Home » Devices » Surface Book i7 vs. Surface Pro 4 - Detailed Specs Comparison

Surface Book i7 vs. Surface Pro 4 - Detailed Specs Comparison

Here's what you need to know what's different between Surface Book i7 and Surface Pro 4 specs including CPU, RAM, storage, battery, display, and more.

BY Evan Forrest February 21, 2026

Surface Book i7 vs. Surface Pro 4

The 2016 Surface Book i7 features the 15W 6th Generation Intel Skylake dual-core Intel Core i7-6600U with the boost speed up to 3.40 GHz. While the 2015 Surface Pro 4 features the 4.5W 6th Generation Intel Skylake dual-core Intel Core m3-6Y30 up to dual-core Intel Core i7-6650U with the boost speed up to 3.40 GHz.

If you are in the market looking for a laptop and don't know what's the difference between the 13.5″ Surface Book i7 (2016) and the 12.3″ Surface Pro 4 (2015), we have a detailed tech specs comparison between both devices for you to check out here.

Surface Book i7 vs. Surface Pro 4: Specs Comparison

	Compare With Please enter device name or part of it Surface Book i7 See at Amazon	Compare With Please enter device name or part of it Surface Pro 4 See at Amazon
Key Features
What's new	Performance Info Up to 6th Gen Intel® Core™ i7-6600U (2-Core, up to 3.40Ghz w/Turbo Boost) Up to NVIDIA® GeForce® GTX 965M (2GB GDDR5) Up to 1TB SSD Up to 16GB (1866Mhz LPDDR3 RAM) Up to 16 hours battery life (81Wh) Better Graphics Performance Now it comes with a better NVIDIA® GeForce® GTX 965M with 2GB GDDR5 memory. Longer Battery Life It now packs with a bigger battery in the base (51Wh → 63Wh) for longer battery life up to 16 hours. More powerful power adapter To supply enough juice for the graphics unit, it now comes with a bigger 102W power supply with a USB charging port.	New Design It’s now thinner (8.4mm), lighter (766g), the smaller bezel on the same footprint. Better display New bigger and better 12.3” PixelSense display with Microsoft G5 chipset. Better performance It’s now 30% faster than Surface Pro 3 with the range of 6th Gen Intel processors. Better Inking It now supports Surface Pen with 1,024 pressure sensitivity, magnet attached to the side of Surface Pro 4. Windows Hello It's all comes with Windows Hello facial recognition as standard. More Better 8.0MP rear-facing autofocus camera, new 1866 MHz LPDDR3 RAM.
What's missing	New Base with a bigger battery and newer graphics processor only available on Surface Book with Intel Core i7.

Availability	Surface Book i7	Surface Pro 4
Released	2016	2015
Release Info	Introduced: October 26, 2016 Pre-ordered: October 26, 2016 Released: November 10, 2016	Introduced: October 7, 2015 Pre-ordered: October 7, 2015 Released: October 26, 2015
Pricing	Starting at 2,399$	Starting at 899$
Amazon Deals	$326.69 Microsoft Surface Book 512GB Intel Core i7-6600U X2 2.6GHz 13.5", Silver (Renewed) $799.00 Microsoft Surface Book Tablet PC - 13.5" - PixelSense - Wireless LAN - Intel Core i7 i7-6600U Dual-core (2 Core) 2.60 GHz - Silver SW6-00001 $349.00 Microsoft Surface Book 2 15" (Intel Core i7, 16GB RAM, 512 GB) (Renewed)	$137.00 Microsoft Surface Pro 4 Tablet PC, 12.3" (2736 X 1824) Touchscreen Notebook, Core M3-6Y30, 4GB RAM, 128GB SSD, CAM, Windows 11 Pro (Renewed) $184.90 Microsoft Surface Pro 4 Tablet, 12.3inch Touchscreen Display, 6th Gen Intel Core i5-6300, 4GB RAM, 128GB SSD, Windows 11 Pro (renewed) $170.49 Microsoft Surface Pro 4 Tablet PC, 12.3" (2736 X 1824) Touchscreen Notebook, Core i5-6300U, 4GB RAM, 128GB SSD, CAM, Windows 11 Pro (Renewed)

Microsoft Surface Book i7-6600U Price
	Microsoft Surface Book 512GB Intel Core i7-6600U X2 2.6GHz 13.5", Silver (Renewed) By Microsoft $326.69	See at Amazon
	Microsoft Surface Book Tablet PC - 13.5" - PixelSense - Wireless LAN - Intel Core i7 i7-6600U Dual-core (2 Core) 2.60 GHz - Silver SW6-00001 By Microsoft $799.00	See at Amazon
	Microsoft Surface Book 2 15" (Intel Core i7, 16GB RAM, 512 GB) (Renewed) By Microsoft $349.00	See at Amazon
Microsoft Surface Pro 4 12.3-inch Price
	Microsoft Surface Pro 4 Tablet PC, 12.3" (2736 X 1824) Touchscreen Notebook, Core M3-6Y30, 4GB RAM, 128GB SSD, CAM, Windows 11 Pro (Renewed) By Microsoft $137.00	See at Amazon
	Microsoft Surface Pro 4 Tablet, 12.3inch Touchscreen Display, 6th Gen Intel Core i5-6300, 4GB RAM, 128GB SSD, Windows 11 Pro (renewed) By Microsoft $184.90	See at Amazon
	Microsoft Surface Pro 4 Tablet PC, 12.3" (2736 X 1824) Touchscreen Notebook, Core i5-6300U, 4GB RAM, 128GB SSD, CAM, Windows 11 Pro (Renewed) By Microsoft $170.49 $199.00 14% OFF	See at Amazon

Display	Surface Book i7	Surface Pro 4
Size	13.5 Inches	12.3 Inches
Info	Display Resolution: 3000 x 2000 (6M Pixels) Display Density: 267 PPI PixelSense™ Display Aspect ratio: 3:2 Contrast ratio: 1700:1 Inking: designed together with Surface Pen Touch: 10 points multi-touch	Resolution: 2736 x 1824 (5M Pixels) Density: 267 PPI PixelSense™ Display Contrast ratio: 1300:1 Aspect ratio: 3:2 Inking: designed together with Surface Pen Touch: 10 points multi-touch with GPU-based processing 100 percent sRGB color, individually calibrated

Exterior	Surface Book i7	Surface Pro 4
Size Comparison
Dimensions	12.3” x 9.14” x 0.59”-0.90” (312 mm x 232 mm x 15 mm-23 mm)	11.50” x 7.93” x 0.33” (292 mm x 201.42 mm x 8.4 mm) Width: 11.50” (292 mm) Height: 7.93” (201.42 mm) Thickness: 0.33” (8.4 mm)
Weight	Tablet only: 1.6 lbs (726 g) Total: 3.68 lbs (1,669 g)	Intel Core m3: 1.69 lbs (766 g) Intel Core i5 and i7: 1.73 lbs (786 g)
Colors	Platinum	Silver
Keyboard and Trackpad	Keyboard: Full-size mechanical backlit keyset with 1.55mm travel. Mechanical friction attaches the Clipboard to the keyboard. Trackpad: Larger size 105 mm x 70 mm, glass. Supports up to Five-finger multitouch gesture.	Surface Type Cover Not included Weight: 0.68 lb (310 g) Dimension: 11.61 x 8.54 x 0.19 inches (295 mm x 216 mm x 5mm) Keyboard: Activation: Moving (mechanical) keys Layout: QWERTY, full row of function keys (F1-F12) 4 directional keys; Windows, Brightness and Media Controls Keys; LED backlighting Trackpad: Precision glass trackpad. Trackpad size: 4 x 2 inches (101.6 mm x 50.8 mm) Supports a five-finger multitouch gesture.
Ports	2 x Full-size USB 3.0 2 x Surface Connect™ 1 in tablet, 1 in keyboard base, both supports charging and docking. 1 x Mini DisplayPort 1 x Headset jack 1 x Full-size SDXC card reader (UHS-II performance)	1 x Full-size USB 3.0 1 x Mini DisplayPort 1 x Surface Connect™ Supports charging and docking station. 1 x Headset jack 1 x microSD™ card reader 1 x Type Cover port

Internal Specs	Surface Book i7	Surface Pro 4
Processor	6th Gen Intel® Core™ i7-6600U 2 cores, 4 threads, 2.60 → 3.40 GHz, 4MB SmartCache, 15W	6th Gen Intel® Core™ m3-6Y30 2 cores, 4 threads, 0.90 → 2.20 GHz, 4MB SmartCache, 4.5W 6th Gen Intel® Core™ i5-6300U 2 cores, 4 threads, 2.40 → 3.00 GHz, 3MB SmartCache, 15W 6th Gen Intel® Core™ i7-6650U 2 cores, 4 threads, 2.20 → 3.40 GHz, 4MB SmartCache, 15W
Integrated Graphics	6th Gen Intel® Core™ i7-6600U Intel® HD Graphics 520 24 Execution Units, 300 → 1050 MHz	6th Gen Intel® Core™ m3-6Y30 Intel® HD Graphics 515 24 Execution Units, 300 → 850 MHz 6th Gen Intel® Core™ i5-6300U Intel® HD Graphics 520 24 Execution Units, 300 → 1000 MHz 6th Gen Intel® Core™ i7-6650U Intel® Iris® Graphics 540 48 Execution Units with 64 MB eDRAM side cache, 300 → 1050 MHz
Discrete Graphics	NVIDIA® GeForce® GTX 965m Maxwell Architecture, 2GB GDDR5 128-bit, 924/935 - 950/1151 MHz, 1024 CUDA Cores.
Memory	8GB 16GB 1866 MHz LPDDR3 RAM	4GB 8GB 16GB 1866 MHz LPDDR3 RAM
Storage	256 GB 512 GB 1 TB Soldered PCIe 3.0 SSD	128 GB 256 GB 512 GB 1 TB PCIe NVMe SSD

Connectivity	Surface Book i7	Surface Pro 4
Wi-Fi	Wi-Fi 5: IEEE 802.11 a/b/g/n/ac compatible.
Bluetooth	Bluetooth Wireless 4.0 technology

Battery	Surface Book i7	Surface Pro 4
Size	Total: 81Wh Clipboard: 18Wh Base: 63Wh	38.2 Wh
Battery Life	Up to 16 hours of video playback	Up to 9 hours of video playback
Power Supply	102W power supply with USB-A (5W) charging port.	36W proprietary power supply USB-A output: 5W Surface Connect: 31W

Software	Surface Book i7	Surface Pro 4
OS	Windows 10 Pro
Built-in Apps	Microsoft Office 365 30-days trial	Microsoft Office 30-days trial

Camera & Audio	Surface Book i7	Surface Pro 4
Camera	Windows Hello face authentication camera (front-facing) 5.0MP front-facing camera with 1080p HD video 8.0MP rear-facing autofocus camera with 1080p HD video	Windows Hello face authentication camera (front-facing) 5.0MP front-facing camera with 1080p Skype HD video 8.0MP rear-facing autofocus camera with 1080p full HD video
Audio	Dual microphones Front-facing stereo speakers with Dolby® Audio™ Premium	Dual microphones Front-facing stereo speakers with Dolby® Audio

Misc	Surface Book i7	Surface Pro 4
Inking	Supports Surface Pen 1024 levels of pressure Magnetic storage	Supports Surface Pen 1024 levels of pressure magnetic storage
Sensors	Ambient light sensor Proximity sensor Accelerometer Gyroscope Magnetometer	Ambient light sensor Accelerometer Gyroscope Magnetometer
Security	HW TPM chip for enterprise security Enterprise-grade protection with Windows Hello face sign-in	HW TPM 2.0 chip for enterprise security Enterprise-grade protection with Windows Hello face sign-in
In the box	Surface Book Surface Pen Power supply Quick Start Guide Safety and warranty documents	Surface Pro 4 Surface Pen Power supply Quick Start Guide Safety and warranty documents
Warranty	One-year limited hardware warranty	One-year limited hardware warranty
More	Supports Surface Dial Supports off-screen interaction only.	Mechanical features: Signature unibody magnesium design with hidden perimeter venting Kickstand with a full-friction multiposition hinge to 150 degrees Magnetic attach for keyboard fold stability Physical buttons: volumes, power