In depth comparison and review of ASUS ExpertBook B1 (B1502CG) and Lenovo ThinkPad X1 Nano Gen 2 (21E9). 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 ASUS ExpertBook B1 (B1502CG) based on its technical characteristics, features, user experience, expert reviews and price level.
robust military-grade durability
efficient multitasking capabilities
comprehensive connectivity options
lightweight and portable design
responsive fingerprint sensor
average battery life
mediocre display quality
limited graphics performance
higher price point
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
| DESIGN AND DIMENSIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.16 cm x 23.3 cm x 1.99 cm | 29.33 cm x 20.81 cm x 1.48 cm |
| Weight | 1.69 kg | 991.5 g |
| Case Material | Plastic | Carbon fibre (top), magnesium alloy (bottom) |
| Colour | Star black | Black weave |
| DISPLAY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Screen Size (Type) | 15.6" | 13" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2160 x 1350 (2K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 450 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, 83% screen-to-body ratio | Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Low Power, Add-on Film Touch |
| PROCESSOR | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| CPU | Intel Core i3 N305 | Intel Core i7 (12th Gen) 1270P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.8 GHz | 4.8 GHz |
| Number of Cores | 8-core | 12-core |
| Cache | 6 MB | 18 MB |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 5200 MHz |
| Rated Speed | - | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| STORAGE | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - UFS | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|
| AUDIO & VIDEO | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Speaker, array microphone | Stereo speakers, two tweeters, two woofers, four microphones |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos, Dolby Voice |
| Audio Features | Output: Audio by Dirac | - |
| COMMUNICATIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Technology | 3-cell Lithium Ion | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 49.5 Wh |
| AC ADAPTER | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, chiclet keyboard, 1.4mm travel distance | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Interfaces | USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.2 Gen 1 (Power Delivery) HDMI 1.4 Headphone/microphone combo jack LAN |
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) LAN (on supplied adapter) Headphone/microphone combo jack |
|---|
| SOFTWARE | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Operating System (OS) | Windows 11 Pro Education | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|---|---|
| Software Included | Microsoft 365 (1 month trial) | - |
| MISCELLANEOUS | ASUS ExpertBook B1 (B1502CG) | Lenovo ThinkPad X1 Nano Gen 2 (21E9) |
|---|
| Included Accessories | Power adapter | Lenovo USB-C to Ethernet Adapter, USB-C slim power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, face recognition | 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 | Hard drive password, MIL-STD-810H tested, BIOS protection | 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 |
| Compliant Standards | RoHS, REACH, TCO Certified 9.0, FSC Mix | RoHS, TCG Certified |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Model Number | BQI381XA | - |
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