Detailed comparison and review of Lenovo ThinkPad X12 Detachable (20UW) and Lenovo ThinkPad X1 Carbon Gen 9 (20XX). 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 | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Product Type | Tablet - with detachable keyboard | Ultrabook |
|---|---|---|
| Dimensions (WxDxH) | - | 31.5 cm x 22.16 cm x 1.49 cm |
| Dimensions (WxDxH) - tablet | 28.33 cm x 20.35 cm x 0.88 cm | - |
| Dimensions (WxDxH) / Weight Details | 28.33 cm x 21.78 cm x 0.57 cm / 340 g - keyboard dock | - |
| Weight | 760 g | 1.133 kg |
| Case Material | Magnesium-aluminum alloy | Carbon fibre, magnesium alloy |
| Colour | Black | Black weave |
| DISPLAY | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Screen Size (Type) | 12.3" - IPS | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1280 (Full HD Plus) | 3840 x 2400 (WQUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:10 |
| Image Brightness | 400 cd/m² | 500 cd/m² |
| Colour Gamut | 100% sRGB | 100% DCI-P3 |
| Features | Anti-reflective, Direct Bonding technology, anti-smudge, Corning Gorilla glass 5, 178° viewing angle, capacitive touch screen | Glossy, Low Blue Light technology, 170° viewing angle |
| PROCESSOR | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| CPU | Intel Core i5 (11th Gen) 1130G7 / 1.8 GHz | Intel Core i5 (11th Gen) 1145G7 / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 8 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR4X SDRAM | LPDDR4X SDRAM |
| Speed | 4266 MHz | 4266 MHz |
| Rated Speed | 4266 MHz | 4266 MHz |
| STORAGE | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes | Yes - 720p |
| Resolution | 8 Megapixel (rear), 5 Megapixel (front) | - |
| Camera Features | Privacy shutter, rear camera with auto focus, IR/RGB camera | IR camera, fixed focus, ThinkShutter camera privacy |
| Sound | Stereo speakers, dual array microphone | Four speakers, quad array microphone |
| Codec | Realtek ALC3306-GRT | Realtek ALC3306 |
| Compliant Standards | Dolby Audio | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wi-Fi 6 AX 201 |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2), MU-MIMO | - |
| BATTERY | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Technology | Lithium polymer | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 57 Wh |
| Battery Life | Up to 12.42 hours | Up to 26 hours |
| AC ADAPTER | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | 3-level backlight | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack Pogo keyboard connector |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN (on supplied adapter) |
|---|
| SOFTWARE | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X12 Detachable (20UW) | Lenovo ThinkPad X1 Carbon Gen 9 (20XX) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Keyboard, USB-C power adapter, Lenovo Digital Pen | USB-C power adapter, Lenovo USB-C to Ethernet Adapter |
| Integrated Options | Accelerometer, hall sensor, gyroscope, inclinometer | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | RapidCharge, MIL-STD-810H tested | Administrator password, power-on password, RapidCharge, self-healing BIOS, NVMe password |
| Compliant Standards | RoHS, low halogen, Energy-Related Products (ErP) Lot 3 | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | EPEAT Gold |
| TCO Certified | TCO Certified Notebooks 8 | TCO Certified Notebooks 8 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
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