In depth comparison and review of Lenovo ThinkPad X1 Extreme Gen 5 (21DE) 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 Extreme Gen 5 (21DE) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processors
robust build quality
excellent 4k display
advanced security features
wide connectivity options
high price point
heavier than competitors
average battery life
loud under load
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 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.95 cm x 25.38 cm x 1.79 cm | 32.95 cm x 23.18 cm x 2.44 cm |
| Weight | 1.88 kg | 1.65 kg |
| Case Material | Aluminium (bottom), carbon fibre (top) | - |
| Colour | Black paint | Shale black |
| DISPLAY | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Screen Size (Type) | 16" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 165 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | - |
| Image Brightness | 500 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, 178° viewing angle, Low Blue Light technology, X-Rite Pantone factory color calibration | Anti-glare, matte, ComfyView, 25 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H / 2.3 GHz | Intel N-series N200 |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 3.7 GHz |
| Number of Cores | 14-core | Quad-Core |
| Cache | 24 MB | L3 - 6 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| RAM | 16 GB (1 x 16 GB) | 8 GB |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 4800 MHz | - |
| Rated Speed | 4800 MHz | - |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics | Intel UHD Graphics |
| Max Monitors Supported | 4 external monitor(s) | - |
| Video Memory | 4 GB GDDR6 SDRAM | - |
| Camera | Yes - 1080p | Yes - HD |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, Temporal Noise Reduction |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3306 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium, Dolby Voice | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Wireless | NFC, Bluetooth 5.2, 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) |
| Features | Dual stream (2x2) | Dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 90 Wh | 50 Wh |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 170 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | 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 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI 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 (SD Express Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | 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 - German | Windows 10 Pro 64-bit Edition National Academic (available through downgrade rights from Windows 11 Pro National Academic) + Windows 11 Pro National Academic Licence |
|---|---|---|
| Software Included | Glance by Mirametrix | - |
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme Gen 5 (21DE) | Acer TravelMate B5 14 (TMB514-31) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | - |
| Security Slot Type | Kensington nano security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, system 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, Energy-Related Products (ErP) Lot 3, TCG Certified, TÜV Rheinland Low Blue Light Method 2 | 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) |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 9 | - |
| 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 | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | TCO |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
