Lenovo Legion 9i (18”, 10) vs Lenovo Yoga Duet 7i comparison

Show Only Differences Highlight Differences	Lenovo Legion 9i (18”, 10)	Lenovo Yoga Duet 7i
key specs
Display size	18.00-inch	13.00-inch
Display resolution	3840x2400 pixels	2160x1350 pixels
Processor	Intel Core Ultra 9	Core i5
RAM	64GB	8GB
OS	Windows 11 Pro	Windows 10
Hard disk	No	-
SSD	2TB	1TB
Graphics	Nvidia GeForce RTX 5090	Intel Integrated Graphics
Weight	3.50 kg	1.16 kg
Touchscreen	-	Yes
general
Brand	Lenovo	Lenovo
Model	Legion 9i (18”, 10)	Yoga Duet 7i
Release date	May 8, 2025	July 9, 2021
Launched in India	No	-
Model Name	9i	-
Series	Legion	Yoga
Dimensions (mm)	403.00 x 296.50 x 23.90	-
Weight (kg)	3.5	1.16
Colours	Carbon Black	Slate Grey
Material	Aluminium	Magnesium Aluminum Alloy (Case material)
Operating system	Windows 11 Pro	Windows 10
Battery Capacity (WHR)	99.99	-
Battery Life (up to hours)	-	10.8
display
Size	18.00-inch	13.00-inch
Resolution	3840x2400 pixels	2160x1350 pixels
Refresh Rate	240Hz	-
Touch Screen	-	Yes
processor
Processor	Intel Intel Core Ultra 9 275HX	Intel Core i5 11th Gen
memory
RAM	64GB	8GB
RAM Slots	4	-
graphics
Dedicated Graphics	Yes	-
Graphics Processor	Nvidia GeForce RTX 5090	Intel Integrated Graphics
Dedicated Graphic Memory	24GB	-
Dedicated Graphic Memory Type	GDDR7	-
storage
Hard disk	No	-
SSD	2TB	1TB
connectivity
Wi-Fi 7	Yes	-
Bluetooth version	5.4	5
Ethernet	RJ45	-
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
inputs
Web Camera	5-megapixel	5-megapixel
Pointer Device	Touchpad	Touchpad
Backlit Keyboard	Yes	-
Touchpad	Yes	-
Internal Mic	Yes	Yes
Speakers	Yes	Stereo Speakers
ports and slots
Thunderbolt 5 (Type C)	2	-
Number of USB Ports	6	3
USB 3.2 Gen 2 (Type C)	1	-
HDMI Port	Yes	-
Multi Card Slot	SD Card Reader	1 Micro SD Card Reader
Headphone and Mic Combo Jack	Yes	Yes
RJ45 (LAN)	Yes	-
USB Ports	-	2 x USB 3.1 Gen 1 (Type C)
Thunderbolt 4 (Type C)	-	1

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