Lenovo S820 vs Lenovo P780 vs Samsung Galaxy Grand Duos comparison

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Ratings      
Overall NDTV Rating -
Design Rating -
Display Rating -
Software Rating -
Performance Rating -
Battery Life Rating -
Camera Rating -
Value for money Rating -
General      
Alternate names GT-I9082
Release date June 2013 June 2013 January 2013
Form factor Bar Bar Bar
Dimensions (mm) 139.50 x 69.70 x 8.95 143.00 x 73.00 x 9.95 143.50 x 76.80 x 9.60
Weight (g) 143.00 176.00 161.00
Battery capacity (mAh) 2000 4000 2100
Removable battery Yes No Yes
Colours White, Blue
SAR value NA NA NA
Display      
Screen size (inches) 4.70 5.00 5.00
Touchscreen Yes Yes Yes
Resolution 720x1280 pixels 720x1280 pixels 480x800 pixels
Pixels per inch (PPI) NA 294 187
Hardware      
Processor 1.2GHz  quad-core 1.2GHz   quad-core 1.2GHz   dual-core
Processor make MediaTek
RAM 1GB 1GB 1GB
Internal storage 4GB 4GB 8GB
Expandable storage Yes Yes Yes
Expandable storage type microSD microSD microSD
Expandable storage up to (GB) 32 32 64
Camera      
Rear camera 12-megapixel 8-megapixel 8-megapixel
Flash Yes Yes Yes
Front camera 2-megapixel 0.3-megapixel 2-megapixel
Software      
Operating System Android 4.2 Android 4.2 Android 4.1
Skin
Connectivity      
Wi-Fi Yes Yes Yes
Wi-Fi standards supported 802.11 a/ b/ g/ n NA 802.11 b/ g/ n
GPS Yes Yes Yes
Bluetooth Yes, v 3.00 Yes, v 3.00 Yes, v 4.00
NFC No No No
Infrared No No No
Wi-Fi Direct No No Yes
MHL Out No No No
HDMI No No No
Headphones 3.5mm 3.5mm 3.5mm
FM Yes Yes Yes
Number of SIMs 2 2 2
Sim 1      
SIM Type Regular Regular Regular
GSM/ CDMA GSM GSM GSM
3G Yes Yes Yes
4G/ LTE No No No
Supports 4G in India (Band 40) No No No
SIM 2      
SIM Type Regular Regular Regular
GSM/ CDMA GSM GSM GSM
3G No No No
4G/ LTE No No No
Sensors      
Compass/ Magnetometer No No Yes
Proximity sensor Yes Yes Yes
Accelerometer Yes Yes Yes
Ambient light sensor Yes Yes Yes
Gyroscope No Yes Yes
Barometer No No No
Temperature sensor No No No
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