Apple iPhone 6s vs Samsung Galaxy J7 (2016) vs Oppo F9 Pro comparison

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ratings
Overall NDTV RatingRead Review-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display4.70-inch5.50-inch6.30-inch-
Processor1.84GHz dual-core1.6GHz octa-core2GHz octa-core-
Front Camera5-megapixel 5-megapixel25-megapixel -
Resolution750x1334 pixels720x1080 pixels1080x2340 pixels-
RAM2GB2GB6GB-
OSiOS 9Android 6.0.1Android Oreo-
Storage16GB16GB64GB-
Rear Camera12-megapixel 13-megapixel16-megapixel + 2-megapixel -
Battery Capacity1715mAh3300mAh3500mAh-
general
Release dateSeptember 2015March 2016August 2018-
Launched in IndiaYes-Yes-
Form factorTouchscreenTouchscreenTouchscreen-
Body typeMetal---
Dimensions (mm)138.30 x 67.10 x 7.10151.70 x 76.00 x 7.80156.70 x 74.00 x 7.90-
Weight (g)143.00170.00169.00-
Battery capacity (mAh)171533003500-
Removable batteryNoYes--
ColoursSilver, Gold, Space Grey, Rose GoldPink, White, GoldSunrise Red, Twilight Blue, Starry Purple-
Fast charging--VOOC-
display
Screen size (inches)4.705.506.30-
TouchscreenYesYesYes-
Resolution750x1334 pixels720x1080 pixels1080x2340 pixels-
Aspect ratio16:9-19.5:9-
Pixels per inch (PPI)326---
hardware
Processor1.84GHz dual-core1.6GHz octa-core2GHz octa-core-
Processor makeA9-MediaTek Helio P60-
RAM2GB2GB6GB-
Internal storage16GB16GB64GB-
Expandable storageNoYesYes-
Expandable storage type-microSDmicroSD-
Expandable storage up to (GB)-128256-
Dedicated microSD slot--Yes-
camera
Rear camera12-megapixel (f/2.2, 1.22-micron)13-megapixel16-megapixel (f/1.8) + 2-megapixel (f/2.4)-
Rear autofocusPhase detection autofocus-Yes-
Rear flashYesDual LEDYes-
Front camera5-megapixel (f/2.2)5-megapixel25-megapixel (f/2.0)-
Front flash-LED--
software
Operating systemiOS 9Android 6.0.1Android Oreo-
Skin-TouchWiz UIColor OS 5.2-
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYes, v 4.20Yes, v 4.10Yes, v 4.20-
NFCYesNoNo-
InfraredNoNoNo-
USB OTGNoYesYes-
LightningYes-No-
Headphones3.5mm3.5mm3.5mm-
FMNoNo--
Number of SIMs122-
Micro-USB--Yes-
sim 1
SIM TypeNano-SIMMicro-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Fingerprint sensorYes-Yes-
Compass/ MagnetometerYesNoYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesNo--
BarometerYesNo--
Temperature sensorNoNo--
Face unlock--Yes-
sim 2
SIM Type-Micro-SIMNano-SIM-
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-