Compare Lenovo Yoga Duet 7i vs Lenovo ThinkBook 14s Yoga vs Lenovo Yoga C640 13
Connectivity
Ports
2x USB-C (also PD 3.0 + DisplayPort), 1x USB-C, SD-card reader, 3.5mm audio jack
1x Thunderbolt 4 + 1x USB-C 3.1 Gen2 (DisplayPort/Power Delivery) + 2x USB 3.0 Gen1 + 1x HDMI 1.4b + 1x audio combo + 1x microSD
1x USB-C + 2x USB 3.1 Gen1
Wireless Connectivity
WiFi6, Bluetooth 5, LTE (optional)
Bluetooth 5.0 + WiFi 5 or WiFi 6
WiFi 5 or WiFi 6 + Bluetooth + optional 4G LTE
Construction
Battery | Capacity
60 Wh
Camera | Front
5M IR (fix focus)
1M slim camera with camera shutter
Camera | Rear
5M (autofocus)
Colors
Slate Grey or Orchid
Abyss Blue (limited edition), Mineral Gray
Iron Grey
Form Factor
360° Yoga hinge, 2-in-1 convertible laptop
2-in-1 convertible laptop
Material
Anodized aluminum with dual tone color exterior + Corning Gorilla Glass touch display
Microphone
Dual-array mics Microsoft Teams certified
Speakers
Dolby Audio Speakers + Smart Amp
2 x 2W HARMAN-branded speakers Dolby Audio
User-facing stereo speakers
Dimensions
Bezels
3.47mm sides / 7.19mm top / 12.57mm bottom
Size | Depth
205.5 mm
216 mm
204.48mm / 8.05 inch
Size | Height
9.19 mm
16.9 mm
16.1 mm / 0.63 inch
Size | Width
297.4 mm
320 mm
306.8 mm / 12.08 inch
Weight
Starting at 798.8 g (1.76 lbs)
1.5 kg
1.3 kg / 2.87 lbs
Display
Brightness
450 nits
300 nits
300 or 400 nits
Display Diagonal
13"
14-inch
13.3 inch
Display Type
IPS, touch, Gorilla Glass, 86% screen-to-body ratio
IPS
Gamut
100% sRGB
100% sRGB
Resolution
2K WQHD (2160 x 1350)
FHD, 1920 x 1080
FHD (1920x1080)
Function
Digitizer
Yes, Lenovo Smart Pen
Fast Charging
Yes, RapidCharge
Graphics
Intel UHD Graphics
Integrated Intel UHD graphics on Unified Memory Architecture (UMA)
Integrated Intel HD 620
HDR
Dolby Vision
Dolby Vision
Keyboard Backlight
Yes
Operating System
Windows 10 Pro or Windows 10 Home
Windows 10 Pro (64 bit)
Windows 10
Processor
10th-gen Intel Core i3-10110U, i5-10210U, or i7-10510U
Up to 11th Gen Intel Core i7 processor
10th-gen Intel Core i3, i5, or i7
SIM
Micro-SIM
Security
Default Smart Power On
Touch Screen
Yes
Yes
Yes
Performance
Battery Life
10.8 h (MobileMark 2014)
Up to 8.6 hours
Up to 20 h
Durability
MIL-SPEC Tested
Memory | Capacity
4 GB / 8 GB / 16 GB
Up to 40GB
Up to 16 GB (soldered)
Memory | Type
DDR4
Dual-channel DDR4
DDR4 2400MHz
Power Supply
Slim Type-C, 65W AC adapter
Storage
PCIe SSD: 128 GB / 256 GB / 512 GB / 1 TB
Dual SSD, each up to 1TB M.2 PCIe
Up to 512 GB PCIe SSD
Production
Accessory
Docking: ThinkPad USB-C Dock Gen2 / Hybrid USB-C Dock
Availability
2020-11
Debut
2020-05-26
2020-09-29
2019 IFA
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