Oppo A3 vs Apple iPhone 6s vs Samsung Galaxy Grand Prime 4G comparison

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ratings
Overall NDTV Rating-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.20-inch4.70-inch5.00-inch
ProcessorHelio P60A91.2GHz quad-core
Front Camera8-megapixel 5-megapixel 5-megapixel
Rear Camera16-megapixel 12-megapixel 8-megapixel
RAM4GB2GB1GB
Storage128GB16GB8GB
Battery Capacity3400mAh1715mAh2600mAh
OSAndroid 8.1iOS 9Android 5.1
Resolution1080x2280 pixels750x1334 pixels540x960 pixels
general
BrandOppoAppleSamsung
ModelA3iPhone 6sGalaxy Grand Prime 4G
Release dateApril 2018September 2015February 2015
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.00 x 75.30 x 7.80138.30 x 67.10 x 7.10144.80 x 72.10 x 8.60
Weight (g)159.00143.00156.00
Battery capacity (mAh)340017152600
ColoursKnight Black, Soybean Meal, Stardust Silver, Garnet RedSilver, Gold, Space Grey, Rose Goldwhite, Grey
Launched in India-Yes-
Body type-Metal-
Removable battery-NoYes
display
Screen size (inches)6.204.705.00
TouchscreenYesYesYes
Resolution1080x2280 pixels750x1334 pixels540x960 pixels
Aspect ratio19:916:9-
Pixels per inch (PPI)-326-
hardware
Processor2GHz octa-core1.84GHz dual-core1.2GHz quad-core
Processor makeHelio P60A9-
RAM4GB2GB1GB
Internal storage128GB16GB8GB
Expandable storageYesNoYes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)256-64
camera
Rear camera16-megapixel (f/1.8)12-megapixel (f/2.2, 1.22-micron)8-megapixel
Rear flashYesYesLED
Front camera8-megapixel (f/2.2)5-megapixel (f/2.2)5-megapixel
Rear autofocus-Phase detection autofocus-
software
Operating systemAndroid 8.1iOS 9Android 5.1
SkinColorOS 5.0--
connectivity
Wi-FiYesYesYes
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.00
USB OTGYesNoYes
Headphones3.5mm3.5mm3.5mm
Number of SIMs212
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 b/g/n
NFC-YesYes
Infrared-NoNo
Lightning-Yes-
FM-NoYes
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIM-Micro-SIM
GSM/CDMAGSM-GSM
3GYes-Yes
4G/ LTEYes-No
sensors
Proximity sensorYesYesYes
Ambient light sensorYesYesNo
GyroscopeYesYesNo
Fingerprint sensor-Yes-
Compass/ Magnetometer-YesYes
Accelerometer-YesYes
Barometer-YesNo
Temperature sensor-NoNo
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