Compare ThinkPad E15 GEN 3 vs Microsoft Surface Laptop 4 15 vs Lenovo Legion Y740Si
Variants
Intel
AMD
FHD
4K UHD
Connectivity
Ports
1x USB-C 3.2 Gen1 + 1x USB 3.2 Gen1 + 1x USB 2.0 + 1x Audio combo + 1x HDMI 1.4b + 1x RJ45
1x USB-A + 1x USB-C + 1x 3.5mm Audio jack + 1x Surface Connect ports
2x USB, 2x Thunderbolt 3, SD, headphone
Wireless Connectivity
WiFi 6 + Bluetooth 5.0 or WiFi 6 + Bluetooth 5.2
WiFi 6, Bluetooth 5.0
WiFi 6, Bluetooth 5
Construction
Battery | Capacity
45 or 57 Wh
47.4 Wh
60 Wh
Camera | Front
720p HD with webcam privacy cover, optional Hybrid HD with infrared (IR) with webcam privacy cover
720p HD f/2.0 camera with Windows Hello
Colors
Black
Matte Black, Platinum
Form Factor
Clamshell laptop
Material
Aluminum top cover + ABS chassis
Aluminum chassis
Aluminium
Microphone
Dual array microphone
Dual far-field Studio Mics
Speakers
2 x 2W speakers by Harman Kardon
Omnisonic Speakers with Dolby Atmos9
Dimensions
Size | Depth
240 mm / 9.44 inch
244 mm / 9.6 inch
251.8 mm
Size | Height
18.9 mm / 0.74 inch
14.7 mm / 0.58 inch
14.9 mm
Size | Width
365 mm / 14.37 inch
339.5 mm / 13.4 inch
356 mm
Weight
1.70 kg / 3.75 lbs
1542 g / 3.4 lbs
1.7 kg
Display
Aspect Ratio
3:2
Brightness
250 or 300 nits
Contrast Ratio
500:1, 700:1, 800:1, or 1200:1
1600:1
Display Diagonal
15.6"
15 inch
15.6"
Display Type
IPS, anti-glare
IPS
IPS
Gamut
45% NTSC or 100% sRGB
Pixel Density
201 ppi
Resolution
FHD (1920x1080)
2496 x 1664
FHD or UHD
Function
Audio
Realtek ALC3287
Fast Charging
Yes, 65W
Graphics
Integrated AMD Radeon Graphics
EGPU support
Keyboard Backlight
Optional
Yes
Operating System
Windows 10 or Windows 11
Windows 10
Processor
AMD Ryzen 3 5300U, Ryzen 5 5500U, Ryzen 5 5600U, Ryzen 5 PRO 5650U, Ryzen 7 5700U, or Ryzen 7 5800U
11th-gen Intel Core i7-1185G7 or AMD Ryzen 7 4980U
10th gen Intel Core i5, i7, i9 H-series
Security
dTPM 2.0 + touch fingerprint reader
HW TPM 2.0 chip, Windows Hello face sign-in
Sensor
Ambient light sensor, Proximity sensor, Accelerometer, Gyroscope, Magnetometer
Touch Screen
10 point multi-touch
Touchpad
Precision trackpad: 115 x 76.66 mm, glass
Performance
Battery Life
45Wh: Up to 10.3 h / 57Wh: Up to 13.6 h
Key Travel
1.3 mm
Memory | Capacity
Up to 24 GB (8GB soldered + 1x SO-DIMM)
Up to 32 GB
16 or 32 GB
Memory | Type
DDR4 3200MHz
DDR4, 3200 MHz
Power Supply
65 W
65 W
Storage
Up to 1TB PCIe 3 x4 NVMe (1x M.2 2242 up to 512GB + 1x M.2 2280 up to 1TB)
Up to 1TB PCIe NVMe SSD
PCIe 256 GB, 512 GB, 1 TB
Production
Debut
2021
2021-04-13
2020-04-02
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