Detailed comparison and review of ASUS VivoBook 14 (X420UA) and Lenovo ThinkPad E590 (20NC). 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 E590 (20NC) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
comfortable keyboard design
adequate performance level
reasonable price point
solid security features
mediocre battery life
average display quality
limited graphics power
heavier than competitors
| DESIGN AND DIMENSIONS | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.24 cm x 21 cm x 1.77 cm | 36.9 cm x 25.25 cm x 1.99 cm |
| Weight | 1.4 kg | 2.12 kg |
| Case Material | - | Aluminum, polycarbonate ABS |
| Colour | Transparent silver | Black |
| DISPLAY | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Screen Size (Type) | 14" | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 200 cd/m² | 220 cd/m² |
| Colour Gamut | 45% NTSC | 90% |
| Features | Anti-glare, NanoEdge display | Anti-glare |
| PROCESSOR | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 2.3 GHz | Intel Core i3 (8th Gen) 8145U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | - | 3.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 3 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Integrated memory controller |
| MEMORY | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | - | 32 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | 2133 MHz | 2666 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 SATA 6Gb/s | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - Toshiba |
|---|
| AUDIO & VIDEO | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - HD | Yes - 720p |
| Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Conexant CX11880 |
| Compliant Standards | - | High Definition Audio, Dolby Advanced Audio |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 9260 - M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Realtek R8111GUS |
| BATTERY | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Technology | 2-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 38 Wh | 45 Wh |
| Battery Life | - | Up to 11 hours |
| AC ADAPTER | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt |
| INPUT | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Interfaces | Headphone/microphone combo jack USB-C 3.1 Gen 1 USB 3.1 Gen 1 USB 2.0 HDMI |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB 2.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | ASUS VivoBook 14 (X420UA) | Lenovo ThinkPad E590 (20NC) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, ASUS Battery Health charging technology | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | - | RoHS |
| SAR Value | 0.286 W/kg (body), 0.286 W/kg (limb) | 0.436 W/kg (body), 0.436 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Silver |
| Model Number | EK019T | - |
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