Samsung Galaxy J7 vs Samsung Galaxy Ace 4 comparison

Compare Samsung Galaxy J7
Compare Samsung Galaxy Ace 4
key specs
Display5.50-inch4.00-inch--
Processor1.5GHz octa-core1GHz dual-core--
Front Camera5-megapixel 0.3-megapixel--
Resolution720x1280 pixels480x800 pixels--
RAM1.5GB512MB--
OSAndroid 5.1Android 4.4--
Storage16GB4GB--
Rear Camera13-megapixel 5-megapixel--
Battery Capacity3000mAh1500mAh--
general
Release dateJune 2015June 2014--
Launched in IndiaYes---
Form factorTouchscreenTouchscreen--
Body typePlastic---
Dimensions (mm)152.40 x 78.60 x 7.50121.40 x 62.90 x 10.80--
Weight (g)171.00123.80--
Battery capacity (mAh)30001500--
Removable batteryYesYes--
ColoursBlack, White, GoldIris Charcoal, Classic White--
display
Screen size (inches)5.504.00--
TouchscreenYesYes--
Resolution720x1280 pixels480x800 pixels--
Aspect ratio16:9---
Pixels per inch (PPI)-233--
hardware
Processor1.5GHz octa-core1GHz dual-core--
Processor makeSamsung Exynos 7580---
RAM1.5GB512MB--
Internal storage16GB4GB--
Expandable storageYesYes--
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)12864--
camera
Rear camera13-megapixel (f/1.9)5-megapixel--
Rear autofocusYes---
Rear flashLEDYes--
Front camera5-megapixel (f/2.2)0.3-megapixel--
Front flashLED---
software
Operating systemAndroid 5.1Android 4.4--
SkinTouchWiz UI---
connectivity
Wi-FiYesYes--
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n--
GPSYesYes--
BluetoothYes, v 4.10Yes, v 4.00--
NFCNoNo--
InfraredNoNo--
USB OTGYesNo--
Micro-USBYes---
Headphones3.5mm3.5mm--
FMYesYes--
Number of SIMs21--
sim 1
SIM TypeMicro-SIMRegular--
GSM/CDMAGSMGSM--
3GYesYes--
4G/ LTEYesNo--
sim 2
SIM TypeMicro-SIM---
GSM/CDMAGSM---
3GYes---
4G/ LTENo---
sensors
Compass/ MagnetometerNoNo--
Proximity sensorYesYes--
AccelerometerYesYes--
Ambient light sensorNoNo--
GyroscopeNoNo--
BarometerNoNo--
Temperature sensorNoNo--