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Compare Dell Inspiron 15 3521 (3521P4500iBU) Laptop (3rdGen Intel Pentium Dual Core/4GB/500GB/Ubuntu) vs Lenovo B40-70 (59-430738) Notebook (4th Gen Pentium Dual Core/ 2GB/ 500GB/ Win8.1)

Specifications
Brand
Model
Model Number
Series
Touch Type
Multitouch
Bluetooth
Wi-Fi
USB Connectivity
Screen Size
Resolution
Dimensions
Display
Display Type
Weight
Expandable Memory
RAM
RAM Size
RAM Type
Memory Slot
Processor
Processor Brand
Processor Name
Processor Generation
Processor Variant
Processor Speed
Processor Cores
Cache
GPU
Card Slot
Battery
Battery Type
Battery Capacity
Battery Cell
Power Supply
Warranty
Operating System
Disk Capacity
Disk Drive
LAN
Microphone (Mic)
Touch Screen
Speakers
HDMI
Webcam
VGA
Dell
Inspiron
3521
15
v4.0
Yes
2 x USB 2.0, 2 x USB 3.0
15.6 inch
1366 X 768 pixel
376 x 259 x 25.3 mm
HD LED Display with True Life
2.25 kg
Upto 8 GB
4 GB
DDR3
2 (Unused Slot - 0)
Intel Pentium
Intel
Pentium Dual Core
3rd Gen
2127U
1.9 GHz
2 MB
Intel HD Graphics
Yes
Upto 3 hours
4 cell
40 W AC Adapter
To Check Warranty Status Please Visit - http://www.dell.com/support/home/in/en/indhs1/Products/?IsTag=True&IsInvalidSelection=True
Ubuntu
500 GB
CD/DVD writer
Yes
No
Yes
Yes
No
1.0 Megapixel
Lenovo
B40 70
v4.0
IEEE 802.11n
1 x USB 2.0 , 2 x USB 3.0
13.86 inch
HD LED Backlit Display
2.1 kg
Upto 16 GB
2 GB
DDR3
2 (Unused Slot - 0)
Intel
Pentium Dual Core
4th Gen
3558U
1.7 GHz
2 MB
Intel HD Graphics
Yes
4 cell
Please Register your Warranty: http://support.lenovo.com/us/en/contactus/basewarrantyregistration. 1 Year Domestic Warranty
Windows 8.1
500 GB
CD/DVD writer
Gigabit LAN
No
Yes
Yes
No
HD Webcam