Panasonic Eluga I7 vs Samsung Galaxy J7 Duo vs Nokia 3310 4G comparison

Compare Panasonic Eluga I7
Compare Samsung Galaxy J7 Duo
Compare Nokia 3310 4G
key specs
Display5.45-inch5.50-inch2.40-inch-
Processor1.3GHz quad-coreocta-core --
Front Camera8-megapixel8-megapixel No-
Resolution720x1440 pixels720x1280 pixels240x320 pixels-
RAM2GB4GB256MB-
OSAndroid 7.0Android OreoAndroid-
Storage16GB32GB512MB-
Rear Camera8-megapixel13-megapixel + 5-megapixel 2-megapixel-
Battery Capacity4000mAh3000mAh1200mAh-
general
Release dateApril 2018March 2018January 2018-
Form factorTouchscreenTouchscreenBar-
Dimensions (mm)148.80 x 70.90 x 9.25153.50 x 77.20 x 8.20117.00 x 52.40 x 13.35-
Weight (g)168.00174.0088.10-
Battery capacity (mAh)400030001200-
ColoursBlue, Black, GoldBlack and GoldFresh Blue, Dark Black-
Launched in India-Yes--
Removable battery--Yes-
display
Screen size (inches)5.455.502.40-
TouchscreenYesYesNo-
Resolution720x1440 pixels720x1280 pixels240x320 pixels-
Aspect ratio-16:9--
Pixels per inch (PPI)-267--
hardware
Processor1.3GHz quad-coreocta-core (2x2.2GHz + 6x1.6GHz)--
Processor makeMediaTek MT6737HExynos 7 Series Octa-Core Processor--
RAM2GB4GB256MB-
Internal storage16GB32GB512MB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)12825664-
camera
Rear camera8-megapixel13-megapixel (f/1.9) + 5-megapixel (f/1.9)2-megapixel-
Rear flashLEDLEDLED-
Front camera8-megapixel8-megapixel (f/1.9)No-
Front flashLEDLED--
Rear autofocus-Yes--
software
Operating systemAndroid 7.0Android OreoAndroid-
Skin--YunOS-
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n/ac802.11 b/g/n-
BluetoothYes, v 4.10Yes, v 5.00Yes, v 4.00-
USB OTGYes-No-
Number of SIMs221-
GPS-YesNo-
NFC-NoNo-
FM-YesYes-
Infrared--No-
Headphones--3.5mm-
sim 1
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
SIM Type--Micro-SIM-
sim 2
GSM/CDMAGSM---
3GYes---
4G/ LTEYes---
sensors
Compass/ MagnetometerYesNo--
Proximity sensorYesYes--
AccelerometerYesYes--
Ambient light sensorYes---
Fingerprint sensor-Yes--