Side by side comparison and review of Lenovo ThinkPad T490 and ASUS R521JA (EJ974T). 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 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
Advantages and disadvantages of ASUS R521JA (EJ974T) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
lightweight design
decent battery life
adequate performance
average display quality
limited storage capacity
no backlit keyboard
basic graphics card
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | - | 36 cm x 23.5 cm x 2.29 cm |
| Weight | - | 1.9 kg |
| Colour | - | Transparent silver |
| DISPLAY | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Screen Size (Type) | 14" | 15.6" |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | - | 200 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | - | Anti-glare, 83% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| CPU | Intel Core i5 (8th Gen) 8365U / 1.6 GHz | Intel Core i5 (10th Gen) 1035G1 / 1 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 3.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| MEMORY | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| RAM | 8 GB | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | - | DDR4 SDRAM |
| STORAGE | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | - | Yes - VGA |
| Sound | - | Speaker, microphone |
| Audio Features | - | Output: ASUS SonicMaster |
| COMMUNICATIONS | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Wireless | - | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Features | - | Single stream (1x1) |
| BATTERY | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Technology | - | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 32 Wh |
| AC ADAPTER | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | - | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Interfaces | Dock | USB 3.2 Gen 1 USB-C 3.2 Gen 1 2 x USB 2.0 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 10 Home |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T490 | ASUS R521JA (EJ974T) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | - | Firmware Trusted Platform Module (TPM) Security Chip |
| Compliant Standards | ISO 9001, ISO 14001, ISO 27001, GDPR | - |
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