Surface Pro 3 vs. Surface Pro (12”, 2025) - Detailed Specs Comparison
Here's what you need to know what's different between Surface Pro 3 and Surface Pro (12”, 2025) specs including CPU, RAM, storage, battery, display, and more.

The 2014 Surface Pro 3 features the 11.5W 4th Generation Intel Haswell dual-core Intel Core i3-4020Y up to dual-core Intel Core i7-4650U with the boost speed up to 3.30 GHz. While the Surface Pro (12”, 2025) features the Snapdragon X-Series 8-core Snapdragon X Plus (X1P-42-100) with the boost speed up to 3.20 GHz.
If you are in the market looking for a laptop and don't know what's the difference between the 12″ Surface Pro 3 (2014) and the 12″ Surface Pro (12”, 2025) , we have a detailed tech specs comparison between both devices for you to check out here.
Surface Pro 3 vs. Surface Pro (12”, 2025): 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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| What's missing | Replace old charging connector with new Surface Connect port |
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| Display | Surface Pro 3 | Surface Pro (12”, 2025) |
| Size | 12 Inches | |
| Info |
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| Exterior | Surface Pro 3 | Surface Pro (12”, 2025) |
| Size Comparison | ||
| Dimensions | 11.50” x 7.93” x 0.36” (292 mm x 201.3 mm x 9.1 mm) Width: 11.50” (292 mm) Height: 7.93” (201.3 mm) Thickness: 0.36” (9.1 mm) | 10.8” x 7.47” x 0.30” (274 mm x 190 mm x 7.8 mm) |
| Weight |
| 1.5 lbs (686 g) |
| Colors | Silver | Violet Ocean Platinum |
| Keyboard and Trackpad |
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| Ports |
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| Internal Specs | Surface Pro 3 | Surface Pro (12”, 2025) |
| Processor |
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| Integrated Graphics |
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| Memory | 4GB 8GB 1600 MHz LPDDR3 RAM | 16GB 8448 MT/s LPDDR5x RAM |
| Storage | 64 GB 128 GB 256 GB 512 GB SSD | 256GB 512GB UFS |
| Connectivity | Surface Pro 3 | Surface Pro (12”, 2025) |
| Wi-Fi |
| Wi-Fi 7: IEEE 802.11 a/b/g/n/ac/ax compatible. |
| Bluetooth |
| Bluetooth Core 5.4 technology |
| Battery | Surface Pro 3 | Surface Pro (12”, 2025) |
| Size | 42.2 Wh |
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| Battery Life | Up to 9 hours of web browsing |
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| Power Supply |
| Optional Surface 45W USB-C Wall Charger |
| Software | Surface Pro 3 | Surface Pro (12”, 2025) |
| OS | Windows 8.1 Pro Free upgrade to Windows 10 | Windows 11 Home |
| Built-in Apps | Microsoft Office 30-days trial |
| Camera & Audio | Surface Pro 3 | Surface Pro (12”, 2025) |
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| Audio |
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| Misc | Surface Pro 3 | Surface Pro (12”, 2025) |
| Inking | Supports Surface Pen 256 levels of pressure N-trig Active Pen technology |
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| Sensors |
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| Security |
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| In the box |
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| Warranty |
| 1-year limited hardware warranty |
| More |
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