Side by side comparison and review of Lenovo ThinkPad T14 Gen 2 (20XK) and Dell G15 (5520). 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 T14 Gen 2 (20XK) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard experience
impressive security features
solid processor performance
good battery life
heavier than competitors
average display brightness
limited color options
noisy under load
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 22.7 cm x 1.79 cm | 35.726 cm x 27.211 cm x 2.533 cm |
| Weight | 1.55 kg | 2.81 kg |
| Case Material | Glass-fibre (bottom), polyphenylene sulfide (top), polyamide (bottom), polycarbonate ABS (keyboard cover), magnesium alloy (keyboard cover), Talc15 (keyboard cover) | - |
| Colour | Black | Dark shadow grey |
| DISPLAY | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Screen Size (Type) | 14" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | 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 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, 170° viewing angle | 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 | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| CPU | AMD Ryzen 5 Pro 5650U / 2.3 GHz | Intel Core i7 (12th Gen) 12700H |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.7 GHz |
| Number of Cores | 6-core | 14-core |
| Cache | L3 - 16 MB | 24 MB |
| Features | Integrated memory controller | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) |
| MEMORY | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 40 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 3200 MHz | 4800 MHz |
| Rated Speed | 3200 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 - TCG Opal Encryption 2, NVM Express (NVMe) | 512 GB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | NVIDIA GeForce RTX 3060 |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Video Memory | - | 6 GB GDDR6 SDRAM |
| Gaming | - | Yes |
| Camera | Yes - 720p | Yes - HD |
| Resolution | - | 0.92 Megapixel |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | RGB camera |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1280 x 720 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3254 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Realtek RTL8852AE | M.2 2230 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111H-CG | Killer Ethernet E2600 |
| Compliant Standards | DASH | - |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Technology | Lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 86 Wh |
| Battery Life | Up to 16.9 hours | Up to 9 hour(s) |
| AC ADAPTER | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 19.5 V |
| INPUT | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack Dock |
HDMI 3 x USB 3.2 Gen 1 Thunderbolt 4 LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | - | Microsoft Office 2013 (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad T14 Gen 2 (20XK) | Dell G15 (5520) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | - |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password | - |
| Compliant Standards | RoHS, TCG Certified | - |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 8 - 95% | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 1 year - on-site |
Limited warranty - 1 year |
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