keycaps designed to resist fingerprints and wear over extended use.

Below the keyboard sits a large precision touchpad that makes good use of the available space on the compact chassis. ASUS Smart Gestures allow users to control frequently accessed functions directly from the touchpad, including adjusting volume and brightness or navigating through a video timeline. These gestures add useful shortcuts without cluttering the physical keyboard with additional controls. You can see a dedicated Copilot+ key instead of the right Ctrl key.

The Zenbook S14 and Zenbook S16 also share a very similar physical layout for their connectivity options. On the left side of the S14 are 2 x Thunderbolt 4 USB Type-C ports supporting DisplayPort and Power Delivery with transfer speeds of up to 40 Gbps, alongside an HDMI 2.1 TMDS port and a 3.5 mm combo audio jack. The right side houses a USB 3.2 Gen 2 Type-A port capable of speeds up to 10 Gbps. Unlike the larger Zenbook S16, however, the S14 does not include the full-sized SD card reader.

Wireless connectivity includes Wi-Fi 7 (802.11be, Tri-band) with a 2 x 2 configuration and Bluetooth 6.0, providing support for the latest wireless networking and compatible peripherals. Considering its compact dimensions, the physical connectivity selection remains practical enough for everyday productivity while allowing users to connect external displays, storage devices, and docks without relying entirely on adapters.

The underside continues the same minimalist design approach seen on the Zenbook S16, with ventilation positioned similarly as part of ASUS’s thermal architecture. Internally, the Zenbook S14 uses a redesigned cooling system comprising dual fans, an ultra-slim vapor chamber, bi-layer graphite sheets, and precision CNC-machined ventilation. According to ASUS, the vapor chamber is 37% larger, helping improve heat dissipation and lower device temperatures by up to 4°C.

The cooling solution is designed to sustain up to a 28 W TDP while remaining particularly quiet during lighter workloads. ASUS claims noise levels can remain below 25 dB under light usage, making the notebook well suited to quiet working environments such as offices, classrooms, and libraries.

For multimedia, ASUS equips the Zenbook S14 with a four-speaker audio system, providing a more immersive setup than the conventional dual-speaker arrangement found on many compact ultrabooks. Combined with the high-quality OLED display, the audio setup makes the notebook particularly capable for movies, music, and general entertainment despite its smaller dimensions.

The laptop also features a Full HD IR camera with Windows Hello facial recognition support. Security is further strengthened through the Microsoft Pluton security processor and ASUS Adaptive Lock, which can detect when the user moves away and automatically secure the device. ASUS also highlights Voice Print Technology, designed to recognise individual voices for more personalised AI interactions.

Overall, the ASUS Zenbook S14 (UX5406AA) takes much of what makes the larger Zenbook S16 appealing and delivers it in a more compact and travel-friendly package. The shared design language gives both laptops a similarly premium character, while the S14’s 1.2 kg weight and smaller footprint make it particularly attractive for users who prioritise mobility. With its premium Ceraluminum™ construction, excellent 3K 120 Hz OLED touchscreen, practical connectivity, sophisticated cooling system, and thoughtful usability features, the Zenbook S14 feels like a genuinely compact flagship ultrabook rather than simply a smaller version of the S16.

Software, User Interface & Features

The ASUS Zenbook S14 (UX5406AA) ships with Microsoft Windows 11 Home and is part of the latest generation of Copilot+ PCs, combining Microsoft’s AI-powered software ecosystem with Intel’s latest Core Ultra Series 3 platform. Out of the box, the laptop also includes Microsoft Office Home 2024 with a lifetime license and Microsoft 365 Basic with 100 GB of cloud storage for one year.

Security is handled through multiple hardware and software layers, including the Microsoft Pluton security processor, Trusted Platform Module (Firmware TPM), and Windows Hello facial recognition through the Full HD IR camera. Together, these features provide secure authentication and hardware-backed protection while maintaining the convenience expected from a modern premium ultrabook.

The overall Windows experience feels clean and productivity-focused, with ASUS primarily complementing the operating system through its own system management and workflow applications rather than overwhelming users with unnecessary software.

At the centre of the ASUS software ecosystem is MyASUS, which serves as the primary control hub for managing the laptop’s performance, connectivity, battery, and system health. Through MyASUS, users can access several useful features, including:

• Fan Profile for adjusting thermal and performance behaviour
• Battery Health Charging for managing long-term battery health
• System Diagnosis for identifying potential hardware issues
• Live Update for keeping system components and drivers updated
• TaskFirst for managing network bandwidth priorities
• WiFi SmartConnect for improving wireless connectivity
• Function Key Lock for customising keyboard behaviour
• Tru2Life for visual enhancements
• AI Noise Canceling for clearer voice communication

One of the key differences compared to the AMD-powered Zenbook S16 is the underlying AI hardware. Depending on the configuration, the Zenbook S14 is powered by up to the Intel Core Ultra 9 386H processor with an integrated Intel NPU capable of delivering up to 50 TOPS of AI performance. This dedicated NPU is designed to accelerate supported on-device AI workloads while reducing reliance on the CPU and integrated graphics for compatible tasks.

As a Copilot+ PC, the Zenbook S14 is designed around Microsoft’s expanding collection of AI-powered Windows experiences. Microsoft Copilot can be accessed directly through the dedicated Copilot key on the keyboard, providing quick access to AI assistance for tasks such as generating and refining content, finding information, summarising material, and assisting with everyday productivity.

ASUS complements the Windows AI experience with StoryCube, an AI-assisted digital asset management application designed to help organise photos and videos. For users managing growing media libraries, the software provides a more convenient way to organise and navigate personal content.

The Zenbook S14 also supports ASUS GlideX, providing cross-device screen sharing through Mirror and Extend functionality. This allows compatible smartphones and tablets to function alongside the notebook as additional displays or shared workspaces, making it particularly useful for multitasking and productivity while travelling.

ScreenXpert further improves window management when working across connected displays. It provides convenient controls for organising application windows and managing multi-display workflows, complementing the Zenbook S14’s ability to drive multiple external displays through its Thunderbolt 4 and HDMI connectivity.

ASUS also offers Omni, a virtual desktop assistant designed to provide interactive assistance and system notifications directly within the desktop environment. It adds another layer to ASUS’s growing collection of AI-oriented software tools and personalised computing features.

Privacy and security are further enhanced through intelligent presence-based features. ASUS Adaptive Lock can automatically secure the notebook when the user moves away, while the ASUS AI Camera can detect user presence and adjust the display accordingly. For example, the screen can automatically dim when the user looks away, helping improve privacy while potentially reducing unnecessary power consumption.

Voice Print Technology is another AI-focused feature highlighted by ASUS. The technology is designed to recognise a user’s unique voice profile, allowing compatible AI experiences to identify who is speaking and provide more personalised responses.

The Zenbook S14 is also well equipped for video conferencing and remote collaboration. AI Noise Canceling helps reduce unwanted background sounds during meetings, while the Full HD IR camera supports secure Windows Hello authentication alongside AI-assisted camera functionality. Combined with the laptop’s built-in array microphones and four-speaker audio system, the overall setup is well suited to video calls, online meetings, and remote work.

ASUS also bundles several additional productivity benefits with the laptop, including a one-month Adobe Creative Cloud All Apps membership and a three-month Goodnotes Essential subscription, adding useful value for creative users, students, and professionals.

Overall, the software experience on the ASUS Zenbook S14 (UX5406AA) closely mirrors the productivity-focused approach of the larger Zenbook S16 while taking advantage of Intel’s latest AI platform. Windows 11, Copilot+ PC capabilities, the Intel NPU with up to 50 TOPS, and ASUS utilities such as MyASUS, StoryCube, GlideX, ScreenXpert, and Omni create a comprehensive software ecosystem. More importantly, the combination of AI-powered productivity, intelligent security features, and practical system management tools complements the compact hardware well, making the Zenbook S14 a capable AI-powered productivity machine for both everyday and professional use.

Hardware, Performance, & Gaming

The ASUS Zenbook S14 (UX5406AA) may be an ultra-thin and lightweight Copilot+ PC, but ASUS has equipped it with Intel’s latest Core Ultra Series 3 platform to deliver a balance of performance, AI acceleration, and power efficiency. The higher-end configuration is powered by the Intel Core Ultra 9 386H processor, paired with Intel Graphics and a dedicated Intel NPU capable of delivering up to 50 TOPS of AI performance.

The Intel Core Ultra 9 386H features a 16-core, 16-thread CPU configuration with 18 MB of cache, a base frequency of 2.1 GHz, and speeds reaching up to 4.9 GHz. The laptop is also available in another configuration powered by the Intel Core Ultra 7 355, featuring 8 cores and 8 threads, 12 MB of cache, speeds of up to 4.7 GHz, and an Intel NPU delivering up to 49 TOPS.

The dedicated NPU is particularly important for the Zenbook S14’s positioning as a Copilot+ PC. Supported AI workloads can be processed locally through the NPU instead of relying entirely on the CPU or integrated graphics. This can improve efficiency for AI-assisted applications while leaving conventional processing resources available for other workloads. ASUS claims the latest platform offers up to 40% faster processing, up to 40% higher NPU performance, and up to 10% lower power consumption compared to its reference platform.

Graphics are handled by integrated Intel Graphics. While the Zenbook S14 does not include a dedicated GPU, the integrated graphics are designed to handle everyday visual workloads, multimedia consumption, high-resolution display output, and GPU-accelerated productivity tasks. For a thin-and-light productivity notebook, the focus here is clearly on balancing graphical capability with efficiency rather than delivering dedicated gaming-class performance.

Depending on the configuration, the Zenbook S14 comes with 16 GB or 32 GB of onboard LPDDR5X RAM. The higher-end Core Ultra 9 configuration with 32 GB of memory should provide plenty of headroom for demanding multitasking, large browser sessions, productivity applications, and creative workflows. Since the memory is onboard, however, users should choose their preferred capacity at the time of purchase.

Storage options include a 512 GB or 1 TB M.2 NVMe PCIe 4.0 SSD, depending on the configuration. The notebook includes a single M.2 2280 PCIe 4.0 x4 slot. The fast PCIe storage helps maintain quick system boot times, responsive application launches, and fast access to larger files, while the bundled Microsoft 365 Basic subscription also provides 100 GB of cloud storage for one year.

In everyday use, the hardware configuration should comfortably handle common productivity workloads such as Microsoft Office applications, web browsing, video conferencing, media consumption, multitasking, and lighter creative tasks. The combination of LPDDR5X memory and PCIe 4.0 storage further contributes to the overall responsiveness, while the 120 Hz OLED display makes system animations and general navigation feel particularly fluid. We tested the notebook with Geekbench 6 CPU + GPU benchmark, AnTuTu Benchmark, PassMark Rating, and CrystalDiskMark storage benchmark. You can see the results in the screenshots attached below.

AI acceleration is one of the major focuses of the platform. With up to 50 TOPS available through the Intel NPU, the Zenbook S14 is equipped for Microsoft’s growing collection of Copilot+ PC experiences alongside compatible AI-assisted workloads. Features involving voice processing, image enhancement, camera effects, noise reduction, and other supported on-device AI tasks can take advantage of the dedicated neural processing hardware.

Thermal management becomes particularly important considering the laptop measures only 1.19 cm to 1.29 cm thick. ASUS has equipped the Zenbook S14 with a sophisticated cooling solution comprising dual fans, an ultra-slim vapor chamber, bi-layer graphite sheets, and CNC-machined cooling vents.

According to ASUS, the vapor chamber is 37% larger than its previous design, while the redesigned dual-fan system improves heat exhaust and can reduce device temperatures by up to 4°C. The thermal system is designed to support operation at up to a 28 W TDP without throttling under demanding workloads, while maintaining noise levels below 25 dB during lighter usage.

For everyday workloads such as browsing, document editing, media playback, and video calls, the cooling system is designed to operate quietly without unnecessary fan activity. Under sustained processing loads, the dual-fan and vapor chamber arrangement should provide greater thermal headroom than conventional cooling solutions typically found in ultra-thin notebooks.

Gaming – Suitable for Casual and Lighter Gaming

Gaming is not the primary purpose of the Zenbook S14, and users should keep in mind that the laptop relies entirely on integrated Intel Graphics rather than a dedicated gaming GPU. Its hardware is primarily designed around productivity, portability, AI workloads, and power efficiency.

That said, the integrated graphics should be capable of handling casual games and less graphically demanding esports titles at appropriate settings. Games such as Valorant, League of Legends, DOTA 2, and other lighter titles should be within the capabilities of the hardware, although actual performance will depend on the selected processor configuration, resolution, graphics settings, and thermal conditions.

More demanding modern games will require reduced graphics settings and potentially lower rendering resolutions to maintain playable performance. Users primarily interested in AAA gaming, ray tracing, or consistently high frame rates should instead consider a laptop equipped with dedicated graphics. As per ‘Can You RUN It?’ (System Requirements Lab), the notebook passes all the minimum and recommended hardware requirements to play games, except the Video Card; this is due to its Intel-based iGPU. AMD Radeon or NVIDIA GeForce dedicated GPUs are likely recommended if you are into gaming.

Can You RUN It?

The 14-inch 3K OLED display nevertheless provides an excellent visual experience for lighter gaming and cloud gaming. Its 120 Hz refresh rate and 0.2 ms response time contribute to smooth motion, while the OLED panel’s deep blacks, excellent contrast, and 100% DCI-P3 color coverage make games visually impressive.

Cloud gaming is another practical option for the Zenbook S14. Its Wi-Fi 7 connectivity, 120 Hz OLED display, and four-speaker audio system make it well suited to compatible game-streaming services without relying entirely on the performance of the integrated graphics.

Overall, the ASUS Zenbook S14 (UX5406AA) offers a capable hardware package within an exceptionally thin and lightweight 1.2 kg design. The Intel Core Ultra 9 386H configuration, 32 GB LPDDR5X RAM, fast PCIe 4.0 SSD, dedicated NPU with up to 50 TOPS, and advanced dual-fan vapor chamber cooling system make it particularly well equipped for productivity, multitasking, and emerging AI workloads. Gaming remains a secondary capability rather than a core strength, but for users seeking a highly portable premium AI PC with strong everyday performance and occasional gaming capability, the Zenbook S14 offers a well-balanced package.

Battery Runtime & Charging

Battery life is another strong aspect of the ASUS Zenbook S14 (UX5406AA), with ASUS equipping the compact ultrabook with a large 77 WHrs, 4-cell lithium-ion battery. Considering the notebook measures just 1.19 cm to 1.29 cm in thickness and weighs only 1.2 kg, fitting such a substantial battery into its compact 14-inch chassis is impressive and reinforces the laptop’s focus on portability and all-day productivity.

ASUS claims up to 27 hours of battery life under specific testing conditions, giving the Zenbook S14 an advantage for users who frequently work away from a power outlet. Real-world endurance will naturally vary depending on display brightness, the 120 Hz refresh rate, workload, connectivity, and background applications, but the combination of a large battery and Intel’s latest power-efficient platform should allow the notebook to comfortably handle extended working sessions.

The Intel Core Ultra Series 3 platform plays an important role in overall power efficiency. Depending on the configuration, the Zenbook S14 is available with up to the Intel Core Ultra 9 386H processor featuring a dedicated Intel NPU capable of delivering up to 50 TOPS of AI performance. Supported AI workloads can be handled by the NPU rather than relying entirely on the CPU or integrated graphics, helping improve efficiency during compatible AI-powered tasks.

ASUS has also designed the thermal and power management systems to adapt according to the workload. Combined with Windows 11’s power management and the Fan Profile and Battery Health Charging features available through MyASUS, users can better balance performance, noise levels, and battery endurance depending on how the notebook is being used.

The 14-inch OLED display can also contribute to power efficiency in certain usage scenarios. Since OLED pixels illuminate individually, darker interfaces and content can consume less power compared to displaying consistently bright imagery. Users who frequently work with dark mode enabled may therefore see additional efficiency benefits during extended sessions.

Long-term battery health is another area ASUS highlights. The company claims up to 1.2x longer battery lifespan, while the Battery Health Charging functionality available through MyASUS allows users to manage charging behaviour and reduce prolonged battery stress. This can be particularly useful for users who frequently keep the laptop connected to a power source while working from a desk.

For charging, the Zenbook S14 comes with a compact 68 W USB Type-C AC adapter. ASUS claims the battery can reach approximately 60% charge in 49 minutes, providing a useful amount of runtime from a relatively short charging session. The universal 100 – 240V input also makes the adapter convenient for users who frequently travel internationally.

Charging is handled through the notebook’s Thunderbolt 4 USB Type-C ports, which support Power Delivery alongside high-speed data transfer and display output. The Zenbook S14 also supports ASUS USB-C Easy Charge, providing greater flexibility when users do not have the bundled adapter available.

The notebook is fast-charge capable with up to a 100 W USB-C Power Delivery adapter, allowing users to take advantage of compatible higher-capacity USB-C chargers. This makes it easier to carry a single compatible charger for multiple USB-C devices rather than relying on a proprietary laptop charging connector.

From an environmental and energy-efficiency perspective, the Zenbook S14 complies with REACH, RoHS, and Energy Star standards, aligning with ASUS’s broader focus on reducing environmental impact and improving energy efficiency across its premium notebook lineup.

Overall, the ASUS Zenbook S14 offers an impressive battery setup for such a thin and lightweight laptop. The combination of a 77 WHrs battery, up to 27 hours of claimed battery life, an efficient Intel Core Ultra platform, and flexible USB-C charging makes it particularly well suited for users who prioritise mobility. Its claimed 60% charge in 49 minutes and support for up to 100 W USB-C Power Delivery further add to the convenience, making the Zenbook S14 a capable all-day companion for work, travel, entertainment, and everyday productivity.

Verdict – ASUS Zenbook S14 (UX5406AA) Review

The ASUS Zenbook S14 (UX5406AA) positions itself as a premium AI-powered ultrabook for users who prioritise portability without wanting to compromise on display quality, everyday performance, battery endurance, or premium build quality. Sharing much of its design philosophy with the larger Zenbook S16, the S14 delivers a similar flagship experience in a considerably more compact 14-inch form factor that weighs just 1.2 kg.

One of its biggest strengths is how well ASUS has balanced portability with premium hardware. The all-metal chassis with a distinctive Ceraluminum™ cover gives the laptop a refined identity, while its ultra-thin 1.19 cm to 1.29 cm profile makes it exceptionally easy to carry. The 14-inch 3K ASUS Lumina OLED touchscreen is another major highlight, combining a 120 Hz refresh rate, 0.2 ms response time, 100% DCI-P3 color coverage, and up to 1,100 nits HDR peak brightness to deliver an excellent experience for productivity, entertainment, and creative work.

Performance is equally well suited to the notebook’s intended audience. The higher-end Intel Core Ultra 9 386H configuration combines a 16-core CPU with integrated Intel Graphics and a dedicated Intel NPU delivering up to 50 TOPS of AI performance. Paired with 32 GB LPDDR5X RAM and a 1 TB PCIe 4.0 SSD, the laptop provides plenty of performance for demanding multitasking, office productivity, media consumption, and creative workloads while remaining ready for the growing range of on-device AI experiences available through the Copilot+ PC platform.

The Zenbook S14 also performs strongly when it comes to everyday usability. The comfortable backlit keyboard, large precision touchpad with ASUS Smart Gestures, four-speaker audio system, Wi-Fi 7, Thunderbolt 4 connectivity, Windows Hello facial recognition, and Microsoft Pluton security all contribute to a polished experience. ASUS’s software ecosystem, including MyASUS, StoryCube, GlideX, ScreenXpert, and Omni, further expands its productivity capabilities without taking away from the clean Windows experience.

Its thermal engineering is particularly impressive considering the compact dimensions. The dual-fan cooling system, enlarged ultra-slim vapor chamber, bi-layer graphite sheets, and carefully designed ventilation allow the notebook to support up to a 28 W TDP while maintaining quiet operation during lighter workloads. This makes the Zenbook S14 particularly suitable for users who frequently work in offices, classrooms, meetings, or other quieter environments.

Battery life is another significant strength. ASUS has managed to fit a sizeable 77 WHrs battery inside the compact chassis and claims up to 27 hours of battery life under specific conditions. The included 68 W USB Type-C adapter, 60% charge in approximately 49 minutes, and support for up to 100 W USB-C Power Delivery provide useful charging flexibility, especially for users who frequently travel.

As expected from an ultra-thin productivity-focused laptop without dedicated graphics, gaming is not a primary strength. Integrated Intel Graphics should be sufficient for casual gaming, lighter esports titles, and cloud gaming, but users looking for demanding AAA gaming or graphics-intensive professional workloads will be better served by a system with a discrete GPU. Similarly, while the dedicated NPU provides substantial AI acceleration with up to 50 TOPS, the full potential of the hardware will continue to expand as more applications take advantage of on-device AI processing.

Overall, the ASUS Zenbook S14 (UX5406AA) succeeds in delivering a premium computing experience in an impressively portable package. Its combination of a gorgeous 3K 120 Hz OLED touchscreen, ultra-light 1.2 kg design, Intel Core Ultra Series 3 performance, up to 50 TOPS of dedicated AI acceleration, excellent battery capacity, and thoughtful connectivity makes it a compelling choice for professionals, students, frequent travellers, and anyone looking for a powerful everyday laptop that remains genuinely easy to carry.

For users who like what the larger Zenbook S16 offers but prefer a smaller and lighter machine, the Zenbook S14 is arguably the more practical choice. It retains many of the qualities that define ASUS’s premium Zenbook lineup while placing a stronger emphasis on mobility, making the ASUS Zenbook S14 (UX5406AA) a well-rounded premium Copilot+ PC for productivity, travel, entertainment, and the next generation of AI-powered computing.

ASUS Zenbook S14 (UX5406SA/UX5406AA) – Where To Buy

The ASUS Zenbook S14 is available in India with a starting price of ₹142,990 (UX5406SA, Core Ultra 5 226V, 16 GB, 1 TB SSD) and goes up to ₹239,990 for the top model (UX5406AA, Core Ultra 9 386H + 32 GB LPDDR5X RAM + 1 TB SSD). The notebook is available through ASUS’s official online store. Amazon.in and leading online and offline retail channels across the country.

• Price: Starting ₹142,990 (Core Ultra 5 226V, 16 GB, 1 TB SSD) | ₹239,990 (UX5406AA Core Ultra 9 386H + 32 GB LPDDR5X RAM + 1 TB M.2 NVMe PCIe 4.0 SSD) – Top Model
• Availability: ASUS e-Shop, Amazon.in, ASUS Exclusive Stores, ASUS Hybrid Stores, and other authorized ASUS retail partners across India

Get ASUS Zenbook S14 (UX5606AA) on ASUS.com/in