Compare ASUS Zephyrus Duo GX551 vs ASUS ZenBook Pro 15 vs ZenBook Pro Duo 14 UX481
Variants
4K
FHD
ScreenPad Plus
ScreenPad Plus
Secondary Display
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 Thunderbolt 3 + 1x USB 3.1 Gen1 + 1x HDMI 2.0a + 1x HDMI 2.0b + 1x Audio combo + 1x SD card
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
Wireless Connectivity
WiFi 6 + Bluetooth 5.1
WiFi 6, Bluetooth 5.0
WiFi 6 + Bluetooth 5.0
Construction
Battery | Capacity
90 Wh
96 WH, 6-cell Lithium Polymer
4-Cell 70Wh
Camera | Front
Optional camera
IR webcam w/ Windows Hello
HD camera with IR function to support Windows Hello
Colors
Pine Grey
Celestial Blue
Form Factor
Dual screen clamshell laptop
Material
Aluminum
Magnesium-aluminum alloy
Microphone
Built-in array microphone
Array microphone with Cortana and Alexa voice-recognition support
Speakers
2x 4W speaker with smart AMP technology
Built-in speaker Harman Kardon-certified audio system
Dimensions
Bezels
85% screen-to-body ratio
88% screen-to-body ratio
90%
Size | Depth
268 mm / 10.55 inch
23.30 cm (9.17 inches)
223 mm / 8.78 inch
Size | Height
20.9 mm / 0.82 inch
1.80 cm (0.71 inches)
19.9 mm / 0.78 inch
Size | Width
360 mm / 14.17 inch
35.40 cm (13.94 inches)
323 mm / 12.72 inch
Weight
2.48 kg / 5.47 lbs
2.00 kg (4.41 lbs)
1.5 kg / 3.31 lbs
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
440 nits
300 nits
Display Diagonal
15.6 inch
15.6 inch
14"
Display Type
IPS, matte
OLED, glossy
IPS
Gamut
100% DCI-P3
100% sRGB
Resolution
FHD (1920x1080) or 4K UHD (3840x2160)
4K UHD (3840x2160)
FHD (1920x1080)
Response Time
3 ms
Function
Audio
Dolby Atmos
Digitizer
2nd-gen ASUS Pen
Graphics
NVIDIA GeForce RTX 3060 6GB, RTX 3070 8GB, or RTX 3080 16GB
NVIDIA GeForce GTX 1650 Max-Q 4GB GDDR6 or GTX 1650 Ti 4GB GDDR6
NVIDIA GeForce MX250
Keyboard Backlight
Per-key RGB lighting
Operating System
Windows 10
Windows 10
Windows 10
Processor
AMD Ryzen 7 5800H or Ryzen 9 5900HX
10th-gen Intel Core i5-10300H or i7-10750H
9th-gen Intel Core i5-10210U, i7-10510U, or i7-10710U
RGB Lighting
Aura Sync
Touch Screen
4096-pressure level stylus support
Optional on the main display, standard on the ScreenPad Plus
Touchpad
ScreenPad 2.0 (FHD+, 2160x1080) IPS
12.6" FHD ScreenPad Plus
Variable Framerate
FreeSync
Performance
Durability
MIL-STD 810G
MIL-STD 810G
Key Travel
1.9 mm
1.35 mm
1.4 mm
Memory | Capacity
16GB onboard + 1x SO-DIMM, up to 48GB combined
Up to 16 GB onboard
8 or 16GB soldered
Memory | Type
DDR4 3200MHz
DDR4 2933MHz
LPDDR3 2133MHz
Power Supply
280 W
150 W
65 W
Storage
Up to 2x 1TB M.2 NVMe PCIe 3.0 SSD
Up to 1TB M.2 NVMe PCIe SSD with 32GB Intel Optane Memory
Up to 1TB PCIe Gen3 SSD
Production
Debut
2021-01-13 (CES 2021)
2021-01 (CES 2021)
2019
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