Compare Lenovo Yoga 7i vs Lenovo Yoga Duet 7i vs Lenovo Yoga C640 13

Connectivity

Ports
2x USB 3.2 Gen 1 + 2x USB-C 4.0 / Thunderbolt 4 / PD / DisplayPort) + 1x Audio combo + 1x NOVO button
2x USB-C (also PD 3.0 + DisplayPort), 1x USB-C, SD-card reader, 3.5mm audio jack
1x USB-C + 2x USB 3.1 Gen1
Wireless Connectivity
2x2 Intel WiFi6 + Bluetooth 5.0
WiFi6, Bluetooth 5, LTE (optional)
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE

Construction

Battery | Capacity
71 Wh
Camera | Front
HD, 1M Camera, TrueBlock Webcam Privacy Shutter
5M IR (fix focus)
Camera | Rear
5M (autofocus)
Colors
Slate Grey, Dark Moss
Slate Grey or Orchid
Iron Grey
Form Factor
2-in-1 convertible laptop
Speakers
2 x 2W Front-facing Dolby Atmos Speaker System
Dolby Audio Speakers + Smart Amp
User-facing stereo speakers

Dimensions

Bezels
3.47mm sides / 7.19mm top / 12.57mm bottom
Size | Depth
235.65 mm / 9.28 inch
205.5 mm
204.48mm / 8.05 inch
Size | Height
19.25 mm / 0.76 inch
9.19 mm
16.1 mm / 0.63 inch
Size | Width
356.46 mm / 14.03 inch
297.4 mm
306.8 mm / 12.08 inch
Weight
1.9 kg / 4.19 lbs
Starting at 798.8 g (1.76 lbs)
1.3 kg / 2.87 lbs

Display

Aspect Ratio
16:9
Brightness
250 or 500 nits
450 nits
300 or 400 nits
Display Diagonal
15.6 inch
13"
13.3 inch
Display Type
Wide-Viewing Angle Touchscreen
IPS
Gamut
72% NTSC
100% sRGB
Resolution
FHD (1920 x 1080)
2K WQHD (2160 x 1350)
FHD (1920x1080)

Function

Graphics
Integrated Intel Iris Xe Graphics
Intel UHD Graphics
Integrated Intel HD 620
HDR
Dolby Vision
Keyboard Backlight
Color-matched Backlit Keyboard
Operating System
Windows 10
Windows 10 Pro or Windows 10 Home
Windows 10
Processor
11th-gen Intel Core i5-1135G7 or i7-1165G7
10th-gen Intel Core i3-10110U, i5-10210U, or i7-10510U
10th-gen Intel Core i3, i5, or i7
SIM
Micro-SIM
Touch Screen
Yes
Yes

Performance

Battery Life
15 h
10.8 h (MobileMark 2014)
Up to 20 h
Memory | Capacity
8 GB / 12 GB / 16 GB (soldered)
4 GB / 8 GB / 16 GB
Up to 16 GB (soldered)
Memory | Type
DDR4 3200MHz
DDR4
DDR4 2400MHz
Storage
SSD PCIe M.2 : 256 GB / 512 GB / 1 TB
PCIe SSD: 128 GB / 256 GB / 512 GB / 1 TB
Up to 512 GB PCIe SSD

Production

Accessory
Optional Active Pen
Availability
2020-11
Debut
2020-08-18
2020-05-26
2019 IFA

Price

Offers (incl. referral links)
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