Compare ThinkPad X1 Yoga GEN 8 vs Lenovo Yoga Slim 7i Pro vs Lenovo Yoga C940 14
Variants
4K OLED
WUXGA
WUXGA + Privacy Guard
WUXGA ARAS
2.2K
2.8K
FHD
4K
Connectivity
Ports
2x Thunderbolt™ 4 + 2x USB 3.2 Type-A Gen 1 + 1x HDMI 2.0b + 1x Audio
2x Thunderbolt 4 + 1x USB 3.2 Gen1 + 1x Audio combo
2x Thunderbolt 3 + 1x USB 3.1 Gen2 + 1x Audio combo
Wireless Connectivity
WiFi 6E, Bluetooth 5.1, NFC, 5G sub-6 (CAT20) / 4G LTE (CAT16)
WiFi 6 + Bluetooth 5.0
WiFi 6 or WiFi 5, Bluetooth
Construction
Battery | Capacity
57 Wh
61 Wh
Camera
FHD RGB or FHD IR Hybrid camera with webcam privacy shutter FHD + IR MIPI camera with webcam privacy shutter and Computer Vision
Camera | Front
IR Camera
Colors
Storm Grey
Slate Grey or Light Silver
Iron Grey or Mica
Form Factor
2-in-1 laptop computer
2-in-1 convertible laptop
Material
Aluminum
CNC Aluminum
Microphone
4x 360-degree Quad-Array Microphones
Dual Microphone
Far Field Microphones
Speakers
Stereo speakers
2x 2W Harman Speakers with Dolby Atmos SW
Rotating Sound Bar with Dolby Atmos Speaker System; 2 Base Speakers inside D-Cover
Dimensions
Bezels
91% display-to-body ratio
3.95mm sides / 6.9m top / 8.5mm bottom
Size | Depth
222.3 mm / 8.75 inch
221.4 mm / 8.7 inch
215.2 mm / 8.47 inch
Size | Height
15.53 mm / 0.61 inch
16.9 mm / 0.7 inch
14.1 mm / 0.56 inch
Size | Width
314.4 mm / 12.38 inch
312.4 mm / 12.3 inch
320.6 mm / 12.62 inch
Weight
1.38 kg / 3.0 lbs
1.35 kg / 3 lbs Mylar Display Cover | 1.45 kg / 3.2 lbs Glass Display Cover
1.35 kg / 2.98 lbs
Display
Aspect Ratio
16:10
16:10
Display Diagonal
14"
14 inch
14 inch
Display Type
IPS
Gamut
100% sRGB
100% sRGB
Refresh Rate
90 Hz
Resolution
2.8K (2880x1800) or 2.2K (2240x1400)
FHD (1920x1080) or 4K UHD (3840x2160)
Function
Audio
Dolby ® Atmos, Dolby ® Voice
Digitizer
Lenovo Integrated Pen
Fast Charging
Rapid Charge
15 min for 2 hours
15 Minutes for up to 2 Hours
Graphics
Intel ® Iris ® Xe Graphics
Integrated Intel Iris X or NVIDIA GeForce MX450
Integrated Intel UHD 950 (i5) or UHD 960 (i7)
HDR
VESA DisplayHDR
Keyboard Backlight
Yes
Operating System
Up to Windows 11 Pro or Linux Ubuntu
Windows 10
Windows 10 Home
Processor
Intel vPro®, an Intel® Evo™ Design with 13th Gen Intel® Core™ i7 processor and Core i5 processor P series
11th-gen Intel Core i5-1135G7 or i7-1165G7
10th-gen Intel Core i5 or i7
SIM
1x Nano SIM or eSIM
Security
Intel vPro security, Firmware Shield, MoC Power-on Touch Fingerprint Reader, IR Hybrid camera, Privacy Guard display option, PrivacyAlert with Glance App, dTPM 2.0 chip, Webcam privacy shutter, Nano Kensington Lock slot, Lock on leave with presence detect
Touch Screen
Yes
Performance
Battery Life
Up to 18 h
Durability
MIL-STD-810H
Memory | Capacity
Up to 64GB
Up to 32 GB
Up to 16 GB
Memory | Type
LPDDR5
LPDDR4X Dual Channel
Power Supply
Up to Type-C 65W, supports Rapid Charge
Storage
Up to 2TB Gen 4 performance PCIe NVMe SSD
Up to 1 TB SSD PCIe M.2
Up to 1TB PCIe SSD
Production
Availability
2020-11
Debut
2023-01 (CES 2023)
2020-09
2019 IFA
Model Name
C940-14IIL
Reviews
Neofiliac score
84%
Pros
- Serious business look
- High build quality
- More compelling than the X1 Carbon G11
- Good ergonomics
- Gorgeous design
- Long battery life
- Bright, vivid 4K display
- Excellent speakers
Cons
- Weak performance
- No major innovation
- Not as powerful as its predecessor
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