Side by side comparison and review of Lenovo ThinkPad X390 (20SD) and Lenovo 14w (81MQ). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad X390 (20SD) 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
strong security features
limited graphics performance
average display brightness
no dedicated GPU
higher price point
Advantages and disadvantages of Lenovo 14w (81MQ) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
robust build quality
compact and portable
decent battery life
includes windows 10 pro
modest processor performance
limited storage capacity
no backlit keyboard
average display resolution
DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 32.8 cm x 22.5 cm x 1.77 cm |
Weight | 1.29 kg | 1.54 kg |
Case Material | Magnesium-aluminum alloy, polyphenylene sulfide | Aluminum, polycarbonate ABS |
Colour | Black | Mineral grey | Black |
DISPLAY | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Screen Size (Type) | 13.3" - IPS | 14" |
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Touchscreen | - | Yes (10-point multi-touch) |
LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 300 cd/m² | 220 cd/m² |
Colour Gamut | 72% | - |
Features | Anti-glare, 170° viewing angle | Anti-glare |
PROCESSOR | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | AMD A6 9220C / 1.8 GHz |
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Max Turbo Speed | 4.9 GHz | 2.7 GHz |
Number of Cores | Quad-Core | Dual-Core |
Cache | 8 MB | L2 - 1 MB |
64-bit Computing | Yes | Yes |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
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RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 1666 MHz |
Rated Speed | 2666 MHz | 1666 MHz |
STORAGE | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba | 64 GB eMMC - eMMC 5.1 |
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AUDIO & VIDEO | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon R5 |
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Camera | Yes - 720p | Yes - 720p |
Camera Features | ThinkShutter camera privacy | Fixed focus |
Sound | Stereo speakers, dual array microphone | Stereo speakers, array microphone |
Codec | Realtek ALC3287 | DA7219 |
Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
COMMUNICATIONS | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
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Wireless Controller | Intel Wireless-AC 9560 | Qualcomm QCA6174A - M.2 Card |
Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | - |
BATTERY | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
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Battery Capacity (Size) | 48 Wh | 57 Wh |
Battery Life | Up to 17.6 hours | Up to 12 hours |
AC ADAPTER | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt | 45 Watt, 5 / 9 / 15 / 20 V |
INPUT | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, anti-pry key caps |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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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 Dock Headphone/microphone combo jack Lenovo Ethernet extension connector |
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
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Memory Card Reader | Yes (microSD) | Yes (microSD) |
SOFTWARE | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition | No operating system |
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MISCELLANEOUS | Lenovo ThinkPad X390 (20SD) | Lenovo 14w (81MQ) |
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Dockable | Yes | - |
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Included Accessories | USB-C power adapter | USB-C power adapter |
Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | 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, RapidCharge, MIL-STD-810G tested | Administrator password, power-on password, RapidCharge, MIL-STD-810G tested |
Compliant Standards | RoHS | RoHS |
SAR Value | - | 0.38 W/kg (body), 0.38 W/kg (limb) |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | EPEAT Silver |
Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |