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Lenovo Essential B490 Notebook Vs. Dell Inspiron 15 3521 Laptop - Comparison

Comparison of Lenovo Essential B490 (59-413237) Notebook (3rd Gen Ci3/ 4GB/ 500GB/ Free DOS/ 1GB Graph) and Dell Inspiron 15 3521 (352134500iBT1) Laptop (Core i3 3rd Gen/4 GB/500 GB/Windows 8). Compare based on Processor, display, RAM, Storage and other features here.

This page was last updated on 10, June 2026

Product Name Lenovo Essential B490 (59-413237) Notebook (3rd Gen Ci3/ 4GB/ 500GB/ Free DOS/ 1GB Graph) Dell Inspiron 15 3521 (352134500iBT1) Laptop (Core i3 3rd Gen/4 GB/500 GB/Windows 8)
Product Image Lenovo Essential B490 (59-413237) Notebook (3rd Gen Ci3/ 4GB/ 500GB/ Free DOS/ 1GB Graph) Dell Inspiron 15 3521 (352134500iBT1) Laptop (Core i3 3rd Gen/4 GB/500 GB/Windows 8)
Specs score 64.15 42.25
Price Rs.0 Rs.0
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Manufacturer Lenovo Dell
Released On
Weight (Grams) 2.2 kg 2.3 Kg
Colors
Dimensions
Display
Screen Size 14 inch 15.6 Inches (39.62 cm)
Touchscreen no no
Touchscreen Type HD LED Backlit Display LED
Resolution 1366 x 768 Pixels
Refresh Rate
Software
Operating System Free DOS
Operating System Orchitecture
Processor
Processor Intel Core i3 (3rd Gen)
Processor Maker Intel
Clock Speed 2.4 GHz 1.8 Ghz
System Architecture 64 bit
Cache 3 MB
GPU Nvidia GeForce GT610M Intel HD 4000
Graphics Memory 1 GB
Graphics Memory Type DDR3
Memory
RAM 4 GB DDR3 4 GB DDR3 (1600 Mhz)
Memory Slots 2 (Unused Slot - 0) 2 DIMM
Expandable Memory Upto 8 GB 8 GB
Internal Storage (HDD) 500 GB 500 GB
Internal Storage (SSD)
Storage Interface SATA SATA
Multimedia
Web Cam HD Webcam no ,1.0 MP
Speakers Yes Stereo Speakers
Sound Stereo Speakers Waves MaxxAudio 4
Internal Mic no
Microhone Jack yes no
Headphone Jack yes no
Connectivity
Fingerprint
WI-FI IEEE 802.11n 802.11 a/g/n
Bluetooth v4.0 4.0
Multi Card slot Yes
Ethernet Gigabit Ethernet
USB 2 x USB 2.0, 2 x USB 3.0 2 x USB 2.0 2 x USB 3.0
RJ45 LAN Port Yes
HDMI Yes
VGA Yes no
Other Ports
Battery
Battery backup Upto 4 hours 8 Hrs
Fast Charging

Lenovo Essential B490 Notebook Vs. Dell Inspiron 15 3521 Laptop - Comparison

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