In depth comparison and review of Lenovo ThinkPad A285 (20MX) and Acer TravelMate B3 11 (TMB311). 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 A285 (20MX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
compact and portable
strong security features
decent processor performance
average battery life
limited storage capacity
no thunderbolt support
dim display brightness
Advantages and disadvantages of Acer TravelMate B3 11 (TMB311) based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
affordable price point
efficient battery life
robust security features
lightweight design
mediocre display quality
limited storage capacity
basic graphics performance
slow processor speed
| DESIGN AND DIMENSIONS | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.77 cm x 20.98 cm x 1.74 cm | 29.08 cm x 21.145 cm x 2.075 cm |
| Weight | 1.27 kg | 1.4 kg |
| Case Material | Magnesium-aluminum alloy, polyphenylene sulfide | - |
| Colour | Black | Shale black |
| DISPLAY | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Screen Size (Type) | 12.5" - IPS | 11.6" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (WXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 300 cd/m² | 250 cd/m² |
| Colour Gamut | - | 50% NTSC |
| Features | Anti-glare | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 25 ms response rate |
| PROCESSOR | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| CPU | AMD Ryzen 5 Pro 2500U / 2 GHz | Intel N-series N200 |
|---|---|---|
| Max Turbo Speed | 3.6 GHz | 3.7 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L2 - 4 MB | L3 - 6 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| STORAGE | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | ThinkShutter camera privacy | Privacy shutter, Temporal Noise Reduction |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| COMMUNICATIONS | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Realtek RTL8822BE - M.2 Card | Intel Wi-Fi 6E AX 211 - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Technology | 6-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 50 Wh |
| Battery Life | Up to 10.55 hours | - |
| AC ADAPTER | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 45 Watt, 5 / 9 / 12 / 15 / 20 V, 3 A |
| INPUT | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, spill-resistant, precision touchpad, mechanically anchored keys, OceanGlass touchpad, serviceable keyboard design |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Interfaces | USB 3.1 Gen 2 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack Dock LAN (on supplied cable) |
HDMI 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Pro Education |
|---|
| MISCELLANEOUS | Lenovo ThinkPad A285 (20MX) | Acer TravelMate B3 11 (TMB311) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | - |
| Security Slot Type | Kensington mini 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, power-on password, RapidCharge, MIL-STD-810G tested | Administrator password, system password, MIL-STD-810H tested |
| Compliant Standards | RoHS | - |
| SAR Value | - | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 33 |
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