In depth comparison and review of Acer TravelMate B3 (TMB311-31) and Lenovo ThinkPad L15 Gen 1 (20U3). 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 Acer TravelMate B3 (TMB311-31) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
long battery life
robust parental controls
decent connectivity options
mediocre display quality
limited storage capacity
basic performance level
no backlit keyboard
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 1 (20U3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good enterprise security
solid processor performance
reliable battery life
heavy design
mediocre display quality
limited graphics power
no thunderbolt support
| DESIGN AND DIMENSIONS | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.5 cm x 21.5 cm x 2.09 cm | 36.65 cm x 25 cm x 2.1 cm |
| Weight | 1.4 kg | 1.98 kg |
| Case Material | - | Polycarbonate ABS |
| Colour | Shale black | Black |
| DISPLAY | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Screen Size (Type) | 11.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, ComfyView, 10 ms response rate, Narrow Border Display | Anti-glare, 170° viewing angle |
| PROCESSOR | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| CPU | Intel Celeron N4120 / 1.1 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 4.2 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 4 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Burst Technology | Integrated memory controller |
| MEMORY | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | LPDDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2666 MHz |
| Rated Speed | - | 2666 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC - SanDisk | 256 GB SSD M.2 2280 - TCG Opal Encryption, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | - | IR camera, fixed focus, ThinkShutter camera privacy |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Advanced Audio |
| COMMUNICATIONS | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 | Realtek RTL8852AE - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 45 Wh |
| Battery Life | Up to 12 hours | Up to 11.6 hours |
| AC ADAPTER | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V | 65 Watt |
| INPUT | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | - | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Interfaces | 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) USB-C 3.2 Gen 2 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack Dock |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition National Academic | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | Acer TravelMate B3 (TMB311-31) | Lenovo ThinkPad L15 Gen 1 (20U3) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington 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, hard drive password | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | - | RoHS |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| 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 |
Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
| Model Number | C5KC | - |
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