Compare Lenovo Yoga C640 13 vs Lenovo Yoga Duet 7i
Connectivity
Ports
1x USB-C + 2x USB 3.1 Gen1
2x USB-C (also PD 3.0 + DisplayPort), 1x USB-C, SD-card reader, 3.5mm audio jack
Wireless Connectivity
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE
WiFi6, Bluetooth 5, LTE (optional)
Construction
Camera | Front
5M IR (fix focus)
Camera | Rear
5M (autofocus)
Colors
Iron Grey
Slate Grey or Orchid
Form Factor
2-in-1 convertible laptop
Speakers
User-facing stereo speakers
Dolby Audio Speakers + Smart Amp
Dimensions
Bezels
3.47mm sides / 7.19mm top / 12.57mm bottom
Size | Depth
204.48mm / 8.05 inch
205.5 mm
Size | Height
16.1 mm / 0.63 inch
9.19 mm
Size | Width
306.8 mm / 12.08 inch
297.4 mm
Weight
1.3 kg / 2.87 lbs
Starting at 798.8 g (1.76 lbs)
Display
Brightness
300 or 400 nits
450 nits
Display Diagonal
13.3 inch
13"
Display Type
IPS
Gamut
100% sRGB
Resolution
FHD (1920x1080)
2K WQHD (2160 x 1350)
Function
Graphics
Integrated Intel HD 620
Intel UHD Graphics
HDR
Dolby Vision
Operating System
Windows 10
Windows 10 Pro or Windows 10 Home
Processor
10th-gen Intel Core i3, i5, or i7
10th-gen Intel Core i3-10110U, i5-10210U, or i7-10510U
SIM
Micro-SIM
Touch Screen
Yes
Yes
Performance
Battery Life
Up to 20 h
10.8 h (MobileMark 2014)
Memory | Capacity
Up to 16 GB (soldered)
4 GB / 8 GB / 16 GB
Memory | Type
DDR4 2400MHz
DDR4
Storage
Up to 512 GB PCIe SSD
PCIe SSD: 128 GB / 256 GB / 512 GB / 1 TB
Production
Debut
2019 IFA
2020-05-26
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