Detailed comparison and review of Lenovo ThinkPad X390 and Acer TravelMate B3 (TMB311). 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 Lenovo ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
compact and portable
reliable performance
average display brightness
limited graphics capability
noisy under load
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 X390 | Acer TravelMate B3 (TMB311) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.33 kg | 1.4 kg |
| Colour | - | Shale black |
| DISPLAY | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Screen Size (Type) | 13.3" - TN | 11.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (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 | 250 cd/m² | 220 cd/m² |
| Colour Gamut | 45% | 45% NTSC |
| Features | Anti-glare, 90° viewing angle | Anti-glare, matte, ComfyView, Acer BluelightShield technology, 10 ms response rate |
| PROCESSOR | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| CPU | Intel Core i5 (8th Gen) 8365U / 1.6 GHz | Intel Celeron N4120 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 2.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 4 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| RAM | 8 GB | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| STORAGE | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 64 GB eMMC - Kingston |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics 600 |
|---|---|---|
| Camera | Yes - 720p | Yes - HD |
| Camera Features | - | 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 X390 | 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 Wireless-AC 9560 | Intel Wireless-AC 9560 - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO |
| BATTERY | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Technology | Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 48 Wh |
| Battery Life | - | Up to 12 hours |
| AC ADAPTER | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, precision touchpad, mechanically anchored keys |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Dock Headphone/microphone combo jack LAN (on supplied cable) |
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 X390 | Acer TravelMate B3 (TMB311) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition National Academic |
|---|---|---|
| Software Included | - | Acer ProShield Security Manager |
| MISCELLANEOUS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | - | USB-C power adapter, 3-cell Li-Ion 48Wh battery |
| Security | - | 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, system password |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | 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 - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 31 |
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