In depth comparison and review of Lenovo ThinkPad X1 Extreme Gen 3 (20TK) and Lenovo ThinkPad X1 Nano Gen 1 (20UN). 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.
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 3 (20TK) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful i7 processor
high-resolution display
robust build quality
ample connectivity options
good thermal management
heavy chassis
expensive price point
average battery life
noisy under load
Advantages and disadvantages of Lenovo ThinkPad X1 Nano Gen 1 (20UN) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
sharp display resolution
efficient performance
limited port selection
higher price point
no touchscreen option
average audio quality
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.18 cm x 24.57 cm x 1.84 cm | 29.28 cm x 20.77 cm x 1.67 cm |
| Weight | 1.7 kg | 907 g |
| Case Material | Glass-fibre reinforced plastic, carbon fibre reinforced plastic, aluminium alloy | Carbon fibre (top), magnesium alloy (bottom) |
| Colour | Black weave | Black paint |
| DISPLAY | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Screen Size (Type) | 15.6" | 13" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 2160 x 1350 (2K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 600 cd/m² | 450 cd/m² |
| Colour Gamut | 100% Adobe RGB | 100% sRGB |
| Features | Anti-glare, Wide Viewing Angle, HDR (high dynamic range), 178° viewing angle, Dolby Vision | Anti-glare, 170° viewing angle, Low Power |
| PROCESSOR | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i5 (11th Gen) 1130G7 / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4 GHz |
| Number of Cores | 6-core | Quad-Core |
| Cache | 12 MB | 8 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel WM490 | - |
| Platform Technology | - | Intel Evo |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| RAM | 16 GB (1 x 16 GB) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4X SDRAM |
| Speed | 2933 MHz | 4266 MHz |
| Rated Speed | 3200 MHz | 4266 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1650 Ti / Intel UHD Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | - |
| Video System Features | Max-Q design | - |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | IR camera, ThinkShutter camera privacy | Privacy shutter, IR camera, Windows Hello, fixed focus, Human Presence Detection |
| Sound | Stereo speakers, dual array microphone | Four speakers, four microphones |
| Codec | Realtek ALC3286 | Realtek ALC3306 |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Atmos |
| Audio Features | 3-magnet speakers | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| 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) | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| BATTERY | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 48 Wh |
| Battery Life | Up to 15.6 hours | Up to 22.87 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 135 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack LAN (on supplied adapter) |
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Extreme Gen 3 (20TK) | Lenovo ThinkPad X1 Nano Gen 1 (20UN) |
|---|
| Included Accessories | Power adapter, Lenovo USB-C to Ethernet Adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, Firmware Resiliency 2.0 |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 2.512 W/kg (body), 0.967 W/kg (limb) | - |
| 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 | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
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