Side by side comparison and review of ASUS ZenBook Duo UX481FA (BM020R) and Lenovo ThinkPad X1 Carbon Gen 11 (21HM). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of ASUS ZenBook Duo UX481FA (BM020R) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
compact and lightweight
solid battery life
comfortable keyboard layout
good processor performance
limited graphics capabilities
no thunderbolt support
secondary screen usability issues
higher price point
Advantages and disadvantages of Lenovo ThinkPad X1 Carbon Gen 11 (21HM) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard comfort
impressive battery life
high-resolution display
higher price point
limited graphics performance
no HDMI port
fewer color options
| DESIGN AND DIMENSIONS | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.3 cm x 22.3 cm x 1.99 cm | 31.56 cm x 22.25 cm x 1.536 cm |
| Weight | 1.5 kg | 1.12 kg |
| Case Material | Metal | Aluminium (bottom), carbon fibre (top) |
| Colour | Celestial blue | Deep black paint |
| DISPLAY | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Screen Size (Type) | 14" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 400 cd/m² |
| Colour Gamut | 72% NTSC | 100% sRGB |
| Features | Anti-glare, WideView, NanoEdge display, Narrow Border Display, Pantone Validated | Anti-glare, Low Power, Eyesafe technology |
| PROCESSOR | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 8 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR5 SDRAM |
| Speed | 2133 MHz | 6400 MHz |
| Rated Speed | - | 6400 MHz |
| STORAGE | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, two tweeters, two woofers, quad array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | ASUS SonicMaster, Smart Amplification technology | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | NFC, Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G/5G upgradable |
|---|
| BATTERY | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Technology | 4-cell lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 57 Wh |
| AC ADAPTER | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 65 Watt |
| INPUT | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Type | Keyboard, stylus, ScreenPad Plus | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | 12.6" touch display | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad, air intake key design |
| CONNECTIONS & EXPANSIONS | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Interfaces | Headphone/microphone combo jack HDMI USB 3.1 Gen 1 USB 3.1 Gen 2 USB-C 3.1 Gen 2 |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Glance by Mirametrix, Intel Connectivity Performance Suite |
| MISCELLANEOUS | ASUS ZenBook Duo UX481FA (BM020R) | Lenovo ThinkPad X1 Carbon Gen 11 (21HM) |
|---|
| Included Accessories | Stylus, power adapter, sleeve | USB-C slim power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | ErgoLift | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | MIL-STD 810G | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| SAR Value | 0.529 W/kg (body), 0.529 W/kg (limb) | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 2 years | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site - response time: next business day |
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