Side by side comparison and review of ASUS VivoBook 15 (X512UA) and Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK). 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.
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Product Type | Ultrabook | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) | 35.72 cm x 23.04 cm x 1.99 cm | - |
| Dimensions (WxDxH) - tablet | - | 30.41 cm x 22.6 cm x 0.89 cm |
| Dimensions (WxDxH) / Weight Details | - | 30.41 cm x 22.6 cm x 0.89 cm / 890 g - tablet 30.41 cm x 22.6 cm x 1.44 cm / 1.27 kg - tablet with keyboard |
| Weight | 1.7 kg | 890 g |
| Case Material | - | Magnesium-aluminum alloy |
| Colour | Slate grey | Peacock blue | Coral crush | Black |
| DISPLAY | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Screen Size (Type) | 15.6" | 13" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3000 x 2000 (QHD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 3:2 |
| Image Brightness | 200 cd/m² | 400 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare, NanoEdge display | Glossy, Corning Gorilla glass, WideView, anti-fingerprint |
| PROCESSOR | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| CPU | Intel Pentium Gold 4417U / 2.3 GHz | No CPU |
|---|---|---|
| Number of Cores | Dual-Core | - |
| Cache | 2 MB | - |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| RAM | 4 GB (provided memory is soldered) | 0 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2133 MHz | 1866 MHz |
| Rated Speed | 2400 MHz | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s | - |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 610 | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - HD | Yes |
| Resolution | - | 8 Megapixel (rear), 2 Megapixel (front) |
| Camera Features | - | Rear camera with auto focus, rear camera with flash |
| Sound | Stereo speakers, microphone | Stereo speakers, two microphones |
| Codec | - | Realtek ALC3278 |
| Audio Features | ASUS SonicMaster | - |
| COMMUNICATIONS | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | - |
|---|
| BATTERY | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Technology | 2-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 42 Wh |
| Battery Life | - | Up to 9.5 hours |
| AC ADAPTER | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | - |
| INPUT | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | - | Volume control, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
2 x USB-C 3.1 Gen 1 (supports Thunderbolt 3) (Power Delivery 3.0) Headphone/microphone combo jack Pogo keyboard connector |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD, microSDHC, microSDXC, microSDXC UHS) |
| SOFTWARE | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | No operating system |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X512UA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Keyboard, USB-C power adapter |
| Integrated Options | - | Ambient light sensor, 3-axis gyro sensor, digital compass, 3-axis accelerometer |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | - | Kensington mini security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | ASUS Battery Health charging technology | Reset switch, MIL-STD-810G tested, built-in easel kickstand |
| Compliant Standards | UL, BSMI, CB, CCC, FCC | RoHS, GREENGUARD, low halogen |
| SAR Value | 0.304 W/kg (body), 0.304 W/kg (limb) | 1.51 W/kg (body), 1.51 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| Model Number | EJ243T | - |
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