Compare Lenovo Yoga C640 13 vs Lenovo Yoga C740 15
Connectivity
Ports
1x USB-C + 2x USB 3.1 Gen1
2x USB-C 3.1 Gen1 + 2x USB 3.1 Gen1 + 1x Audio combo
Wireless Connectivity
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE
WiFi 5 or WiFi 6 + Bluetooth
Construction
Colors
Iron Grey
Iron Grey, Mica
Form Factor
2-in-1 convertible laptop
2-in-1 convertible laptop
Material
Aluminum
Speakers
User-facing stereo speakers
Dolby Atmos Speaker System
Dimensions
Bezels
3.47mm sides / 7.19mm top / 12.57mm bottom
3.92mm sides / 7.5mm top / 12.3mm bottom
Size | Depth
204.48mm / 8.05 inch
235.35 mm / 9.26 inch
Size | Height
16.1 mm / 0.63 inch
18.25 mm / 0.72 inch
Size | Width
306.8 mm / 12.08 inch
357.8 mm / 14.09 inch
Weight
1.3 kg / 2.87 lbs
1.85 kg / 4.08 lbs
Display
Brightness
300 or 400 nits
250 or 500 nits
Display Diagonal
13.3 inch
15.6 inch
Display Type
IPS
IPS
Resolution
FHD (1920x1080)
FHD (1920x1080)
Function
Fast Charging
Rapid Charge
Graphics
Integrated Intel HD 620
Integrated Intel Graphics
Operating System
Windows 10
Windows 10
Processor
10th-gen Intel Core i3, i5, or i7
10th-gen Intel Core i5 or i7
SIM
Micro-SIM
Touch Screen
Yes
Yes
Performance
Battery Life
Up to 20 h
Up to 15 h
Memory | Capacity
Up to 16 GB (soldered)
Up to 16 GB
Memory | Type
DDR4 2400MHz
DDR4 2666MHz
Storage
Up to 512 GB PCIe SSD
Up to 1 TB PCIe SSD
Production
Debut
2019 IFA
2019 IFA
Remove
Remove
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