In depth comparison and review of Lenovo ThinkPad T495s (20QJ) and Acer TravelMate B3 (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 T495s (20QJ) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
efficient thermal management
reliable security features
mediocre display brightness
limited graphics performance
no thunderbolt support
higher price point
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 22.615 cm x 1.67 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.33 kg | 1.4 kg |
| Case Material | Carbon fibre reinforced plastic, magnesium-aluminum alloy | - |
| Colour | Black | Shale black |
| DISPLAY | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Screen Size (Type) | 14" - IPS | 11.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 220 cd/m² |
| Colour Gamut | 72% | 45% NTSC |
| Features | Anti-glare, Low Power | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 10 ms response rate |
| PROCESSOR | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| CPU | AMD Ryzen 5 Pro 3500U / 2.1 GHz | Intel Celeron N4120 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 2.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L3 - 4 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| RAM | 16 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2666 MHz | - |
| STORAGE | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) | 64 GB eMMC - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel UHD Graphics 600 |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | IR camera, ThinkShutter camera privacy | Privacy shutter |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| COMMUNICATIONS | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 9260 | Intel Wireless-AC 9560 - M.2 2230 (CNVi) |
| Network Interface | - | Gigabit Ethernet |
| Compliant Standards | DASH | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO |
| WWAN |
|---|
| Generation | WWAN upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 48 Wh |
| Battery Life | Up to 16.4 hours | Up to 12 hours |
| AC ADAPTER | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, precision touchpad, mechanically anchored keys |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Interfaces | USB 3.1 Gen 2 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack Dock |
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) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition National Academic |
|---|---|---|
| Software Included | - | Acer ProShield Security Manager |
| MISCELLANEOUS | Lenovo ThinkPad T495s (20QJ) | Acer TravelMate B3 (TMB311) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter, 3-cell Li-Ion 48Wh battery |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Discrete Trusted Platform Module (TPM) solution |
| 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, RapidCharge, MIL-STD-810G tested | Administrator password, system password |
| Compliant Standards | RoHS | MIL-STD 810G |
| SAR Value | - | 0.82 W/kg (body), 0.82 W/kg (limb), 0.82 W/kg (head) |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 31 |
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