Zephyrus Duo 16 (2026) vs Asus S551LB-CJ289H comparison

Show Only Differences Highlight Differences	Zephyrus Duo 16 (2026)	Asus S551LB-CJ289H
key specs
Display size	16.00-inch	15.60-inch
RAM	64GB	4GB
OS	Windows 11	Windows 8.1
Graphics	Nvidia GeForce RTX 5090	AMD Radeon R2
Weight	2.85 kg	2.40 kg
Display resolution	-	1366x768 pixels
Processor	-	Core i5
Hard disk	-	1TB
SSD	-	No
general
Brand	Asus	Asus
Model	Zephyrus Duo 16 (2026)	S551LB-CJ289H
Release date	January 6, 2026	-
Launched in India	No	-
Model Name	ROG Zephyrus Duo 16 (2026)	-
Series	ROG Zephyrus	-
Dimensions (mm)	246.80 x 355.00 x 19.95	225.00 x 258.00 x 380.00
Weight (kg)	2.85	2.4
Operating system	Windows 11	Windows 8.1
Battery Capacity (WHR)	90	-
Model Number	-	S551LB-CJ289H
Colours	-	Silver
Battery Cell	-	3
display
Size	16.00-inch	15.60-inch
Refresh Rate	120Hz	-
Resolution	-	1366x768 pixels
memory
RAM	64GB	4GB
RAM Slots	2	-
graphics
Dedicated Graphics	Yes	-
Graphics Processor	Nvidia GeForce RTX 5090	AMD Radeon R2
Dedicated Graphic Memory Type	-	DDR3
connectivity
Wi-Fi 7	Yes	-
Bluetooth version	6	4
Wi-Fi standards supported	-	802.11 b/g/n
Ethernet	-	10/100/1000 Base T
ports and slots
USB 3.2 Gen 1 (Type A)	2	-
USB 3.2 Gen 2 (Type C)	2	-
HDMI Port	Yes	-
Multi Card Slot	1 Micro SD Card Reader	SD Card Reader
Headphone and Mic Combo Jack	Yes	-
RJ45 (LAN)	Yes	-
Number of USB Ports	-	3
USB Ports	-	1 x USB 2.0, 2 x USB 3.0
processor
Processor	-	Intel Core i5 4th Gen 4200U
Base Clock Speed	-	1.6 GHz
storage
Hard disk	-	1TB
SSD	-	No
inputs
Pointer Device	-	Touchpad
Optical Disk Drive	-	CD/DVD Writer
Finger Print Sensor	-	No

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