Side by side comparison and review of Lenovo ThinkPad T580 (20L9) and Lenovo ThinkPad T490. 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 T580 (20L9) based on its technical characteristics, features, user experience, expert reviews and price level.
versatile 360-degree hinge
responsive touchscreen display
solid build quality
efficient Chrome OS
good battery life
limited app compatibility
modest storage capacity
no high-end graphics
higher price segment
Advantages and disadvantages of Lenovo ThinkPad T490 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
average display quality
limited graphics power
noisy under load
heavier than competitors
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.58 cm x 25.28 cm x 2.02 cm | - |
| Weight | 1.95 kg | - |
| Case Material | Glass-fibre reinforced plastic, polyphenylene sulfide | - |
| Colour | Black | - |
| DISPLAY | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 250 cd/m² | - |
| Features | Anti-glare, 170° viewing angle | - |
| PROCESSOR | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| CPU | Intel Core i5 (8th Gen) 8350U / 1.7 GHz | Intel Core i5 (8th Gen) 8365U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3.6 GHz | 4.1 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | Intel vPro Platform | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | - |
| Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Main Storage Size (HDD/SSD) | 500 GB HDD SATA 6Gb/s / 7200 rpm - TCG Opal Encryption 2 | 256 GB SSD |
|---|---|---|
| SSD Cache | 16 GB 3D Xpoint (Optane) | - |
| AUDIO & VIDEO | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | - |
| Sound | Stereo speakers, dual array microphone | - |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
| COMMUNICATIONS | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | - |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 - M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I219-LM | - |
| BATTERY | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Installed Qty | 2 | - |
| Battery Life | Up to 13.8 hours | - |
| AC ADAPTER | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | - |
| INPUT | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports Thunderbolt 3) USB-C 3.1 Gen 1 HDMI LAN Headphone/microphone combo jack Dock |
Dock |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T580 (20L9) | Lenovo ThinkPad T490 |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter |
| 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, ThinkVantage Active Protection System, Intel Active Management Technology (iAMT), MIL-STD-810G tested | - |
| Compliant Standards | RoHS | ISO 9001, ISO 14001, ISO 27001, GDPR |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Silver | - |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
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