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Surface Book 2 vs. Lenovo Yoga C940 (14”): Full specs comparison

We thoroughly analyzed technical specifications for Surface Book 2 and Lenovo Yoga C940 (14”) models, including CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Surface Book 2 See at Amazon	Compare With Please enter device name or part of it Lenovo Yoga C940 (14”) See at Amazon

Surface Book 2 Pros

Reasons that Surface Book 2 is better than Lenovo Yoga C940 (14”).

Configurable up to Nvidia GeForce GTX 1060 6GB GDDR5 vs. integrated

Lenovo Yoga C940 (14”) Pros

Reasons that Lenovo Yoga C940 (14”) is better than Surface Book 2.

2019 vs. 2017

Lenovo Yoga C940 (14”) supports a faster memory speed than the Surface Book 2. It supports up to 3733MHz versus 1866MHz of system memory on the Surface Book 2.

Memory type and speed

Lenovo Yoga C940 (14”) - LPDDR4X

3,733 MHz

Surface Book 2 - LPDDR3

1,866 MHz

Lenovo Yoga C940 (14”) weighed 2.98 pounds, 12% lighter than the 3.38 pounds Surface Book 2.

Weight	Surface Book 2	Lenovo Yoga C940 (14”)
Pound	3.38 lbs.	2.98 lbs.
Kilogram	1.53 kg	1.35 kg

Key Similars

Similar characteristics share between Surface Book 2 and Lenovo Yoga C940 (14”).

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score

Surface Book 2 - Intel Core i7-8650U

3,879

Lenovo Yoga C940 (14”) - Intel Core i7-1065G7

3,722

Lenovo Yoga C940 (14”) - Intel Core i5-1035G4

3,347

Surface Book 2 - Intel Core i5-8350U

2,982

Surface Book 2 - Intel Core i5-7300U

1,777

Both laptops supports up to 16GB of system memory.

Max system memory size

Surface Book 2

16 GB

Lenovo Yoga C940 (14”)

16 GB

Prices

Here are the latest price updates and offers for both devices.

Surface Book 2 Price
	Microsoft Surface Book 2 13.5"(Intel Core i5, 8GB RAM, 256 GB), silver By Microsoft $279.95 $599.99 53% OFF	See at Amazon
	Microsoft Surface Book 2 (Intel Core i7, 16GB RAM, 512GB) - 13.5in (Renewed) By Microsoft $599.93	See at Amazon
	Microsoft Surface Book 2 (Intel Core i5, 8GB RAM, 256GB) - 13.5in (Renewed) By Microsoft $328.95	See at Amazon
Lenovo Yoga C940 (14”) Price
	Lenovo Yoga C940-14 FHD Touch - 10th gen i7-1065G7-12GB - 512GB SSD - Gray By Lenovo $899.00	See at Amazon
	Lenovo Yoga C940-14 FHD Touch - 10th gen i7-1065G7-12GB - 512GB SSD - Gray By Lenovo $899.00	See at Amazon
	Lenovo Yoga C940 14 Laptop, 2 in 1 FHD IPS Touchscreen Laptop, 10th Gen Intel Core i7-1065G7, 8GB DDR4 RAM, 1TB SSD PCle, Thunderbolt 3, Active Stylus Pen, Fingerprint Reader 3 lbs, TWE Cloth By Lenovo $965.00	See at Amazon

Availability	Surface Book 2	Lenovo Yoga C940 (14”)
Released	2017	2019
Release Date	Introduced: October 17, 2017 Pre-ordered: November 9, 2017 Released: November 16, 2017	Announced at Lenovo Tech Life (Auguest 2019)
Pricing	Surface Book 2 13.5”: Starting at 1,149$ Surface Book 2 15”: Starting at 1,999$	-

Exterior	Surface Book 2	Lenovo Yoga C940 (14”)
Dimensions	Surface Book 2 13.5” (Core i5) 12.3” x 9.1” x 0.51”-0.90” (312 mm x 232 mm x 13 mm-23 mm). Surface Book 2 13.5” (Core i7) 12.3” x 9.14” x 0.59”-0.90” (312 mm x 232 mm x 15 mm-23 mm). Surface Book 2 15” 13.5” x 9.87” x 0.57”-0.90” (343 mm x 251 mm x 15 mm-23 mm).	12.61” x 8.54” x 0.57-0.61” (320.3mm x 215.6mm x 14.5-15.7mm) Width: 12.61” (320.3 mm) Depth: 8.54” (215.6mm) Height: 0.57-0.61” (14.5-15.7 mm)
Weight	Surface Book 2 13.5” (Core i5) Total: 3.38 lbs (1,533 g) Tablet: 1.59 lbs (719 g) Surface Book 2 13.5” (Core i7) Total: 3.62 lbs (1,642 g) Tablet: 1.59 lbs (719 g) Surface Book 2 15” Total: 4.20 lbs (1,905 g) Tablet: 1.80 lbs (817 g)	Starting at 2.98 lbs (1.35 kg)
Colors	Platinum	Iron Grey Mira
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.	Full-size keyboard with 6 rows, multimedia Fn keys, LED backlight. Buttonless glass surface multi-touch touchpad.

Display	Surface Book 2	Lenovo Yoga C940 (14”)
Size	13.5 Inches	14 Inches
Info	Surface Book 2 13.5” Display Resolution: 3000 x 2000 (6M Pixels) Display Density: 267 PPI Surface Book 2 15” Display Resolution: 3240 x 2160 (7M Pixels) Display Density: 260 PPI PixelSense™ Display Aspect ratio: 3:2 Contrast ratio: 1600:1 Inking: designed together with Surface Pen Touch: 10 points multi-touch	14” FHD Touch Screen 1920 x 1080, IPS display, 400 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included). 14” 4K HDR UHD Touch Screen 3840 x 2160, IPS display, HDR 400, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included).

Ports	Surface Book 2	Lenovo Yoga C940 (14”)
Image Source: Microsoft 2 x Full-size USB 3.1 Gen 1 1 x USB Type-C 3.1 Gen 1 Supports Power Delivery and DisplayPort. 2 x Surface Connect™ 1 in tablet, 1 in keyboard base, both supports charging and docking. 1 x Headset jack 1 x Full-size SDXC card reader UHS-II Performance	Image Source: Lenovo Left (4) 1 x USB-A USB 3.2 Gen 2 (10 Gbps), Always On 2 x Thunderbolt 3 40 Gpbs, USB 3.2 Gen 2 (10 Gbps) 1 x headphone jack Headphone/Microphone

Internal Specs	Surface Book 2	Lenovo Yoga C940 (14”)
Processor	7th Gen Intel® Core™ i5-7300U 2 cores, 4 threads, 2.60 → 3.50 GHz, 3MB SmartCache, 15W 8th Gen Intel® Core™ i5-8350U 4 cores, 8 threads, 1.70 → 3.60 GHz, 6MB SmartCache, 15W 8th Gen Intel® Core™ i7-8650U 4 cores, 8 threads, 1.90 → 4.20 GHz, 8MB SmartCache, 15W	10th Gen Intel® Core™ i5-1035G4 4 cores, 8 threads, 1.10 → 3.70 GHz, 6MB SmartCache, 15W 10th Gen Intel® Core™ i7-1065G7 4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
Integrated Graphics	7th Gen Intel® Core™ i5-7300U Intel® HD Graphics 620 24 Execution Units, 300 → 1100 MHz 8th Gen Intel® Core™ i5-8350U Intel® UHD Graphics 620 24 Execution Units, 300 → 1100 MHz 8th Gen Intel® Core™ i7-8650U Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz	10th Gen Intel® Core™ i5-1035G4 Intel® Iris® Plus Graphics 48 Execution Units, 300 → 1050 MHz 10th Gen Intel® Core™ i7-1065G7 Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz
Memory	8GB 16GB 1866 MHz LPDDR3 RAM	8GB 12GB 16GB 3733 MHz Dual-channel LPDDR4X.
Discrete Graphics	Surface Book 2 13.5” NVIDIA® GeForce® GTX 1050 Pascal Architecture, 2GB GDDR5 128-bit, 1354 → 1493 MHz, 640 CUDA Cores. Surface Book 2 15” NVIDIA® GeForce® GTX 1060 Pascal Architecture, 6GB GDDR5 192-bit, 1404 → 1670 MHz, 1280 CUDA Cores.	-
Storage	128 GB 256 GB 512 GB 1 TB PCIe SSD	256 GB 512 GB 1TB 2TB M.2 2280 PCIe SSD.

Connectivity	Surface Book 2	Lenovo Yoga C940 (14”)
Wi-Fi	Wi-Fi 5: IEEE 802.11 a/b/g/n/ac compatible.	Lenovo WiFi-5 802.11ac Wireless (2x2) Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac. Lenovo WiFi-6 802.11ax Wireless (2x2) Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, 802.11 a/b/g/n/ac/ax.
Bluetooth	Bluetooth Wireless 4.1 technology	Bluetooth 5.0
More	Surface Book 2 15” Only: Xbox Wireless built-in	-

Battery	Surface Book 2	Lenovo Yoga C940 (14”)
Size	Surface Book 2 13.5” (Core i5) Total: 69Wh Clipboard: 18Wh Base: 51Wh Surface Book 2 13.5” (Core i7) Total: 75.3Wh Clipboard: 18Wh Base: 57.3Wh Surface Book 2 15” Total: 90Wh Clipboard: 23Wh Base: 67Wh	4-cell smart lithium-ion Battery Capacity: 60 Wh
Battery Life	Up to 17 hours of video playback Up to 5 hours in tablet mode	Up to 15 hours on FHD panel Up to 10 hours on UHD panel * Tested with MobileMark 2014.
Power Supply	Surface Book 2 13.5” (Core i5) 44W power supply with USB-A (5W) charging port. Surface Book 2 13.5” (Core i7) 100W power supply with USB-A (5W) charging port. Surface Book 2 15” 102W power supply with USB-A 7.5W) charging port.	65 W USB (Type-C) power adapter Supports Rapid Charge

Software	Surface Book 2	Lenovo Yoga C940 (14”)
OS	Windows 10 Pro (Creators Update) Free upgrade to Windows 11	Windows 10 Home 64-bit
Built-in Apps	Microsoft Office 365 30-days trial	Lenovo Vantage Microsoft Office 2019 McAfee LiveSafe™ Dolby Vision™

Camera & Audio	Surface Book 2	Lenovo Yoga C940 (14”)
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	Front-facing camera 720p HD Camera.
Audio	Dual microphones Front-facing stereo speakers with Dolby® Audio™ Premium Support for Windows Sonic for Headphones Support for Dolby® Atmos for Headphones	Rotating Sound Bar with Dolby Atmos® Speaker System 2 Base Speakers inside D-Cover 2 x far-field microphones

Misc	Surface Book 2	Lenovo Yoga C940 (14”)
Inking	Supports Surface Pen 4096 levels of pressure Tilt sensing Best in class latency Paper feel 0.1mm precision	Support Lenovo Active Pen (included).
Sensors	Ambient light sensor Proximity sensor Accelerometer Gyroscope Magnetometer	Windows Hello compliant fingerprint reader on the palm rest Ambient light sensor
Security	HW TPM 2.0 chip for enterprise security Enterprise-grade protection with Windows Hello face sign-in	Windows Hello with Fingerprint Sign in TrueBlock Privacy Shutter Lenovo Privacy Essentials by FigLeaf
In the box	Surface Book 2 Power supply Quick Start Guide Safety and warranty documents	-
Warranty	One-year limited hardware warranty	-
More	Supports Surface Dial Supports both on-screen and off-screen interaction.	-

Key Features	Surface Book 2	Lenovo Yoga C940 (14”)
At Glance	Released in 2017 3:2 3.2K 13.5” 2160p 60Hz Weight 3.38 lb 1.53 kg Up to Intel Core i7-8650U 4C/8T, 1.90 → 4.20 GHz Geekbench 5 1,106 Single Core Geekbench 5 3,879 Multi-Core With integrated Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz Configurable up to 16GB 1866 MHz LPDDR3 Nvidia GeForce GTX 1060 6GB GDDR5	Released in Early 2019 16:9 4K UHD 14” 2160p 60Hz Weight 2.98 lb 1.35 kg Up to Intel Core i7-1065G7 4C/8T, 1.30 → 3.90 GHz Geekbench 5 1,088 Single Core Geekbench 5 3,722 Multi-Core With integrated Intel® Iris® Plus Graphics 64 Execution Units, 300 → 1100 MHz Configurable up to 16GB 3733 MHz LPDDR4X