Oppo A7 vs Huawei Nova 3i vs Xiaomi Mi A2 vs Oppo F7 comparison

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ratings
Overall NDTV RatingRead ReviewRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.20-inch6.30-inch5.99-inch6.23-inch
Front Camera16-megapixel24-megapixel + 2-megapixel20-megapixel 25-megapixel
RAM4GB4GB4GB4GB
OSAndroid 8.1Android 8.1Android 8.1 OreoAndroid 8.1
Storage64GB128GB64GB64GB
Rear Camera13-megapixel + 2-megapixel 16-megapixel + 2-megapixel12-megapixel + 20-megapixel 16-megapixel
Battery Capacity4230mAh3340mAh3000mAh3400mAh
Processor-octa-core octa-core octa-core
Resolution-1080x2340 pixels1080x2160 pixels1080x2280 pixels
general
Release dateNovember 2018July 2018July 2018March 2018
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typePlastic---
Dimensions (mm)155.90 x 75.40 x 8.10157.60 x 75.20 x 7.60158.70 x 75.40 x 7.30156.00 x 75.30 x 7.80
Weight (g)168.00169.00168.00158.00
Battery capacity (mAh)4230334030003400
Removable batteryNo-NoNo
ColoursGlaring Gold, Glaze BlueBlack, Purple, WhiteBlack, Gold, Lake Blue, Rose GoldDiamond Black, Moonlight Silver, Solar Red,
SAR value1.37--1.27
display
Screen size (inches)6.206.305.996.23
TouchscreenYesYesYesYes
Aspect ratio19.5:919.5:918:919:9
Resolution-1080x2340 pixels1080x2160 pixels1080x2280 pixels
Pixels per inch (PPI)-409403405
Protection type---Gorilla Glass
hardware
Processor makeQualcomm Snapdragon 450HiSilicon Kirin 710Qualcomm Snapdragon 660MediaTek Helio P60
RAM4GB4GB4GB4GB
Internal storage64GB128GB64GB64GB
Expandable storageYesYesNoYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256-256
Dedicated microSD slotYes---
Processor-octa-core (4x2.2GHz + 4x1.7GHz)octa-core (4x2.2GHz + 4x1.8GHz)octa-core (4x2GHz + 4x2GHz)
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)16-megapixel (f/2.2) + 2-megapixel12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)16-megapixel (f/1.8)
Rear autofocusYesPhase detection autofocusPhase detection autofocusPhase detection autofocus
Rear flashYesYesDual LEDLED
Front camera16-megapixel24-megapixel (f/2.0) + 2-megapixel20-megapixel (f/2.2, 1.0-micron)25-megapixel (f/2.0)
Front autofocusNo---
Front flashNo-LEDNo
software
Operating systemAndroid 8.1Android 8.1Android 8.1 OreoAndroid 8.1
SkinColorOS 5.2EMUI 8.2-ColorOS 5.0
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 5.00Yes, v 4.20
USB OTGYes-YesYes
Micro-USBYesYes--
Headphones3.5mm-No3.5mm
FMYesYes-Yes
Number of SIMs2222
Active 4G on both SIM cardsYes---
NFC--YesNo
Infrared---No
sim 1
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
SIM Type-Nano-SIMNano-SIMNano-SIM
sim 2
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
SIM Type-Nano-SIMNano-SIMNano-SIM
sensors
Face unlockYes---
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes