Lava Iris 450 Colour vs Lava Iris 503e comparison

Compare Lava Iris 450 Colour
Compare Lava Iris 503e
general
Release dateApril 2014February 2014--
Form factorTouchscreen---
Dimensions (mm)136.00 x 63.50 x 10.50143.20 x 73.30 x 10.45--
Weight (g)136.00175.00--
Battery capacity (mAh)18002000--
Removable batteryYesYes--
display
Screen size (inches)4.505.00--
TouchscreenYesYes--
Resolution480x854 pixels480x854 pixels--
hardware
Processor1.3GHz dual-core1.2GHz dual-core--
RAM512MB512MB--
Internal storage4GB4GB--
Expandable storageYesYes--
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)3232--
camera
Rear camera5-megapixel3-megapixel--
Rear FlashLEDLED--
Front camera0.3-megapixel1.3-megapixel--
software
Operating SystemAndroid 4.2Android 4.2--
connectivity
Wi-FiYesYes--
GPSYesYes--
BluetoothYesYes--
NFCNoNo--
InfraredNoNo--
USB OTGNoNo--
Headphones3.5mm3.5mm--
FMYesYes--
Number of SIMs22--
sim 1
SIM TypeRegularRegular--
GSM/CDMAGSMGSM--
3GYesYes--
4G/ LTENoNo--
sim 2
SIM TypeRegularRegular--
GSM/CDMAGSMGSM--
3GYesYes--
4G/ LTENoNo--
sensors
Compass/ MagnetometerNoNo--
Proximity sensorYesYes--
AccelerometerYesNo--
Ambient light sensorYesNo--
GyroscopeNoNo--
BarometerNoNo--
Temperature sensorNoNo--