Side by side comparison and review of Dell G15 (5520) 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 Dell G15 (5520) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
efficient thermal management
solid build quality
affordable price point
good audio quality
heavy and bulky
average battery life
dim display brightness
limited port selection
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 | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.726 cm x 27.211 cm x 2.533 cm | - |
| Weight | 2.81 kg | - |
| Colour | Dark shadow grey | - |
| DISPLAY | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 165 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 0.17925 mm pixel pitch, 13 ms response rate | - |
| PROCESSOR | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H | Intel Core i5 (8th Gen) 8365U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.1 GHz |
| Number of Cores | 14-core | Quad-Core |
| Cache | 24 MB | 6 MB |
| Features | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | - |
| MEMORY | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| RAM | 16 GB (2 x 8 GB) | 8 GB |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR5 SDRAM | - |
| Speed | 4800 MHz | - |
| Rated Speed | 4800 MHz | - |
| Form Factor | SO-DIMM 262-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 0 | - |
| STORAGE | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) | 256 GB SSD |
|---|
| AUDIO & VIDEO | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3060 | Intel UHD Graphics |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | - |
| Gaming | Yes | - |
| Camera | Yes - HD | - |
| Resolution | 0.92 Megapixel | - |
| Camera Features | RGB camera | - |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | - |
| Codec | Realtek ALC3254 | - |
| Compliant Standards | High Definition Audio | - |
| COMMUNICATIONS | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | - |
|---|---|---|
| Wireless Controller | M.2 2230 | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Killer Ethernet E2600 | - |
| Features | Dual stream (2x2) | - |
| BATTERY | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Technology | 6-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 86 Wh | - |
| Battery Life | Up to 9 hour(s) | - |
| AC ADAPTER | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 19.5 V | - |
| INPUT | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| CONNECTIONS & EXPANSIONS | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Interfaces | HDMI 3 x USB 3.2 Gen 1 Thunderbolt 4 LAN Headphone/microphone combo jack |
Dock |
|---|
| SOFTWARE | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Pro |
|---|---|---|
| Software Included | Microsoft Office 2013 (Trial) | - |
| MISCELLANEOUS | Dell G15 (5520) | Lenovo ThinkPad T490 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Compliant Standards | - | ISO 9001, ISO 14001, ISO 27001, GDPR |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 1 year | - |
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