Dell Pro Rugged 14 vs Dell Inspiron 15 3521 comparison

Show Only Differences Highlight Differences	Dell Pro Rugged 14	Dell Inspiron 15 3521
key specs
Display size	14.00-inch	15.60-inch
Display resolution	1920x1200 pixels	1366x768 pixels
Touchscreen	Yes	No
Processor	Intel Core Ultra 7	Core i3
RAM	64GB	4GB
OS	Windows 11 Pro	Windows 8
SSD	2TB	No
Weight	2.13 kg	2.25 kg
Hard disk	-	500GB
Graphics	-	Intel Integrated HD Graphics
general
Brand	Dell	Dell
Model	Pro Rugged 14	Inspiron 15 3521
Release date	October 9, 2026	-
Launched in India	Yes	-
Model Number	PR514260	3521
Model Name	Pro Rugged 14	-
Series	Pro Rugged 14	Inspiron 15
Dimensions (mm)	329.10 x 233.00 x 33.60	376.00 x 259.00 x 31.30
Weight (kg)	2.13	2.25
Colours	Black	Black
Material	PC/ABS Plastic	-
Operating system	Windows 11 Pro	Windows 8
Battery Capacity (WHR)	53.5	40
Battery Cell	-	4
Battery Life (up to hours)	-	8
display
Size	14.00-inch	15.60-inch
Resolution	1920x1200 pixels	1366x768 pixels
Touch Screen	Yes	No
processor
Processor	Intel Intel Core Ultra 7 Intel Core Ultra 7 366H vPro	Intel Core i3 3rd Gen 3217U
Burst Clock Speed	4.8GHz	-
Base Clock Speed	-	1.8 GHz
Cache	-	3MB
memory
RAM	64GB	4GB
RAM Slots	-	2
Expandable RAM up to (GB)	-	8GB
graphics
Dedicated Graphics	No	No
Graphics Processor	-	Intel Integrated HD Graphics
storage
SSD	2TB	No
Hard disk	-	500GB
connectivity
Wi-Fi 7	Yes	-
5G	Yes	-
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 b/g/n
Bluetooth version	6	4
Ethernet	Yes	-
inputs
Web Camera	5-megapixel	1-megapixel
Pointer Device	Touchpad	Touchpad
Backlit Keyboard	Yes	-
Touchpad	Yes	-
Internal Mic	Yes	Yes
Speakers	Yes	Stereo Speakers
Optical Disk Drive	-	DVD Writer
ports and slots
USB 4.0 (Type C)	1	-
USB 3.2 Gen 1 (Type A)	2	-
Thunderbolt 4 (Type C)	1	-
HDMI Port	Yes	Standard
Headphone and Mic Combo Jack	Yes	-
RJ45 (LAN)	Yes	Yes
Number of USB Ports	-	3
USB Ports	-	2 x USB 2.0, 1 x USB 3.0
Multi Card Slot	-	Multi format card reader
Lock Slot	-	Kensington Lock Port

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