Side by side comparison and review of Lenovo ThinkPad T490s (20NX) and ASUS ZenBook Pro Duo UX581GV (H2001T). 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 T490s (20NX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
lightweight design
good security features
average display brightness
limited graphics performance
no HDMI port
higher price point
Advantages and disadvantages of ASUS ZenBook Pro Duo UX581GV (H2001T) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful graphics performance
4K UHD main display
high-quality build
fast processor
heavy and bulky
short battery life
expensive
noisy under load.
DESIGN AND DIMENSIONS | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 32.9 cm x 22.615 cm x 1.67 cm | 35.9 cm x 24.6 cm x 2.4 cm |
Weight | 1.35 kg | 2.5 kg |
Case Material | Magnesium alloy, carbon fibre reinforced plastic | - |
Colour | Black | Celestial blue |
DISPLAY | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Screen Size (Type) | 14" - IPS | 15.6" OLED - IPS |
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Touchscreen | Yes (10-point multi-touch) | Yes |
LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2160 (Ultra HD 4K) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 300 cd/m² | - |
Colour Gamut | 72% NTSC | 100% DCI-P3 |
Features | Anti-glare, on-cell touch technology, 170° viewing angle, 72% NTSC colour gamut | 178° horizontal and vertical viewing angle, NanoEdge display, Pantone Validated, HDR 500 True Black |
PROCESSOR | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i9 (9th Gen) 9980HK / 2.4 GHz |
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Max Turbo Speed | 3.9 GHz | 5 GHz |
Number of Cores | Quad-Core | 8-core |
Cache | 6 MB | 16 MB |
64-bit Computing | Yes | Yes |
Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
MEMORY | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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RAM | 8 GB (provided memory is soldered) | 32 GB |
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RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 2666 MHz |
Rated Speed | 2666 MHz | - |
STORAGE | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Toshiba | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Graphics Processor (GPU) | Intel UHD Graphics 620 | NVIDIA GeForce RTX 2060 |
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Video Memory | - | 6 GB GDDR6 SDRAM |
Camera | Yes - 720p | Yes - HD |
Camera Features | IR camera, ThinkShutter camera privacy | IR camera, Windows Hello |
Sound | Stereo speakers, dual array microphone | Harman/kardon stereo speakers, array microphone |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
Audio Features | - | ASUS SonicMaster, Smart Amplification technology |
COMMUNICATIONS | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | Intel Wireless-AC 9560 | - |
Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | - |
BATTERY | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Technology | 3-cell Lithium Ion | 8-cell lithium polymer |
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Battery Capacity (Size) | 57 Wh | 71 Wh |
Battery Life | Up to 20 hours | - |
AC ADAPTER | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt, 5 / 9 / 15 / 20 V | 230 Watt, 19.5 V, 11.8 A |
INPUT | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, stylus, NumberPad, ScreenPad Plus |
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Keyboard Backlight | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | 14" 4K UHD (3840 x 1100) touch display |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Dock Headphone/microphone combo jack Lenovo Ethernet extension connector |
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) 2 x USB 3.1 Gen 2 Headphone/microphone combo jack HDMI |
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Memory Card Reader | Yes (microSD) | - |
SOFTWARE | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home 64-bit Edition |
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MISCELLANEOUS | Lenovo ThinkPad T490s (20NX) | ASUS ZenBook Pro Duo UX581GV (H2001T) |
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Dockable | Yes | - |
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Included Accessories | USB-C power adapter | Stylus, power adapter, carrying case, palm rest label |
Security | 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 | - |
Compliant Standards | RoHS | - |
SAR Value | - | 0.472 W/kg (body), 0.472 W/kg (limb) |
ENERGY STAR Certified | Yes | - |
EPEAT Compliant | EPEAT Gold | - |