Side by side comparison and review of Lenovo ThinkPad T490 (20N2) and Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad T490 (20N2) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
good security features
reliable performance
mediocre display quality
limited graphics power
noisy under load
heavier than competitors
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
advanced security features
high price point
average battery life
heavier than competitors
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 22.7 cm x 1.79 cm | 36.18 cm x 24.57 cm x 1.84 cm |
| Weight | 1.55 kg | 1.7 kg |
| Case Material | Glass-fibre, polyphenylene sulfide, polyamide | Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic |
| Colour | Black | Black paint |
| DISPLAY | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 500 cd/m² |
| Colour Gamut | 45% | 72% NTSC |
| Features | Anti-glare | Anti-glare, HDR (high dynamic range), 170° viewing angle, Dolby Vision |
| PROCESSOR | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i9 (9th Gen) 9880H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 4.8 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel CM246 |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 40 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2666 MHz |
| Rated Speed | 2666 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Intel |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce GTX 1650 / Intel UHD Graphics 630 |
| Video Memory | - | 4 GB GDDR5 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | ThinkShutter camera privacy | IR camera, ThinkShutter camera privacy |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Conexant CX11880 |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | High Definition Audio, Dolby Audio Premium, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | Intel Wi-Fi 6 AX 200 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Intel I219-V | - |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE | - |
| Controller | FIBOCOM L830-EB - M.2 Card | - |
| BATTERY | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 80 Wh |
| Battery Life | Up to 16.11 hours | Up to 14 hours |
| AC ADAPTER | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 135 Watt, 20 V |
| INPUT | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 USB-C 3.1 Gen 2 (supports Thunderbolt 3) HDMI Dock Headphone/microphone combo jack LAN |
USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack LAN (on supplied cable) |
| Memory Card Reader | Yes (microSD) | Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) |
| SOFTWARE | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T490 (20N2) | Lenovo ThinkPad X1 Extreme (2nd Gen) (20QW) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter, ThinkPad Ethernet Extension cable |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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 | Administrator password, hard drive password, power-on password, MIL-STD-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | RoHS | RoHS |
| SAR Value | - | 0.546 W/kg (body), 0.546 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | EPEAT Silver |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
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