Compare ASUS UX435 vs ASUS Zephyrus Duo GX551 vs ZenBook Pro Duo 15 UX581
Variants
Non-touch
Touch
4K
FHD
ScreenPad Plus
Secondary
Initial
Facelift
Connectivity
Ports
2x Thunderbolt 4 + 1x UBS 3.2 Gen1 + 1x HDMI + 1x microSD
3x UBS 3.2 Gen2 + 1x USB-C 3.2 Gen2 / DP + 1x HDMI 2.0b + 1x Audio combo + 1x RJ45 + 1x microSD
2x USB 3.2 Gen2 + 1x Thunderbolt 3 + 1x HDMI 1.4 + 1x HDMI 2.0 + 1x Audio combo
Wireless Connectivity
WiFi 6 + Bluetooth 5.0
WiFi 6 + Bluetooth 5.1
WiFi 6 + Bluetooth 5.0
Construction
Battery | Capacity
63 Wh
90 Wh
8-Cell 71Wh
Camera | Front
HD camera with IR function to support Windows Hello
Optional camera
HD camera with IR function to support Windows Hello
Colors
Pine Grey or Lilac Mist
Celestial Blue
Form Factor
Dual screen clamshell laptop
Material
Aluminum
Aluminum
Microphone
Array microphone with Cortana and Alexa voice-recognition support
Built-in array microphone
Speakers
ASUS SonicMaster stereo audio system
2x 4W speaker with smart AMP technology
Dimensions
Bezels
2.6mm bezels / 90% screen-to-body ratio
85% screen-to-body ratio
Size | Depth
7.83 inch / 199 mm
268 mm / 10.55 inch
224 mm / 8.82 inch
Size | Height
0.63 inch / 15.9 mm
20.9 mm / 0.82 inch
24 mm / 0.94 inch
Size | Width
12.56 inch / 319 mm
360 mm / 14.17 inch
356 mm / 14.02 inch
Weight
From 2.62 lbs / 1.19 kg
2.48 kg / 5.47 lbs
2.5 kg / 5.51 lbs
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
300 nits
400 nits
Display Diagonal
14 inch
15.6 inch
15.6"
Display Type
IPS, matte
OLED glossy
Gamut
100% sRGB
100% DCI-P3
Resolution
FHD (1920x1080)
FHD (1920x1080) or 4K UHD (3840x2160)
4K UHD (3840x2160)
Response Time
3 ms
Function
Audio
Dolby Atmos
Graphics
Intel Iris Xe Graphics, 2GB GDDR6
NVIDIA GeForce RTX 3060 6GB, RTX 3070 8GB, or RTX 3080 16GB
NVIDIA GeForce RTX 2060 6GB GDDR6
Keyboard Backlight
Yes
Per-key RGB lighting
Operating System
Windows 10
Windows 10
Windows 10
Processor
Intel Core i5-1135G7 or i7-1165G7
AMD Ryzen 7 5800H or Ryzen 9 5900HX
RGB Lighting
Aura Sync
Security
Trusted Platform Module (TPM)
Touch Screen
Available
Yes
Touchpad
ScreenPad 2.0 (FHD+ (2160 x 1080) IPS-level Panel)
12.6" FHD ScreenPad Plus
Variable Framerate
FreeSync
Performance
Durability
US MIL-STD 810H military-grade standard
MIL-STD 810G
Key Travel
1.4 mm
1.9 mm
1.4 mm
Memory | Capacity
8 or 16 GB onboard
16GB onboard + 1x SO-DIMM, up to 48GB combined
16 or 32 GB soldered
Memory | Type
LPDDR4x
DDR4 3200MHz
DDR4
Power Supply
65 W
280 W
230 W
Storage
256GB / 512GB / 1TB PCIe NVMe 3.0 x2 M.2 SSD, 32GB + 1TB / 32GB + 512GB Intel Optane Memory H10 with SSD
Up to 2x 1TB M.2 NVMe PCIe 3.0 SSD
Up to 1TB PCIe Gen3 SSD
Production
Debut
2020
2021-01-13 (CES 2021)
2019
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