Detailed comparison and review of Acer TravelMate B3 (TMB311) and Lenovo ThinkPad T15g Gen 1 (20US). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Acer TravelMate B3 (TMB311) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
affordable price point
long battery life
educational software included
decent connectivity options
mediocre display resolution
limited storage capacity
basic processor performance
average graphics capability
Advantages and disadvantages of Lenovo ThinkPad T15g Gen 1 (20US) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful graphics capabilities
robust build quality
high-resolution display
advanced security features
good thermal management
heavy and bulky
expensive price point
average battery life
limited color accuracy
| DESIGN AND DIMENSIONS | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.5 cm x 21.5 cm x 2.09 cm | 37.54 cm x 25.23 cm x 3.145 cm |
| Weight | 1.4 kg | 2.74 kg |
| Case Material | - | Glass-fibre, glass-fibre reinforced plastic, polyphenylene sulfide |
| Colour | Shale black | Black |
| DISPLAY | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Screen Size (Type) | 11.6" - TN | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 72% NTSC |
| Features | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 10 ms response rate | Anti-glare, 160° viewing angle, 72% NTSC colour gamut |
| PROCESSOR | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| CPU | Intel Celeron N4120 / 1.1 GHz | Intel Core i7 (10th Gen) 10850H / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 2.6 GHz | 5.1 GHz |
| Number of Cores | Quad-Core | 6-core |
| Cache | 4 MB | 12 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel WM490 |
| Features | Intel Burst Technology | Integrated memory controller |
| MEMORY | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | - | 128 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | - | 2933 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 4 |
| Empty Slots | - | 3 |
| STORAGE | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Main Storage Size (HDD/SSD) | 64 GB eMMC - Kingston | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - SK Hynix |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| AUDIO & VIDEO | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics 600 | NVIDIA GeForce RTX 2070 SUPER / Intel UHD Graphics |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | Privacy shutter | Fixed focus, ThinkShutter camera privacy |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | - | Dolby Atmos |
| COMMUNICATIONS | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 2230 (CNVi) | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO | - |
| BATTERY | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Technology | 3-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 94 Wh |
| Battery Life | Up to 12 hours | Up to 16.4 hours |
| AC ADAPTER | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 5 / 9 / 12 / 15 / 20 V | 230 Watt, 20 V |
| INPUT | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | Multi-gesture touch pad, precision touchpad, mechanically anchored keys | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Slots | - | 2 x M.2 Card (1 free) |
|---|---|---|
| Interfaces | HDMI 2 x USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (DC-In combo, Power Delivery) |
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
| Memory Card Reader | Yes (microSD) | Yes (SD Card) |
| SOFTWARE | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition National Academic | Windows 10 Home 64-bit Edition |
|---|---|---|
| Software Included | Acer ProShield Security Manager | - |
| MISCELLANEOUS | Acer TravelMate B3 (TMB311) | Lenovo ThinkPad T15g Gen 1 (20US) |
|---|
| Included Accessories | USB-C power adapter, 3-cell Li-Ion 48Wh battery | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM) solution | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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, system password | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | MIL-STD 810G | RoHS |
| SAR Value | 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| TCO Certified | - | TCO Certified Notebooks 8 |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
- |
| Model Number | 31 | - |
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