In depth comparison and review of Dell XPS 15 9510 and Lenovo ThinkPad L440. 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 9510 based on its technical characteristics, features, user experience, expert reviews and price level.
stunning 4k display
powerful intel performance
sleek aluminum design
impressive battery life
good port selection
higher price point
heavier than competitors
no full-size usb
can get quite hot
Advantages and disadvantages of Lenovo ThinkPad L440 based on its technical characteristics, features, user experience, expert reviews and price level.
durable build quality
efficient keyboard layout
good battery life
solid security features
affordable price point
heavier design
average display quality
limited graphics performance
older model limitations
| DESIGN AND DIMENSIONS | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34.44 cm x 23.03 cm x 1.8 cm | 34.4 cm x 23.9 cm x 3.425 cm |
| Weight | 2.04 kg | 2.25 kg |
| Case Material | - | Polycarbonate ABS |
| Colour | Platinum silver with black interior | - |
| DISPLAY | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Screen Size (Type) | 15.6" | 14" |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 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 | - |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, 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 9510 | Lenovo ThinkPad L440 |
|---|
| CPU | Intel Core i5 (11th Gen) 11400H | Intel Core i5 (4th Gen) 4200U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 2.6 GHz |
| Number of Cores | 6-core | Dual-Core |
| Cache | 12 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Chipset | Intel WM590 | - |
| Features | Intel Smart Cache | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| RAM | 8 GB (2 x 4 GB) | 4 GB |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR3 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 204-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | - |
| STORAGE | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 120 GB SSD |
|---|
| AUDIO & VIDEO | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel HD Graphics 4400 |
|---|---|---|
| Camera | Yes - 1280 x 720 (standard), 576 x 360 (infrared) | Yes |
| Resolution | 0.9 Megapixel (standard), 0.2 Megapixel (infrared) | - |
| Camera Features | IR camera, Windows Hello, 78.3 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, stereo microphone |
| Codec | Realtek ALC3281-CG | Realtek ALC3232 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Advanced Audio v2 |
| COMMUNICATIONS | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | Bluetooth 4.0, Wi-Fi |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6 AX1650 | - |
| Network Interface | - | Gigabit Ethernet |
| WWAN |
|---|
| Generation | - | 3G/4G upgradable |
|---|
| BATTERY | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | - |
| AC ADAPTER | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt, 20 V, 4.5 A | - |
| INPUT | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, TrackPoint |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| 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 |
USB 3.0 3 x USB 2.0 VGA Mini DisplayPort LAN Headphone/microphone combo jack Dock |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home |
|---|---|---|
| Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Dell XPS 15 9510 | Lenovo ThinkPad L440 |
|---|
| 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) |
| Compliant Standards | DisplayPort 1.4a | ISO 9001, ISO 14001, RoHS, ISO 27001 |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 2 years - pick-up and return |
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