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Surface Book 2 15” vs. Lenovo Yoga C940 (15”): Full specs comparison

We have comprehensively analyzed the technical specifications for the Surface Book 2 15” and Lenovo Yoga C940 (15”) models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Surface Book 2 15” See at Amazon	Compare With Please enter device name or part of it Lenovo Yoga C940 (15”) See at Amazon

Surface Book 2 15” Pros

Reasons that Surface Book 2 15” is better than Lenovo Yoga C940 (15”).

Surface Book 2 15” weighed 4.20 pounds, 5% lighter than the 4.41 pounds Lenovo Yoga C940 (15”).

Weight	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Pound	4.20 lbs.	4.41 lbs.
Kilogram	1.91 kg	2.00 kg

Lenovo Yoga C940 (15”) Pros

Reasons that Lenovo Yoga C940 (15”) is better than Surface Book 2 15”.

2019 vs. 2017

Intel Core i9-9880H inside Lenovo Yoga C940 (15”) has a 57% better multi-core CPU performance score than the Intel Core i7-8650U inside Surface Book 2 15”.

Geekbench 5 multi-core score

Lenovo Yoga C940 (15”) - Intel Core i9-9880H

6,100

Lenovo Yoga C940 (15”) - Intel Core i7-9750H

4,880

Surface Book 2 15” - Intel Core i7-8650U

3,879

Surface Book 2 15” - Intel Core i5-8350U

2,982

Lenovo Yoga C940 (15”) supports a faster memory speed than the Surface Book 2 15”. It supports up to 2666MHz versus 1866MHz of system memory on the Surface Book 2 15”.

Memory type and speed

Lenovo Yoga C940 (15”) - DDR4

2,666 MHz

Surface Book 2 15” - LPDDR3

1,866 MHz

Key Similars

Similar characteristics share between Surface Book 2 15” and Lenovo Yoga C940 (15”).

Both laptops supports up to 16GB of system memory.

Max system memory size

Surface Book 2 15”

16 GB

Lenovo Yoga C940 (15”)

16 GB

Prices

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

Surface Book 2 15” Price
	Microsoft Surface Book 2 15" (Intel Core i7, 16GB RAM, 512 GB), Silver By Microsoft $799.99	See at Amazon
	Microsoft Surface Book 2 15" (Intel Core i7, 16GB RAM, 512 GB) (Renewed) By Microsoft $900.00	See at Amazon
	NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 32GB Memory - 2TB SSD (Latest Model) - Platinum By Microsoft $2,999.99 $3,199.98 6% OFF	See at Amazon
Lenovo Yoga C940 (15”) Price
	Lenovo Yoga C940-15.6" 4K Touch - i7-9750H - NVIDIA GTX 1650-16GB - 512GB SSD - Gray By Lenovo $1,499.00	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 Laptop Charger 65W Watt USB Type C(USB-C) AC Power Adapter - ThinkPad X1 Carbon Gen 11,E16 By Lenovo $39.00 $50.00 22% OFF	See at Amazon

Availability	Surface Book 2 15”	Lenovo Yoga C940 (15”)
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	Starting at 1,999$	-
Generations	2020 Surface Book 3 15” 2020 Surface Book 3 13.5” 2017 Surface Book 2 15” 2017 Surface Book 2 13.5” 2016 Surface Book i7 2015 Surface Book	-

Exterior	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Dimensions	13.5” x 9.87” x 0.57”-0.90” (343 mm x 251 mm x 15 mm-23 mm)	13.98” x 9.38” x 0.68-0.77” (355.2 mm x 238.39 mm x 17.5-19.7 mm) Width: 13.98” (355.2 mm) Depth: 9.38” (238.39 mm) Height: 0.68-0.77” (17.5-19.7 mm)
Weight	Total: 4.20 lbs (1,905 g) Tablet: 1.80 lbs (817 g)	Starting at 4.41 lbs (2.0 kg)
Colors	Platinum	Iron Grey
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 Numeric Keypad Buttonless glass surface multi-touch touchpad

Display	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Size	15 Inches	15.6 Inches
Info	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	15.6” HDR FHD Touch Screen 1920 x 1080, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included). 15.6” 4K HDR UHD Touch Screen 3840 x 2160, IPS display, glossy, VESA-Certified Display HDR™, 500 nits luminance, 16:9 aspect ratio, 10-fingure multi-touch. Support Lenovo Active Pen (included).

Ports	Surface Book 2 15”	Lenovo Yoga C940 (15”)
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	2 x Thunderbolt™ 3 Supports Power Delivery & DisplayPort. 1 x USB 3.1 Gen 2 Full-size USB Type-A port. 1 x Audio jack 1 x Lenovo Active Pen Storage

Internal Specs	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Processor	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	9th Gen Intel® Core™ i7-9750H 6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W 9th Gen Intel® Core™ i9-9880H 8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W
Integrated Graphics	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	9th Gen Intel® Core™ i7-9750H Intel® UHD Graphics 630 24 Execution Units, 350 → 1150 MHz 9th Gen Intel® Core™ i9-9880H Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz
Memory	8GB 16GB 1866 MHz LPDDR3 RAM	12GB 16GB 2666 MHz Dual-channel DDR4 (Soldered).
Discrete Graphics	NVIDIA® GeForce® GTX 1060 Pascal Architecture, 6GB GDDR5 192-bit, 1404 → 1670 MHz, 1280 CUDA Cores.	NVIDIA® GeForce® GTX 1650 with Max-Q (Optional) Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1560 MHz, 1024 CUDA Cores.
Storage	256 GB 512 GB 1 TB 1 x M.2 2280 PCIe SSD	256 GB 512 GB 1TB 2TB M.2 2280 PCIe SSD.

Connectivity	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Wi-Fi	Wi-Fi 5: IEEE 802.11 a/b/g/n/ac compatible.	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

Battery	Surface Book 2 15”	Lenovo Yoga C940 (15”)
Size	Total: 90Wh Clipboard: 23Wh Base: 67Wh	4-cell smart lithium-ion Battery Capacity: 69 Wh
Battery Life	Up to 17 hours of video playback Up to 5 hours in tablet mode	Up to 12 hours on FHD panel Up to 9 hours on UHD panel * Tested with MobileMark 2014.
Power Supply	102W power supply with USB-A (7.5W) charging port.	135 W USB (Type-C) power adapter Supports Rapid Charge

Software	Surface Book 2 15”	Lenovo Yoga C940 (15”)
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 15”	Lenovo Yoga C940 (15”)
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 15”	Lenovo Yoga C940 (15”)
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 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 15” 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 15”	Lenovo Yoga C940 (15”)
At Glance	Released in Late 2017 3:2 3.2K 15” 2160p 60Hz Weight 4.20 lb 1.91 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 Mid 2019 16:9 4K UHD 15.6” 2160p 60Hz Weight 4.41 lb 2.00 kg Up to Intel Core i9-9880H 8C/16T, 2.30 → 4.80 GHz Geekbench 5 1,066 Single Core Geekbench 5 6,100 Multi-Core With integrated Intel® UHD Graphics 630 24 Execution Units, 350 → 1200 MHz Configurable up to 16GB 2666 MHz DDR4 NVIDIA GeForce GTX 1650 4GB GDDR5 with Max-Q