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Lenovo B40 30 vs Dell Inspiron 15 3521
Lenovo B40 30
vs
Dell Inspiron 15 3521
comparison
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Lenovo B40 30
Dell Inspiron 15 3521
key specs
Display size
13.86-inch
15.60-inch
Display resolution
1366x768 pixels
1366x768 pixels
Touchscreen
No
No
Processor
Pentium Quad Core
Core i3
RAM
4GB
4GB
OS
Windows 8.1
Windows 8
Hard disk
500GB
500GB
SSD
No
No
Graphics
Intel Integrated HD Graphics 4000
Intel Integrated HD Graphics
Weight
2.15 kg
2.25 kg
general
Brand
Lenovo
Dell
Model
B40 30
Inspiron 15 3521
Model Number
B40 30
3521
Series
B series
Inspiron 15
Dimensions (mm)
340.00 x 247.00 x 24.50
376.00 x 259.00 x 31.30
Weight (kg)
2.15
2.25
Operating system
Windows 8.1
Windows 8
Battery Cell
4
4
Battery Life (up to hours)
4
8
Colours
-
Black
Battery Capacity (WHR)
-
40
display
Size
13.86-inch
15.60-inch
Resolution
1366x768 pixels
1366x768 pixels
Touch Screen
No
No
processor
Processor
Intel Pentium Quad Core 4th Gen N3540
Intel Core i3 3rd Gen 3217U
Base Clock Speed
2.16 GHz
1.8 GHz
Burst Clock Speed
2.66 GHz
-
Cache
2MB
3MB
memory
RAM
4GB
4GB
RAM Slots
2
2
Expandable RAM up to (GB)
8GB
8GB
graphics
Graphics Processor
Intel Integrated HD Graphics 4000
Intel Integrated HD Graphics
Dedicated Graphics
No
No
storage
Hard disk
500GB
500GB
SSD
No
No
connectivity
Wi-Fi standards supported
802.11 ac
802.11 b/g/n
Bluetooth version
4
4
Ethernet
Gigabit Ethernet
-
inputs
Web Camera
Yes
1-megapixel
Pointer Device
Touchpad
Touchpad
Internal Mic
Yes
Yes
Speakers
Yes
Stereo Speakers
Optical Disk Drive
CD/DVD Writer
DVD Writer
ports and slots
Multi Card Slot
4 in 1 Card Reader
Multi format card reader
VGA Port
Yes
-
RJ45 (LAN)
Yes
Yes
RJ11
Yes
-
Number of USB Ports
-
3
USB Ports
-
2 x USB 2.0, 1 x USB 3.0
HDMI Port
-
Standard
Lock Slot
-
Kensington Lock Port
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