Detailed comparison and review of ASUS VivoBook 15 (X512FA) and Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK). 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.
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 (X512FA) | 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 | Transparent silver | Slate grey | Black |
| DISPLAY | ASUS VivoBook 15 (X512FA) | 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+) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 3:2 |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | ASUS Splendid Video Intelligence Technology, anti-glare | Glossy, Corning Gorilla glass, WideView, anti-fingerprint |
| PROCESSOR | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| CPU | Intel Pentium Gold 5405U / 2.3 GHz | No CPU |
|---|---|---|
| Number of Cores | Dual-Core | - |
| Cache | 2 MB | - |
| 64-bit Computing | Yes | - |
| MEMORY | ASUS VivoBook 15 (X512FA) | 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 | 2400 MHz | 1866 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD SATA 6Gb/s | - |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | 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 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | - |
|---|
| BATTERY | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Technology | 2-cell | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 42 Wh |
| Battery Life | - | Up to 9.5 hours |
| AC ADAPTER | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | - |
| INPUT | ASUS VivoBook 15 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | - | Volume control, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 (X512FA) | 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 (X512FA) | Lenovo ThinkPad X1 Tablet (3rd Gen) (20KK) |
|---|
| Operating System (OS) | Windows 10 Home | No operating system |
|---|
| MISCELLANEOUS | ASUS VivoBook 15 (X512FA) | 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 | - | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | Kensington mini security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password | Reset switch, MIL-STD-810G tested, built-in easel kickstand |
| Compliant Standards | - | 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 | - |
| Manufacturer Warranty | Limited warranty - 1 year | - |
| Model Number | EJ1515T | - |
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