Compare ZenBook Pro Duo 15 UX581 vs ZenBook Pro Duo 14 UX481 vs ASUS Ultralight UX435
Variants
Secondary
Initial
Facelift
Secondary Display
Connectivity
Ports
2x USB 3.2 Gen2 + 1x Thunderbolt 3 + 1x HDMI 1.4 + 1x HDMI 2.0 + 1x Audio combo
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 Thunderbolt 4 + 1x UBS 3.2 Gen1 + 1x HDMI + 1x microSD + 1x Audio combo
Wireless Connectivity
WiFi 6 + Bluetooth 5.0
WiFi 6 + Bluetooth 5.0
WiFi 6 + Bluetooth 5.0
Construction
Battery | Capacity
8-Cell 71Wh
4-Cell 70Wh
63 Wh
Camera | Front
HD camera with IR function to support Windows Hello
HD camera with IR function to support Windows Hello
HD camera with IR function to support Windows Hello
Colors
Celestial Blue
Celestial Blue
Pine Grey or Lilac Mist
Form Factor
Dual screen clamshell laptop
Dual screen clamshell laptop
Microphone
Array microphone with Cortana and Alexa voice-recognition support
Speakers
ASUS SonicMaster stereo audio system
Dimensions
Bezels
90%
2.6mm bezels / 92% screen-to-body ratio
Size | Depth
224 mm / 8.82 inch
223 mm / 8.78 inch
7.94 inch / 202 mm
Size | Height
24 mm / 0.94 inch
19.9 mm / 0.78 inch
0.61 inch / 15.6 mm
Size | Width
356 mm / 14.02 inch
323 mm / 12.72 inch
12.57 inch / 319 mm
Weight
2.5 kg / 5.51 lbs
1.5 kg / 3.31 lbs
From 2.16 lbs / 0.98 kg
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
400 nits
300 nits
400 nits
Display Diagonal
15.6"
14"
14 inch
Display Type
OLED glossy
IPS
IPS, matte
Gamut
100% DCI-P3
100% sRGB
100% sRGB
Resolution
4K UHD (3840x2160)
FHD (1920x1080)
FHD (1920x1080)
Function
Graphics
NVIDIA GeForce RTX 2060 6GB GDDR6
NVIDIA GeForce MX250
Intel Iris Xe Graphics
Keyboard Backlight
Yes
Operating System
Windows 10
Windows 10
Windows 10
Processor
9th-gen Intel Core i5-10210U, i7-10510U, or i7-10710U
Intel Core i5-1135G7 or i7-1165G7
Security
Trusted Platform Module (TPM)
Touch Screen
Yes
Optional on the main display, standard on the ScreenPad Plus
Available
Touchpad
12.6" FHD ScreenPad Plus
12.6" FHD ScreenPad Plus
With integrated NumberPad
Performance
Battery Life
Up to 17 hours
Durability
MIL-STD 810G
MIL-STD 810G
US MIL-STD 810G & 810H military-grade standard
Key Travel
1.4 mm
1.4 mm
1.4 mm
Memory | Capacity
16 or 32 GB soldered
8 or 16GB soldered
8 or 16 GB onboard
Memory | Type
DDR4
LPDDR3 2133MHz
LPDDR4x
Power Supply
230 W
65 W
65 W
Storage
Up to 1TB PCIe Gen3 SSD
Up to 1TB PCIe Gen3 SSD
512GB or 1TB PCIe NVMe 3.0 M.2 SSD, optional 32GB Intel Optane Memory
Production
Debut
2019
2019
2020
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