Lenovo ThinkBook 14x vs Lenovo B51 80 comparison

Show Only Differences Highlight Differences	Lenovo ThinkBook 14x	Lenovo B51 80
key specs
Display size	14.00-inch	15.60-inch
Processor	Core 7	Core i7
RAM	16GB	8GB
SSD	1TB	No
Weight	990.00 kg	2.30 kg
Display resolution	-	1366x768 pixels
Touchscreen	-	No
OS	-	Windows 10
Hard disk	-	1TB
Graphics	-	AMD Radeon R5 M330
general
Brand	Lenovo	Lenovo
Model	ThinkBook 14x	B51 80
Release date	October 7, 2026	-
Launched in India	Yes	-
Model Name	Lenovo ThinkBook 14x	-
Series	ThinkBook	-
Thickness	12.9	-
Weight (kg)	990	2.3
Battery Capacity (WHR)	65	-
Model Number	-	B51 80
Dimensions (mm)	-	24.89 x 379.98 x 10.31
Colours	-	Black
Operating system	-	Windows 10
Battery Life (up to hours)	-	4
display
Size	14.00-inch	15.60-inch
Resolution	-	1366x768 pixels
Touch Screen	-	No
processor
Processor	Intel Core 7 Ultra 7 256V	Intel Core i7 6th Gen 6500U
Base Clock Speed	-	2.5 GHz
Cache	-	4MB
memory
RAM	16GB	8GB
RAM Slots	-	2
Expandable RAM up to (GB)	-	16GB
storage
SSD	1TB	No
Hard disk	-	1TB
connectivity
Wi-Fi 7	Yes	-
Wi-Fi standards supported	-	802.11 ac
Bluetooth version	-	4
inputs
Web Camera	Yes	-
Pointer Device	-	Trackpad
Speakers	-	Stereo Speakers
Optical Disk Drive	-	CD/DVD Reader
Finger Print Sensor	-	No
graphics
Graphics Processor	-	AMD Radeon R5 M330
ports and slots
Number of USB Ports	-	2
USB Ports	-	2 x USB 3.0
HDMI Port	-	Standard
Multi Card Slot	-	SD Card Reader
Headphone and Mic Combo Jack	-	Yes
VGA Port	-	Yes
RJ45 (LAN)	-	Yes

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