Compare Lenovo Legion Y740Si vs Lenovo Yoga C640 13 vs Lenovo Legion Y740Si
Variants
FHD
4K UHD
FHD
4K UHD
Connectivity
Ports
2x USB, 2x Thunderbolt 3, SD, headphone
1x USB-C + 2x USB 3.1 Gen1
2x USB, 2x Thunderbolt 3, SD, headphone
Wireless Connectivity
WiFi 6, Bluetooth 5
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE
WiFi 6, Bluetooth 5
Construction
Battery | Capacity
60 Wh
60 Wh
Colors
Iron Grey
Form Factor
2-in-1 convertible laptop
Material
Aluminium
Aluminium
Speakers
User-facing stereo speakers
Dimensions
Bezels
3.47mm sides / 7.19mm top / 12.57mm bottom
Size | Depth
251.8 mm
204.48mm / 8.05 inch
251.8 mm
Size | Height
14.9 mm
16.1 mm / 0.63 inch
14.9 mm
Size | Width
356 mm
306.8 mm / 12.08 inch
356 mm
Weight
1.7 kg
1.3 kg / 2.87 lbs
1.7 kg
Display
Brightness
300 or 400 nits
Display Diagonal
15.6"
13.3 inch
15.6"
Display Type
IPS
IPS
IPS
Resolution
FHD or UHD
FHD (1920x1080)
FHD or UHD
Function
Graphics
EGPU support
Integrated Intel HD 620
EGPU support
Operating System
Windows 10
Processor
10th gen Intel Core i5, i7, i9 H-series
10th-gen Intel Core i3, i5, or i7
10th gen Intel Core i5, i7, i9 H-series
SIM
Micro-SIM
Touch Screen
Yes
Performance
Battery Life
Up to 20 h
Memory | Capacity
16 or 32 GB
Up to 16 GB (soldered)
16 or 32 GB
Memory | Type
DDR4, 3200 MHz
DDR4 2400MHz
DDR4, 3200 MHz
Storage
PCIe 256 GB, 512 GB, 1 TB
Up to 512 GB PCIe SSD
PCIe 256 GB, 512 GB, 1 TB
Production
Debut
2020-04-02
2019 IFA
2020-04-02
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