In depth comparison and review of Lenovo ThinkPad E485 (20KU) and Lenovo ThinkPad X390 (20SD). 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 E485 (20KU) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
comfortable keyboard design
affordable price point
decent processor performance
good port selection
average battery life
dim display brightness
no thunderbolt support
modest graphics capability
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 24.2 cm x 2.19 cm | 31.2 cm x 21.72 cm x 1.69 cm |
| Weight | 1.75 kg | 1.29 kg |
| Case Material | Polycarbonate ABS | Magnesium-aluminum alloy, polyphenylene sulfide |
| Colour | Black | Black |
| DISPLAY | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Screen Size (Type) | 14" - IPS | 13.3" - IPS |
|---|---|---|
| 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 | 250 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% |
| Features | Anti-glare | Anti-glare, 170° viewing angle |
| PROCESSOR | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| CPU | AMD Ryzen 5 2500U / 2 GHz | Intel Core i7 (10th Gen) 10510U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.6 GHz | 4.9 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 4 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| RAM | 8 GB (1 x 8 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | - | ThinkShutter camera privacy |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | CX11852 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio | High Definition Audio, Dolby Audio Premium |
| COMMUNICATIONS | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wireless-AC 9560 |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Realtek R8111GUS | - |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
| BATTERY | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Technology | 3-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 48 Wh |
| Battery Life | Up to 9.37 hours | Up to 17.6 hours |
| AC ADAPTER | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB 2.0 HDMI LAN Headphone/microphone combo jack USB-C 3.1 Gen 2 |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad E485 (20KU) | Lenovo ThinkPad X390 (20SD) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | USB-C power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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, hard drive password, power-on password, RapidCharge | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | RoHS | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |