Oppo A57 vs BlackBerry 9720 comparison

Compare Oppo A57
Compare BlackBerry 9720
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display5.20-inch2.80-inch
ProcessorQualcomm Snapdragon 435Marvell Tavor MG1
Front Camera16-megapixel No
Rear Camera13-megapixel 5-megapixel
RAM3GB512MB
Storage32GB512MB
Battery Capacity2900mAh1450mAh
OSAndroid 6.0BlackBerry OS 7.1
Resolution720x1280 pixels360x480 pixels
general
BrandOppoBlackBerry
ModelA579720
Release dateNovember 1, 2016August 1, 2013
Launched in IndiaYes-
Form factorTouchscreenQWERTY
Dimensions (mm)149.10 x 72.90 x 7.65114.00 x 66.00 x 12.07
Weight (g)147.00120.00
Battery capacity (mAh)29001450
Removable batteryNoYes
ColoursRose Gold, GoldBlack, White
SAR value1.31-
display
Screen size (inches)5.202.80
TouchscreenYesYes
Resolution720x1280 pixels360x480 pixels
Aspect ratio16:9-
Pixels per inch (PPI)-214
hardware
Processor1.4GHz octa-core806 MHz one-core
Processor makeQualcomm Snapdragon 435Marvell Tavor MG1
RAM3GB512MB
Internal storage32GB512MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)25632
camera
Rear camera13-megapixel (f/2.2)5-megapixel
Rear autofocusPhase detection autofocus-
Rear flashLEDYes
Front camera16-megapixel (f/2.0, 1.12-micron)No
Front autofocusYes-
software
Operating systemAndroid 6.0BlackBerry OS 7.1
SkinColorOS 3.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 4.10Yes, v 2.10
NFCNoNo
InfraredNoNo
USB OTGYesNo
Micro-USBYes-
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs21
Wi-Fi DirectNoNo
Mobile High-Definition Link (MHL)NoNo
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesNo
Ambient light sensorYesYes
GyroscopeYesNo
BarometerNoNo
Temperature sensorNoNo

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