In depth comparison and review of Lenovo ThinkPad X1 Nano Gen 2 (21E9) and ASUS BR1402C (i381XA). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad X1 Nano Gen 2 (21E9) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
sharp display quality
powerful intel processor
limited port selection
higher price point
no touchscreen option
average speaker quality
Advantages and disadvantages of ASUS BR1402C (i381XA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
solid build quality
efficient multitasking
decent battery life
average display quality
limited storage capacity
no backlit keyboard
basic graphics card
DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 29.33 cm x 20.81 cm x 1.48 cm | 33.29 cm x 22.89 cm x 2.1 cm |
Weight | 991.5 g | 1.56 kg |
Case Material | Carbon fibre (top), magnesium alloy (bottom) | Plastic |
Colour | Black weave | Mineral grey |
DISPLAY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Screen Size (Type) | 13" - IPS | 14" |
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Touchscreen | Yes (10-point multi-touch) | - |
LCD Backlight Technology | LED backlight | - |
Screen Resolution | 2160 x 1350 (2K) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:10 | 16:9 |
Image Brightness | 450 cd/m² | 250 cd/m² |
Colour Gamut | 100% sRGB | 45% NTSC |
Features | Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Low Power, Add-on Film Touch | Anti-glare |
PROCESSOR | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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CPU | Intel Core i7 (12th Gen) 1270P / 2.2 GHz | Intel Core i3 N305 |
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Max Turbo Speed | 4.8 GHz | 3.8 GHz |
Number of Cores | 12-core | 8-core |
Cache | 18 MB | 6 MB |
Features | Integrated memory controller | - |
MEMORY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
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Max RAM Supported | - | 16 GB |
RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
Speed | 5200 MHz | - |
Rated Speed | 6400 MHz | - |
Form Factor | - | SO-DIMM 262-pin |
Slots Qty | - | 1 |
Empty Slots | - | 0 |
STORAGE | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia | 128 GB |
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AUDIO & VIDEO | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
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Max Monitors Supported | 2 external monitor(s) | - |
Camera | Yes - 1080p | Yes - 720p |
Camera Features | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera | Privacy shutter |
Sound | Stereo speakers, two tweeters, two woofers, four microphones | Dual speakers, microphone |
Codec | Realtek ALC3306 | - |
Compliant Standards | High Definition Audio, Dolby Atmos, Dolby Voice | - |
Audio Features | - | Output: Audio by Dirac |
COMMUNICATIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 |
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Wireless Controller | Intel Wi-Fi 6E AX 211 | - |
Network Interface | Gigabit Ethernet | - |
Features | - | Dual stream (2x2) |
BATTERY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
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Battery Capacity (Size) | 49.5 Wh | 50 Wh |
AC ADAPTER | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 65 Watt, 20 V, 2.25 A |
INPUT | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Keyboard Backlight | Yes | - |
Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Interfaces | 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) LAN (on supplied adapter) Headphone/microphone combo jack |
HDMI USB 2.0 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (Power Delivery) Headphone/microphone combo jack |
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SOFTWARE | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence | Windows 11 Pro Education |
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Software Included | - | MyASUS, Microsoft 365 (1 month trial) |
MISCELLANEOUS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | ASUS BR1402C (i381XA) |
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Included Accessories | Lenovo USB-C to Ethernet Adapter, USB-C slim power adapter | USB-C power adapter |
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Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | - | Kensington security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication | System password, LED indicator, rubber bumper, MIL-STD-810H tested |
Compliant Standards | RoHS, TCG Certified | RoHS, REACH |
Max Operating Temperature | 35 °C | - |
Min Operating Temperature | 5 °C | - |
Humidity Range Operating | 8 - 95% | - |
Model Number | - | 3Y |