In depth comparison and review of Lenovo ThinkPad A475 (20KM) and Acer TravelMate B1 (TMB118-M). 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 B1 (TMB118-M) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
decent battery life
compact and lightweight
solid educational features
mediocre display quality
limited storage capacity
average processing power
basic graphics performance
| DESIGN AND DIMENSIONS | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 33.66 cm x 23.25 cm x 1.995 cm | 29.1 cm x 21.1 cm x 2.335 cm |
| Weight | 1.65 kg | 1.53 kg |
| Case Material | Polyphenylene sulfide | - |
| Colour | Black | Black |
| DISPLAY | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Screen Size (Type) | 14" | 11.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 220 cd/m² |
| Features | Anti-glare | Anti-glare, ComfyView, 180° lay flat, 10 ms response rate |
| PROCESSOR | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| CPU | AMD A12 PRO-8830B / 2.5 GHz | Intel Celeron N4100 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 2.4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L2 - 2 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| RAM | 8 GB (1 x 8 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 1866 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung | 64 GB eMMC - eMMC 5.1 - SanDisk |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Graphics Processor (GPU) | AMD Radeon R7 | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - 720p | Yes - 1280 x 720 |
| Camera Features | - | 720p HD movie recording |
| Video Resolutions | - | 720p |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3268 | - |
| Compliant Standards | High Definition Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Realtek RTL8822BE - M.2 Card | Intel Dual Band Wireless-AC 7265 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111EPV | - |
| Features | - | Intel Wireless Display (WiDi), Wake-on-LAN (WOL) |
| BATTERY | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Technology | 3-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Installed Qty | 2 | - |
| Battery Capacity (Size) | 24 Wh | 48 Wh |
| Battery Life | Up to 10.26 hours | Up to 13 hours |
| AC ADAPTER | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 20 V | 45 Watt, 19 V |
| INPUT | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, Acer FineTip keyboard, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1/USB 3.0 USB 3.1 Gen 1/USB 3.0 (Always On) USB-C 3.1 Gen 2 HDMI LAN Dock Headphone/microphone combo jack |
USB 2.0 USB 3.0 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS Card) | Yes (SD Card) |
| SOFTWARE | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 10 Pro 64-bit) + Windows 10 Pro 64-bit Licence | Windows 10 Pro 64-bit Edition National Academic in S mode |
|---|
| MISCELLANEOUS | Lenovo ThinkPad A475 (20KM) | Acer TravelMate B1 (TMB118-M) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| 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, power-on password, MIL-STD-810G tested | Administrator password, system password, hard drive password |
| Compliant Standards | RoHS | MIL-STD 810G |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | C1PW |
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