In depth comparison and review of Microsoft Surface Laptop 4 and Lenovo ThinkPad L15 Gen 4 (21H3). 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 Microsoft Surface Laptop 4 based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
sharp display resolution
lightweight design
strong processor performance
good battery life
limited port selection
higher price point
no dedicated graphics
average storage capacity
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 4 (21H3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust connectivity options
supports fast charging
dedicated nvidia gpu
upgradeable ram and storage
solid build quality
average battery capacity
basic 250-nit display
limited cpu performance
no fingerprint reader
| DESIGN AND DIMENSIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 30.8 cm x 22.3 cm x 1.45 cm | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 1.265 kg | 1.77 kg |
| Case Material | Aluminum | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Platinum | Matte black | Thunder black |
| DISPLAY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Screen Size (Type) | 13.5" | 15.6" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| Screen Resolution | 2256 x 1504 | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 201 | - |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 3:2 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | PixelSense | Anti-glare |
| PROCESSOR | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| CPU | Intel Core i5 (11th Gen) 1145G7 | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 8 MB | 12 MB |
| Features | - | Integrated memory controller |
| MEMORY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| RAM | 8 GB | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | LPDDR4X SDRAM | DDR4 SDRAM |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Windows Hello | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, far-field |
| COMMUNICATIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Compliant Standards | Bluetooth 5.0, IEEE 802.11ax | - |
| Features | - | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 47.4 Wh | 57 Wh |
| Battery Life | Up to 17 hours | - |
| AC ADAPTER | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | - | 65 Watt |
| INPUT | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Type | Keyboard, trackpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Alcantara material palm rest | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Interfaces | USB 3.0 USB-C Headphone output SurfaceConnect |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Microsoft Surface Laptop 4 | Lenovo ThinkPad L15 Gen 4 (21H3) |
|---|
| Operating System (OS) | Windows 10 Pro | Windows 11 Pro - English |
|---|---|---|
| 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 L15 Gen 4 (21H3) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Integrated Options | Ambient light sensor | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | - | Kensington nano 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, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Repairability Index | 4.1 (out of 10) | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site - response time: next business day |
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