Compare Lenovo Yoga C940 14 vs Surface Laptop Studio vs Alienware x15
Variants
FHD
4K
i5
i7
FHD 165Hz
QHD
FHD 360Hz
Connectivity
Ports
2x Thunderbolt 3 + 1x USB 3.1 Gen2 + 1x Audio combo
2x Thunderbolt 4 + 1x 3.5mm Headphone jack + 1x Surface Connector
1x USB 3.2 Gen1 + 1x USB 3.2 Gen2 + 1x Thunderbolt 4 + 1x HDMI 2.1 + 1x RJ45 + 1x Audio combo + 1x MicroSD
Wireless Connectivity
WiFi 6 or WiFi 5, Bluetooth
WiFi 6 + Bluetooth 5.1
WiFi 6E + Bluetooth 5.2
Construction
Battery | Capacity
58 Wh
Camera | Front
1080p FHD camera with Windows Hello
720p HD
Colors
Iron Grey or Mica
Platinum
Lunar Light
Form Factor
2-in-1 convertible laptop
2-in-1 convertible laptop
Material
CNC Aluminum
Magnesium and Aluminum
Magnesium Alloy exterior shell and copper alloy thermal components
Microphone
Far Field Microphones
Dual far-field Studio Mics
Dual-array microphones
Speakers
Rotating Sound Bar with Dolby Atmos Speaker System; 2 Base Speakers inside D-Cover
Quad Omnisonic speakers with Dolby Atmos
Stereo speakers, 8W in total
Dimensions
Bezels
3.95mm sides / 6.9m top / 8.5mm bottom
Size | Depth
215.2 mm / 8.47 inch
228.32 mm / 8.98"
277.25 mm / 10.915"
Size | Height
14.1 mm / 0.56 inch
18.94 mm / 0.746"
Size | Width
320.6 mm / 12.62 inch
323.28 mm / 12.72"
359.7 mm / 14.16"
Weight
1.35 kg / 2.98 lbs
3.02 kg / 6.65 lbs ~ 3.2 kg / 7.05 lbs
Display
Aspect Ratio
3:2
16:9
Contrast Ratio
1500:1
Display Diagonal
14 inch
14.4"
15.6 inch
Display Type
IPS
IPS
Gamut
100% sRGB
Pixel Density
201 ppi
Refresh Rate
120 Hz
Resolution
FHD (1920x1080) or 4K UHD (3840x2160)
2400 x 1600
FHD (1920x1080) or QHD (2560x1440)
Function
Audio
Realtek ALC3281
Fast Charging
15 Minutes for up to 2 Hours
Graphics
Integrated Intel UHD 950 (i5) or UHD 960 (i7)
NVIDIA GeForce RTX 3060 6GB GDDR6 or RTX 3070 8GB GDDR6
HDR
VESA DisplayHDR
Dolby Vision
Keyboard Backlight
Yes
per-key AlienFX RGB 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
Intel Core i7-11800H or i9-11900H Tiger Lake
RGB Lighting
AlienFX lighting programmable with up to 16.8 million distinct colors
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
Variable Framerate
NVIDIA G-SYNC available for 240Hz QHD & 360Hz FHD panels
Performance
Key Travel
1.3 mm
Memory | Capacity
Up to 16 GB
16 or 32 GB
16 or 32 GB
Memory | Type
LPDDR4x
DDR4 3200MHz
Storage
Up to 1TB PCIe SSD
Up to 2TB PCIe NVMe SSD
Up to 4TB (2x 2TB) PCIe NVMe SSD, RAID supported
Production
Accessory
Digitizer: Surface Slim Pen 2 with integrated storage for charging | Digital Dial: Surface Dial
Debut
2019 IFA
2021-09
2021-06
Model Name
C940-14IIL
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