Compare Lenovo ThinkBook 14 vs Lenovo Yoga C640 13 vs Lenovo Yoga C740 15
Variants
AMD
Intel
500 nits
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
Bluetooth 5 + WiFi 5 or WiFi 6
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE
WiFi 5 or WiFi 6 + Bluetooth
Construction
Battery | Capacity
45 or 60 Wh
Camera | Front
HD camera with ThinkShutter
Colors
Mineral Gray
Iron Grey
Iron Grey, Mica
Form Factor
180-hinge lay-flat
2-in-1 convertible laptop
2-in-1 convertible laptop
Material
Anodized aluminum top and bottom covers
Aluminum
Microphone
Dual-array mic
Speakers
Stereo speakers with Dolby Audio
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
218 mm
204.48mm / 8.05 inch
235.35 mm / 9.26 inch
Size | Height
17.9 mm
16.1 mm / 0.63 inch
18.25 mm / 0.72 inch
Size | Width
323 mm
306.8 mm / 12.08 inch
357.8 mm / 14.09 inch
Weight
1.4 kg
1.3 kg / 2.87 lbs
1.85 kg / 4.08 lbs
Display
Brightness
300 or 400 nits
250 or 500 nits
Display Diagonal
14 inch, 85% screen-to-body ratio
13.3 inch
15.6 inch
Display Type
TN or IPS, anti-glare
IPS
IPS
Gamut
Up to 100% sRGB
Resolution
FHD (1920 x 1080)
FHD (1920x1080)
FHD (1920x1080)
Function
Fast Charging
45 Wh: Rapid Charge Pro / 60 Wh: Rapid Charge
Rapid Charge
Graphics
Integrated Intel HD 620
Integrated Intel Graphics
Keyboard Backlight
Yes
Operating System
Windows 10 Pro (64 bit)
Windows 10
Windows 10
Processor
10th-gen Intel Core i3, i5, or i7
10th-gen Intel Core i5 or i7
SIM
Micro-SIM
Security
Smart Power Button with Fingerprint Reader / ThinkShutter Camera Cover / TPM 2.0
Touch Screen
Optional, with IPS display
Yes
Yes
Performance
Battery Life
Up to 20 h
Up to 15 h
Durability
Spill-resistant keyboard
Memory | Capacity
Up to 40 GB
Up to 16 GB (soldered)
Up to 16 GB
Memory | Type
Dual-channel DDR4, 3200MHz
DDR4 2400MHz
DDR4 2666MHz
Power Supply
USB-C, 65W
Storage
Up to 512 GB PCIe SSD
Up to 1 TB PCIe SSD
Production
Availability
2020-10
Debut
2020-09-29
2019 IFA
2019 IFA
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