In depth comparison and review of Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) and Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB). 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) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Product Type | Tablet - with detachable keyboard | Tablet - with detachable keyboard |
|---|---|---|
| Dimensions (WxDxH) - tablet | 29.15 cm x 20.95 cm x 8.75 mm | 29.15 cm x 20.95 cm x 0.845 cm |
| Dimensions (WxDxH) / Weight Details | 29.15 cm x 20.95 cm x 8.75 mm / 767 g - tablet 1.07 kg - tablet with keyboard |
29.15 cm x 20.95 cm x 0.845 cm / 770 g - tablet 29.15 cm x 20.95 cm x 1.415 cm / 1.07 kg - tablet with keyboard |
| Weight | 767 g | 770 g |
| Case Material | Magnesium alloy, polyphenylene sulfide | Glass-fibre reinforced plastic, magnesium alloy |
| Colour | Black | Black |
| DISPLAY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Screen Size (Type) | 12" - IPS | 12" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2160 x 1440 (Full HD Plus) | 2160 x 1440 (Full HD Plus) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 3:2 |
| Image Brightness | 360 cd/m² | 360 cd/m² |
| Features | Corning Gorilla glass, glare, WideView, anti-fingerprint | Glossy, Corning Gorilla glass, WideView, anti-fingerprint |
| PROCESSOR | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| CPU | Intel Core m5 (6th Gen) 6Y57 / 1.1 GHz | Intel Core i5 (7th Gen) 7Y57 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 2.8 GHz | 3.3 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR3 SDRAM |
| Speed | 1866 MHz | 1866 MHz |
| Rated Speed | - | 1866 MHz |
| STORAGE | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s - TCG Opal Encryption | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Intel |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 515 | Intel HD Graphics 615 |
|---|---|---|
| Camera | Yes | Yes |
| Resolution | 8 Megapixel (rear), 2 Megapixel (front) | 8 Megapixel (rear), 2 Megapixel (front) |
| Camera Features | Autofocus, 1080p Full HD movie recording, rear camera with flash | Rear camera with auto focus, rear camera with flash |
| Video Resolutions | - | 1080p |
| Sound | Stereo speakers, three microphones | Stereo speakers, three microphones |
| Codec | Realtek ALC3268 | Realtek ALC3268 |
| COMMUNICATIONS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| 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 | M.2 Card |
| WWAN |
|---|
| Generation | 4G | 4G |
|---|---|---|
| Technology | GSM, GPRS, EDGE, WCDMA, HSPA, LTE | LTE Advanced |
| Controller | Huawei ME906S - M.2 Card | Sierra Wireless EM7455 |
| BATTERY | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Technology | 2-cell lithium polymer | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 37 Wh | 37 Wh |
| Battery Life | Up to 10 hours | Up to 10 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 20 V | 45 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Volume control, multi-touch touchpad, buttonless touchpad | Volume control, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | USB 3.0 USB-C Mini DisplayPort Dock Headphone/microphone combo jack |
USB-C 3.1 Gen 1 (Power Delivery 2.0) USB 3.1 Gen 1/USB 3.0 Mini DisplayPort Dock Headphone/microphone combo jack VGA (on supplied adapter) |
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | Yes (microSD, microSDHC, microSDXC) |
| SOFTWARE | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Tablet (1st Gen) (20GG) | Lenovo ThinkPad X1 Tablet (2nd Gen) (20JB) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter, keyboard, ThinkPad Pen Pro | Keyboard, ThinkPad Pen Pro, USB-C power adapter, pen holder |
| Cables Included | - | Mini DisplayPort-VGA adapter |
| Integrated Options | Ambient light sensor | Ambient light sensor, 3-axis gyro sensor, digital compass, 3-axis accelerometer |
| Security | Trusted Platform Module (TPM 1.2 and TPM 2.0), fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, 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 | Reset switch, MIL-STD-810G tested |
| Navigation Receiver | GPS | - |
| Compliant Standards | RoHS, GREENGUARD | RoHS, GREENGUARD, low halogen |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return | - |
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