In depth comparison and review of Dell XPS 15 9520 and Lenovo ThinkPad T440p (20AW). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Dell XPS 15 9520 based on its technical characteristics, features, user experience, expert reviews and price level.
stunning 4k display
powerful intel performance
solid build quality
good battery life
advanced thermal design
high base price
heavier than competitors
no full-size usb port
limited color options
| DESIGN AND DIMENSIONS | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34.44 cm x 23.014 cm x 1.854 cm | 33.5 cm x 22.91 cm x 2.995 cm |
| Weight | 1.92 kg | 2.16 kg |
| Case Material | - | Glass-fibre reinforced plastic, carbon fibre reinforced plastic |
| Colour | Silver | - |
| DISPLAY | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1200 (Full HD Plus) | 1366 x 768 (HD) |
| Pixel Density (ppi) | 145 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 500 cd/m² | 200 cd/m² |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, Infinity Edge display, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.18 mm pixel pitch, Eyesafe technology | Anti-glare |
| PROCESSOR | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H | Intel Core i3 (4th Gen) 4100M / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | - |
| Number of Cores | 14-core | Dual-Core |
| Cache | 24 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Intel QM87 |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| RAM | 16 GB (2 x 8 GB) | 2 GB |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR5 SDRAM | DDR3L SDRAM |
| Speed | 4800 MHz | 1600 MHz / PC3L-12800 |
| Rated Speed | 4800 MHz | 1600 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | - |
| STORAGE | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) | 500 GB HDD SATA 6Gb/s |
|---|---|---|
| Optical Drive | - | DVD-Writer removable |
| AUDIO & VIDEO | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 Ti | NVIDIA GeForce GT 730M / Intel HD Graphics 4600 |
| Video Memory | 4 GB GDDR6 SDRAM | 1 GB |
| Video System Features | - | NVIDIA Optimus |
| Camera | Yes - 1280 x 720 (standard), 576 x 360 (infrared) | Yes - 720p |
| Resolution | 0.9 Megapixel (standard), 0.2 Megapixel (infrared) | - |
| Camera Features | IR/RGB camera, 78.5 degrees | Face tracking |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3281 | Realtek ALC3232 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Advanced Audio v2 |
| COMMUNICATIONS | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11b/g/n, Bluetooth 4.0 |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6E AX1675 | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I217-LM |
| Features | Dual stream (2x2) | - |
| BATTERY | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Technology | 6-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 86 Wh | 56 Wh |
| Battery Life | - | Up to 7.2 hours |
| AC ADAPTER | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 130 Watt, 20 V, 6.5 A | 90 Watt |
| INPUT | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Expansion Bays | - | 1 x Ultrabay |
|---|---|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery) Headphone/microphone combo jack |
2 x USB 3.0 2 x USB 2.0 VGA Mini DisplayPort LAN Dock Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Operating System (OS) | Windows 11 Pro - Dutch / English / French / German / Italian | Windows 8.1 Pro 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence), McAfee Small Business Security (30 days trial) | - |
| MISCELLANEOUS | Dell XPS 15 9520 | Lenovo ThinkPad T440p (20AW) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | USB-C power adapter | Power adapter |
| Security | Fingerprint reader | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | Noble Wedge security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, 1 USB 2.0 (Always On), MIL-STD-810G tested |
| Compliant Standards | - | RoHS, GREENGUARD |
| ENERGY STAR Certified | - | Yes |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
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