Compare Lenovo Yoga Duet 7i vs Lenovo Yoga C940 15 vs Lenovo Yoga S740 15
Variants
Keyboard
FHD
4K
4K
FHD
Connectivity
Ports
2x USB-C (also PD 3.0 + DisplayPort), 1x USB-C, SD-card reader, 3.5mm audio jack
2x Thunderbolt 3 + 1x USB 3.1 Gen1 + 1x Audio combo
2x Thunderbolt 3 + 1x USB 3.1 Gen2 + 1x Audio combo + 1x Micro SD card reader
Wireless Connectivity
WiFi6, Bluetooth 5, LTE (optional)
WiFi 6 or WiFi 5, Bluetooth
WiFi 5 or WiFi 6 + Bluetooth
Construction
Camera | Front
5M IR (fix focus)
Camera | Rear
5M (autofocus)
Colors
Slate Grey or Orchid
Iron Grey
Iron Grey
Form Factor
2-in-1 convertible laptop
Material
CNC Aluminum
Aluminum
Speakers
Dolby Audio Speakers + Smart Amp
Rotating Sound Bar with Dolby Atmos Speaker System; 2 Base Speakers inside D-Cover
Dolby Atmos Speaker System (D-cover) with Smart AMP
Dimensions
Bezels
3.84mm sides / 6.69mm top / 12.8mm bottom
Size | Depth
205.5 mm
238.5 mm / 9.39 inch
243.33 mm / 9.58 inch
Size | Height
9.19 mm
17.5 mm / 0.69 inch
19.95 mm / 0.79 inch
Size | Width
297.4 mm
355.5 mm / 13.1 inch
357.12 mm / 14.06 inch
Weight
Starting at 798.8 g (1.76 lbs)
1.9 kg / 4.19 lbs
1.9 kg / 4.2 lbs
Display
Brightness
450 nits
500 nits
500 nits
Display Diagonal
13"
15.6 inch
15.6 inch
Display Type
IPS
Gamut
100% sRGB
Resolution
2K WQHD (2160 x 1350)
FHD (1920x1080) or 4K UHD (3840x2160)
Function
Fast Charging
15 Minutes for up to 2 Hours
Rapid Charge
Graphics
Intel UHD Graphics
NVIDIA GeForce GTX 1650
NVIDIA GeForce GTX1650
HDR
Dolby Vision
VESA DisplayHDR
VESA DisplayHDR 400
Operating System
Windows 10 Pro or Windows 10 Home
Windows 10
Windows 10
Processor
10th-gen Intel Core i3-10110U, i5-10210U, or i7-10510U
9th-gen Intel Core i7 or i9
9th-gen Intel Core i5, i7, or i9
Touch Screen
Yes
4K UHD panel only
Performance
Battery Life
10.8 h (MobileMark 2014)
Memory | Capacity
4 GB / 8 GB / 16 GB
Up to 16 GB
Up to 16 GB
Memory | Type
DDR4
DDR 4
Storage
PCIe SSD: 128 GB / 256 GB / 512 GB / 1 TB
Up to 2TB PCIe SSD
Up to 1 TB
Production
Debut
2020-05-26
2019 IFA
2019 IFA
Model Name
C940-15IRH
S740-15IRH
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