Compare ASUS Zephyrus Duo GX551 vs Lenovo ThinkBook Plus G2 vs ZenBook Pro Duo 15 UX581
Variants
4K
FHD
ScreenPad Plus
Top cover
Secondary
Initial
Facelift
Connectivity
Ports
3x UBS 3.2 Gen2 + 1x USB-C 3.2 Gen2 / DP + 1x HDMI 2.0b + 1x Audio combo + 1x RJ45 + 1x microSD
2x Thunderbolt 4 + 1x Audio combo
2x USB 3.2 Gen2 + 1x Thunderbolt 3 + 1x HDMI 1.4 + 1x HDMI 2.0 + 1x Audio combo
Wireless Connectivity
WiFi 6 + Bluetooth 5.1
WiFi 6 + Bluetooth 5.0
WiFi 6 + Bluetooth 5.0
Construction
Battery | Capacity
90 Wh
53 Wh
8-Cell 71Wh
Camera | Front
Optional camera
HD Cam with ThinkShutter
HD camera with IR function to support Windows Hello
Colors
Storm Gray
Celestial Blue
Form Factor
Clamshell laptop computer with 180-degree higne
Dual screen clamshell laptop
Material
Aluminum
Anodized Aluminum on top-cover, Magnesium body
Microphone
Built-in array microphone
4 high quality Mics
Speakers
2x 4W speaker with smart AMP technology
2x 2W Harman Kardon Speaker
Dimensions
Bezels
85% screen-to-body ratio
3.9mm size bezels, > 90% screen-to-body ratio
Size | Depth
268 mm / 10.55 inch
209 mm / 8.22 inch
224 mm / 8.82 inch
Size | Height
20.9 mm / 0.82 inch
13.9 mm / 0.54 inch
24 mm / 0.94 inch
Size | Width
360 mm / 14.17 inch
298 mm / 11.73 inch
356 mm / 14.02 inch
Weight
2.48 kg / 5.47 lbs
1.3 kg / 2.86 lbs
2.5 kg / 5.51 lbs
Display
Aspect Ratio
16:9
16:9
Brightness
400 nits
400 nits
Display Diagonal
15.6 inch
13.3 inch
15.6"
Display Type
IPS, matte
IPS
OLED glossy
Gamut
100% DCI-P3
Resolution
FHD (1920x1080) or 4K UHD (3840x2160)
4K UHD (3840x2160)
Response Time
3 ms
Function
Audio
Dolby Atmos
Dolby Atmos
Digitizer
Lenovo Integrated Pen
Fast Charging
Rapid Charge
Graphics
NVIDIA GeForce RTX 3060 6GB, RTX 3070 8GB, or RTX 3080 16GB
Integrated Intel UHD graphics on Unified Memory Architecture (UMA)
NVIDIA GeForce RTX 2060 6GB GDDR6
Keyboard Backlight
Per-key RGB lighting
Yes
Operating System
Windows 10
Windows 10 Pro
Windows 10
Processor
AMD Ryzen 7 5800H or Ryzen 9 5900HX
Up to 11th Gen Intel Core i7 processor
RGB Lighting
Aura Sync
Security
Default discrete TPM 2.0, Default Smart Power On
Touch Screen
Yes, both displays
Yes
Touchpad
12.6" FHD ScreenPad Plus
Variable Framerate
FreeSync
Performance
Battery Life
Up to 15 hours / 24 hours with E-ink only
Durability
MIL-STD 810G
Key Travel
1.9 mm
1.4 mm
Memory | Capacity
16GB onboard + 1x SO-DIMM, up to 48GB combined
16 GB
16 or 32 GB soldered
Memory | Type
DDR4 3200MHz
LPDDR4x
DDR4
Power Supply
280 W
65W Slim or Wall-Mount Adapter
230 W
Storage
Up to 2x 1TB M.2 NVMe PCIe 3.0 SSD
Up to 1TB M.2 PCIe Gen4 SSD
Up to 1TB PCIe Gen3 SSD
Production
Availability
2021-Q1
Debut
2021-01-13 (CES 2021)
2021-01-12 (CES 2021)
2019
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