In depth comparison and review of Lenovo ThinkPad X1 Nano Gen 2 (21E9) and Acer TravelMate B5 14 (TMB514-31). 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 Acer TravelMate B5 14 (TMB514-31) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
adequate connectivity options
competitive pricing
average display quality
limited graphics capability
modest storage capacity
no touchscreen option
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 29.33 cm x 20.81 cm x 1.48 cm | 32.95 cm x 23.18 cm x 2.44 cm |
| Weight | 991.5 g | 1.65 kg |
| Case Material | Carbon fibre (top), magnesium alloy (bottom) | - |
| Colour | Black weave | Shale black |
| DISPLAY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Screen Size (Type) | 13" - IPS | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2160 x 1350 (2K) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | - |
| 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, matte, ComfyView, 25 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| CPU | Intel Core i7 (12th Gen) 1270P / 2.2 GHz | Intel N-series N200 |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 3.7 GHz |
| Number of Cores | 12-core | Quad-Core |
| Cache | 18 MB | L3 - 6 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB |
|---|---|---|
| RAM Type | LPDDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 5200 MHz | - |
| Rated Speed | 6400 MHz | - |
| STORAGE | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | - |
| Camera | Yes - 1080p | Yes - HD |
| Camera Features | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera | Privacy shutter, Temporal Noise Reduction |
| Sound | Stereo speakers, two tweeters, two woofers, four microphones | Stereo speakers, two microphones |
| Codec | Realtek ALC3306 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos, Dolby Voice | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Technology | 3-cell lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 49.5 Wh | 50 Wh |
| AC ADAPTER | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad | Precision touchpad, mechanically anchored keys |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| 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-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) 2 x USB 3.2 Gen 1 Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence | Windows 10 Pro 64-bit Edition National Academic (available through downgrade rights from Windows 11 Pro National Academic) + Windows 11 Pro National Academic Licence |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Nano Gen 2 (21E9) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Included Accessories | Lenovo USB-C to Ethernet Adapter, USB-C slim power adapter | Power adapter |
|---|---|---|
| Security | Discrete 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 | - |
| Compliant Standards | RoHS, TCG Certified | MIL-STD 810F, MIL-STD 810H, TCO Certified 9.0 |
| SAR Value | - | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) |
| Specific Absorption Rate (SAR) | - | 1.14 W/kg (head) 1.14 W/kg (body) 1.14 W/kg (limb) |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | TCO |
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