Detailed comparison and review of Lenovo ThinkPad X390 and Acer TravelMate B3 (TMB311-31). 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 (TMB311-31) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
long battery life
robust parental controls
decent connectivity options
mediocre display quality
limited storage capacity
basic performance level
no backlit keyboard
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| 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 (TMB311-31) |
|---|
| Screen Size (Type) | 13.3" - TN | 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 | 250 cd/m² | 220 cd/m² |
| Colour Gamut | 45% | - |
| Features | Anti-glare, 90° viewing angle | Anti-glare, ComfyView, 10 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| 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 | Yes |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| RAM | 8 GB | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR4 SDRAM |
| STORAGE | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 64 GB eMMC - SanDisk |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - 720p | Yes - HD |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | High Definition Audio |
| COMMUNICATIONS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | Intel Wireless-AC 9560 - M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 48 Wh |
| Battery Life | - | Up to 12 hours |
| AC ADAPTER | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 19 V |
| INPUT | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, Acer FineTip keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| 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) |
2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition National Academic |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X390 | Acer TravelMate B3 (TMB311-31) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | - | Power adapter |
| Security | - | 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 |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | C5KC |
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