Compare ASUS Zephyrus Duo GX551 vs ZenBook Pro Duo 14 UX481 vs Asus ZenBook Flip 15 UX563
Variants
4K
FHD
ScreenPad Plus
Secondary Display
FHD
4K
ScreenPad
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
1x USB 3.1 Gen1 + 1x USB 3.1 Gen2 + 1x USB-C 3.1 Gen2 + 1x HDMI 1.4 + 1x Audio combo + 1x MicroSD
2x USB-A 3.2 Gen1 + 1x USB-C 3.2 Gen1 + 1x HDMI 1.4 + 1x SD 4.0 + 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
4-Cell 70Wh
8-Cell 71Wh
Camera | Front
Optional camera
HD camera with IR function to support Windows Hello
HD camera with IR function
Colors
Celestial Blue
Gun Grey
Form Factor
Dual screen clamshell laptop
2-in-1 convertible laptop
Material
Aluminum
Microphone
Built-in array microphone
Speakers
2x 4W speaker with smart AMP technology
Dimensions
Bezels
85% screen-to-body ratio
90%
4.5 mm Nano Edge, 90% screen-to-body ratio
Size | Depth
268 mm / 10.55 inch
223 mm / 8.78 inch
229 mm / 9.02 inch
Size | Height
20.9 mm / 0.82 inch
19.9 mm / 0.78 inch
19.9 mm / 0.78 inch
Size | Width
360 mm / 14.17 inch
323 mm / 12.72 inch
356 mm / 14.02 inch
Weight
2.48 kg / 5.47 lbs
1.5 kg / 3.31 lbs
1.9 kg / 4.19 lbs
Display
Aspect Ratio
16:9
16:9
Brightness
300 nits
Display Diagonal
15.6 inch
14"
15.6 inch
Display Type
IPS, matte
IPS
IPS, Glossy
Gamut
100% sRGB
100% sRGB
Resolution
FHD (1920x1080) or 4K UHD (3840x2160)
FHD (1920x1080)
4K UHD (3840x2160) or FHD (1920x1080)
Response Time
3 ms
Function
Audio
Dolby Atmos
SonicMaster, Audio by ICEpower
Graphics
NVIDIA GeForce RTX 3060 6GB, RTX 3070 8GB, or RTX 3080 16GB
NVIDIA GeForce MX250
NVIDIA GeForce GTX 1050 Max Q, 4GB GDDR5
Keyboard Backlight
Per-key RGB lighting
Yes
Operating System
Windows 10
Windows 10
Windows 10
Processor
AMD Ryzen 7 5800H or Ryzen 9 5900HX
9th-gen Intel Core i5-10210U, i7-10510U, or i7-10710U
Intel Core i5-10210U or i7-10510U
RGB Lighting
Aura Sync
Touch Screen
Optional on the main display, standard on the ScreenPad Plus
Yes
Touchpad
12.6" FHD ScreenPad Plus
5.65-inch ScreenPad 2.0
Variable Framerate
FreeSync
Performance
Durability
MIL-STD 810G
US MIL-STD 810G military-grade standard
Key Travel
1.9 mm
1.4 mm
1.4 mm
Memory | Capacity
16GB onboard + 1x SO-DIMM, up to 48GB combined
8 or 16GB soldered
8 or 16 GB
Memory | Type
DDR4 3200MHz
LPDDR3 2133MHz
LPDDR3
Power Supply
280 W
65 W
120 W
Storage
Up to 2x 1TB M.2 NVMe PCIe 3.0 SSD
Up to 1TB PCIe Gen3 SSD
512GB or 1TB PCIe Gen3, optional 32GB Intel Optane Memory (1x M.2 2280 PCIe 3.0 x4)
Production
Debut
2021-01-13 (CES 2021)
2019
2020
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