In depth comparison and review of Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) and ASUS VivoBook 15 (X512FA). 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Product Type | Tablet - with detachable keyboard | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | - | 35.72 cm x 23.04 cm x 1.99 cm |
| Dimensions (WxDxH) - tablet | 29.15 cm x 20.95 cm x 8.75 mm | - |
| Dimensions (WxDxH) / Weight Details | 29.15 cm x 20.95 cm x 8.75 mm / 767 g - tablet 1.07 kg - tablet with keyboard |
- |
| Weight | 767 g | 1.7 kg |
| Case Material | Magnesium alloy, polyphenylene sulfide | - |
| Colour | Black | Transparent silver | Slate grey |
| DISPLAY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Screen Size (Type) | 12" - IPS | 15.6" |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2160 x 1440 (Full HD Plus) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:9 |
| Image Brightness | 360 cd/m² | - |
| Colour Gamut | - | 45% NTSC |
| Features | Corning Gorilla glass, glare, WideView, anti-fingerprint | ASUS Splendid Video Intelligence Technology, anti-glare |
| PROCESSOR | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| CPU | Intel Core m5 (6th Gen) 6Y57 / 1.1 GHz | Intel Pentium Gold 5405U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.8 GHz | - |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 2 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 12 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 1866 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s - TCG Opal Encryption | 256 GB SSD SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 515 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes | Yes - HD |
| Resolution | 8 Megapixel (rear), 2 Megapixel (front) | - |
| Camera Features | Autofocus, 1080p Full HD movie recording, rear camera with flash | - |
| Sound | Stereo speakers, three microphones | Stereo speakers, microphone |
| Codec | Realtek ALC3268 | - |
| Audio Features | - | ASUS SonicMaster |
| COMMUNICATIONS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac, NFC | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8260 - M.2 Card | - |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | GSM, GPRS, EDGE, WCDMA, HSPA, LTE | - |
| Controller | Huawei ME906S - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Technology | 2-cell lithium polymer | 2-cell |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 37 Wh |
| Battery Life | Up to 10 hours | - |
| AC ADAPTER | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 20 V | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Volume control, multi-touch touchpad, buttonless touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.0 USB-C Mini DisplayPort Dock Headphone/microphone combo jack |
Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | ASUS VivoBook 15 (X512FA) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter, keyboard, ThinkPad Pen Pro | Power adapter |
| Integrated Options | Ambient light sensor | - |
| Security | Trusted Platform Module (TPM 1.2 and TPM 2.0), fingerprint 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 | Reset switch, 3D gyrometer, 3D accelerometer, 3D compass, MIL-STD-810G tested | System password |
| Navigation Receiver | GPS | - |
| Compliant Standards | RoHS, GREENGUARD | - |
| SAR Value | - | 0.304 W/kg (body), 0.304 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return | Limited warranty - 1 year |
| Model Number | - | EJ1515T |
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