Surface Laptop 4 15” vs. Surface Book 3 - Detailed Specs Comparison
Here's what you need to know what's different between Surface Laptop 4 15” and Surface Book 3 specs including CPU, RAM, storage, battery, display, and more.

The 2021 Surface Laptop 4 15” features the 15W AMD Zen 2 Architecture 8-core AMD Ryzen 7-4980U Microsoft Surface Edition up to quad-core Intel Core i7-1185G7 with the boost speed up to 4.80 GHz. While the 2020 Surface Book 3 features the 15W 10th Generation Intel Ice Lake quad-core Intel Core i5-1035G7 up to quad-core Intel Core i7-1065G7 with the boost speed up to 3.90 GHz.
If you want to know more what's the difference between the 15″ Surface Laptop 4 15” (2021) and the 13.5″ Surface Book 3 (2020), we have a detailed tech specs comparison between both devices for you to check out here.
Surface Laptop 4 15” vs. Surface Book 3: Specs Comparison
Compare With Please enter device name or part of it | Compare With Please enter device name or part of it | |
Key Features | ||
What's new |
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Availability | Surface Laptop 4 15” | Surface Book 3 |
Released | 2021 | 2020 |
Release Info |
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Pricing |
| For Consumer
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Display | Surface Laptop 4 15” | Surface Book 3 |
Size | 15 Inches | 13.5 Inches |
Info |
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Exterior | Surface Laptop 4 15” | Surface Book 3 |
Size Comparison | ||
Dimensions | 13.4” x 9.6” x 0.57” (339.5 mm x 244 mm x 14.69 mm) |
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Weight | 3.40 lb (1,542 g) |
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Colors | Metal Matte Black Platinum | Platinum |
Keyboard and Trackpad |
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Ports |
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Internal Specs | Surface Laptop 4 15” | Surface Book 3 |
Processor |
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Integrated Graphics |
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Discrete Graphics |
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Memory | 8GB 16GB 32GB 4266 MHz LPDDR4X RAM |
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Storage | 256 GB 512 GB 1 TB Removable M.2 NVMe SSD | 256 GB 512 GB 1 TB 2TB
PCIe SSD |
Connectivity | Surface Laptop 4 15” | Surface Book 3 |
Wi-Fi | Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible. |
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Bluetooth | Bluetooth Wireless 5.0 technology |
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Battery | Surface Laptop 4 15” | Surface Book 3 |
Size | 45.8 Wh |
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Battery Life |
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Power Supply |
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Software | Surface Laptop 4 15” | Surface Book 3 |
OS |
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Built-in Apps | Microsoft Office 365 30-days trial |
Camera & Audio | Surface Laptop 4 15” | Surface Book 3 |
Camera |
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Audio |
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Misc | Surface Laptop 4 15” | Surface Book 3 |
Inking | Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
| Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
Paper feel
0.1mm precision
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Sensors |
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Security |
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In the box |
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Warranty |
| One-year limited hardware warranty |
More | Supports Surface Dial
Supports off-screen interaction only | Supports Surface Dial
Supports both on-screen and off-screen interaction. |
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