In depth comparison and review of Microsoft Surface Laptop 4 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.
| DESIGN AND DIMENSIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 30.8 cm x 22.3 cm x 1.45 cm | 34.4 cm x 23.9 cm x 3.425 cm |
| Weight | 1.265 kg | 2.25 kg |
| Case Material | Aluminum | Polycarbonate ABS |
| Colour | Platinum | Matte black | - |
| DISPLAY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Screen Size (Type) | 13.5" | 14" |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 2256 x 1504 | 1366 x 768 (HD) |
| Pixel Density (ppi) | 201 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:9 |
| Features | PixelSense | Anti-glare |
| PROCESSOR | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| CPU | Intel Core i5 (11th Gen) 1145G7 | Intel Core i5 (4th Gen) 4200U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 2.6 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 8 MB | 3 MB |
| 64-bit Computing | - | Yes |
| Features | - | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| RAM | 8 GB | 4 GB |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR4X SDRAM | DDR3 SDRAM |
| Form Factor | - | SO-DIMM 204-pin |
| Slots Qty | - | 2 |
| STORAGE | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 120 GB SSD |
|---|
| AUDIO & VIDEO | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel HD Graphics 4400 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Camera Features | Windows Hello | Face tracking |
| Sound | Stereo speakers, two microphones | Stereo speakers, stereo microphone |
| Codec | - | Realtek ALC3232 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Advanced Audio v2 |
| COMMUNICATIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 4.0, Wi-Fi |
|---|---|---|
| Network Interface | - | Gigabit Ethernet |
| Compliant Standards | Bluetooth 5.0, IEEE 802.11ax | - |
| WWAN |
|---|
| Generation | - | 3G/4G upgradable |
|---|
| BATTERY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 47.4 Wh | - |
| Battery Life | Up to 17 hours | - |
| AC ADAPTER | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Input | - | AC 120/230 V (50/60 Hz) |
|---|
| INPUT | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Type | Keyboard, trackpad | Keyboard, touchpad, TrackPoint |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Alcantara material palm rest | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Interfaces | USB 3.0 USB-C Headphone output SurfaceConnect |
USB 3.0 3 x USB 2.0 VGA Mini DisplayPort LAN Headphone/microphone combo jack Dock |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 10 Home |
|---|---|---|
| Software Included | Microsoft 365 Business Standard, Business Premium or Microsoft 365 Apps (30 days trial), Microsoft 365 Apps (requires licence or subscription) | - |
| MISCELLANEOUS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L440 |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | Ambient light sensor | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Compliant Standards | - | ISO 9001, ISO 14001, RoHS, ISO 27001 |
| Repairability Index | 4.1 (out of 10) | - |
| ENERGY STAR Certified | - | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 2 years - pick-up and return |
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