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 dateJune 2013June 2013January 2013
Form factorBarBarBar
Dimensions (mm)139.50 x 69.70 x 8.95143.00 x 73.00 x 9.95143.50 x 76.80 x 9.60
Weight (g)143.00176.00161.00
Battery capacity (mAh)200040002100
Removable batteryYesNoYes
Colours--White, Blue
SAR ValueNANANA
Display
Screen size (inches)4.705.005.00
TouchscreenYesYesYes
Resolution720x1280 pixels720x1280 pixels480x800 pixels
Pixels per inch (PPI)-294187
Hardware
Processor1.2GHz quad-core1.2GHz quad-core1.2GHz dual-core
Processor makeMediaTek --
RAM1GB1GB1GB
Internal storage4GB4GB8GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)323264
Camera
Rear camera12-megapixel8-megapixel8-megapixel
FlashYesYesYes
Front camera2-megapixel0.3-megapixel2-megapixel
Software
Operating SystemAndroid 4.2Android 4.2Android 4.1
Connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/nNA802.11 b/g/n
GPSYesYesYes
BluetoothYes, v 3.00Yes, v 3.00Yes, v 4.00
NFCNoNoNo
InfraredNoNoNo
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs222
SIM1
SIM TypeRegularRegularRegular
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/LTENoNoNo
SIM2
SIM TypeRegularRegularRegular
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/LTENoNoNo
Sensors
Compass/ MagnetometerNoNoYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeNoYesYes
BarometerNoNoNo
Temperature sensorNoNoNo