Zephyrus Duo 16 (2026) vs Asus VivoBook Ultra K15 (KM513) comparison

Show Only Differences Highlight Differences	Zephyrus Duo 16 (2026)	Asus VivoBook Ultra K15 (KM513)
key specs
Display size	16.00-inch	15.60-inch
RAM	64GB	8GB
OS	Windows 11	Windows 10
Graphics	Nvidia GeForce RTX 5090	-
Weight	2.85 kg	1.80 kg
Display resolution	-	1920x1080 pixels
Processor	-	Ryzen 5000 Series
Hard disk	-	No
SSD	-	512GB
general
Brand	Asus	Asus
Model	Zephyrus Duo 16 (2026)	VivoBook Ultra K15 (KM513)
Release date	January 6, 2026	March 30, 2021
Launched in India	No	-
Model Name	ROG Zephyrus Duo 16 (2026)	VivoBook Ultra 15
Series	ROG Zephyrus	VivoBook
Dimensions (mm)	246.80 x 355.00 x 19.95	235.00 x 359.00 x 18.60
Weight (kg)	2.85	1.8
Operating system	Windows 11	Windows 10
Battery Capacity (WHR)	90	42
Model Number	-	KM513
Colours	-	Indie Black, Transparent Silver, Hearty Gold
display
Size	16.00-inch	15.60-inch
Refresh Rate	120Hz	-
Resolution	-	1920x1080 pixels
memory
RAM	64GB	8GB
RAM Slots	2	-
graphics
Dedicated Graphics	Yes	No
Graphics Processor	Nvidia GeForce RTX 5090	-
connectivity
Wi-Fi 7	Yes	-
Bluetooth version	6	5.0
Wi-Fi standards supported	-	802.11 ac/ax
ports and slots
USB 3.2 Gen 1 (Type A)	2	-
USB 3.2 Gen 2 (Type C)	2	-
HDMI Port	Yes	Yes
Multi Card Slot	1 Micro SD Card Reader	-
Headphone and Mic Combo Jack	Yes	Yes
RJ45 (LAN)	Yes	-
Number of USB Ports	-	4
USB Ports	-	2 x USB 2.0, 1 x USB 3.1 Gen 1 (Type A), 1 x USB 3.1 Gen 1 (Type C)
processor
Processor	-	AMD Ryzen 5000 Series Ryzen 5 5500U
storage
Hard disk	-	No
SSD	-	512GB
inputs
Pointer Device	-	Touchpad
Touchpad	-	Yes
Internal Mic	-	Yes
Speakers	-	Yes

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