Compare Lenovo Yoga C940 14 vs Surface Laptop Studio vs Alienware m17 R2
Variants
FHD
4K
i5
i7
60Hz
144Hz
Connectivity
Ports
2x Thunderbolt 3 + 1x USB 3.1 Gen2 + 1x Audio combo
2x Thunderbolt 4 + 1x 3.5mm Headphone jack + 1x Surface Connector
3x USB 3.1 Gen1 + 1x Thunderbolt 3 + 1x Alienware Graphics Amplifier + 1x RJ45 (Gigabit or 2.5Gbps) + 1x HDMI 2.0b + 1x Mini-DisplayPort 1.4 + 1x Audio out + 1x Headset
Wireless Connectivity
WiFi 6 or WiFi 5, Bluetooth
WiFi 6 + Bluetooth 5.1
WiFi 5 and Bluetooth 4.2
Construction
Battery | Capacity
58 Wh
76 Wh
Camera | Front
1080p FHD camera with Windows Hello
Alienware FHD (1920x1080 resolution) camera with
Colors
Iron Grey or Mica
Platinum
Lunar Light or Dark Side of the Moon
Form Factor
2-in-1 convertible laptop
2-in-1 convertible laptop
Material
CNC Aluminum
Magnesium and Aluminum
Magnesium alloy
Microphone
Far Field Microphones
Dual far-field Studio Mics
Dual array integrated microphones
Speakers
Rotating Sound Bar with Dolby Atmos Speaker System; 2 Base Speakers inside D-Cover
Quad Omnisonic speakers with Dolby Atmos
2.0 speakers
Dimensions
Bezels
3.95mm sides / 6.9m top / 8.5mm bottom
Size | Depth
215.2 mm / 8.47 inch
228.32 mm / 8.98"
295.5 mm / 11.63 inch
Size | Height
14.1 mm / 0.56 inch
18.94 mm / 0.746"
20.5 mm / 0.807 inch
Size | Width
320.6 mm / 12.62 inch
323.28 mm / 12.72"
399.8 mm / 15.74 inch
Weight
1.35 kg / 2.98 lbs
2.63 kg / 5.80 lbs
Display
Aspect Ratio
3:2
Contrast Ratio
1500:1
Display Diagonal
14 inch
14.4"
17.3 inch
Display Type
IPS
Gamut
100% sRGB
Pixel Density
201 ppi
Refresh Rate
120 Hz
60 Hz or 144Hz
Resolution
FHD (1920x1080) or 4K UHD (3840x2160)
2400 x 1600
FHD (1920x1080)
Function
Chipset
Mobile Intel HM370 Chipset
Fast Charging
15 Minutes for up to 2 Hours
Graphics
Integrated Intel UHD 950 (i5) or UHD 960 (i7)
NVIDIA GeForce GTX 1650 4GB GDDR5, GTX 1660 Ti 6GB GDDR6, RTX 2060 6GB GDDR6, RTX 2070 Max-Q 8GB GDDR6, or RTX 2080 Max-Q 8GB GDDR6
HDR
VESA DisplayHDR
Dolby Vision
Keyboard Backlight
Yes
Keyboard with per key RGB LED AlienFX lighting
Operating System
Windows 10 Home
Windows 11 Home
Windows 10
Processor
10th-gen Intel Core i5 or i7
11th-gen Intel Core i5-11300H or i7-11370H
9th-gen Intel Core i5-9300H, i7-9750H, i9-9880H, or i9-9880HK
Security
Firmware TPM 2.0 chip, Windows Hello face sign-in
Sensor
Ambient light sensor, Accelerometer, Gyroscope, Magnetometer
Touch Screen
10 point multi-touch
Touchpad
Precision trackpad: 115 x 76.66 mm, glass
Performance
Key Travel
1.3 mm
1.7 mm
Memory | Capacity
Up to 16 GB
16 or 32 GB
8 or 16 GB
Memory | Type
LPDDR4x
DDR4 2666MHz
Power Supply
130, 180, or 240 W
Storage
Up to 1TB PCIe SSD
Up to 2TB PCIe NVMe SSD
2x PCIe M.2 up to 4TB
Production
Accessory
Digitizer: Surface Slim Pen 2 with integrated storage for charging | Digital Dial: Surface Dial
Debut
2019 IFA
2021-09
2019 Computex
Model Name
C940-14IIL
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