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Redmi 8A Dual vs BlackBerry Bold 9900 comparison

 Compare Redmi 8A Dual
Redmi 8A Dual
Compare BlackBerry Bold 9900
BlackBerry Bold 9900
key specs
Display6.22-inch2.80-inch
ProcessorQualcomm Snapdragon 439Qualcomm Snapdragon S2
Front Camera8-megapixel No
Rear Camera13-megapixel + 2-megapixel 5-megapixel
RAM2GB768MB
Storage32GB8GB
Battery Capacity5000mAh1230mAh
OSAndroid 9.0BlackBerry OS 7.1
Resolution720x1520 pixels480x640 pixels
general
BrandXiaomiBlackBerry
ModelRedmi 8A DualBold 9900
Release dateFebruary 11, 2020August 1, 2011
Launched in IndiaYes-
Form factorTouchscreenBar
Dimensions (mm)156.48 x 75.41 x 9.40115.00 x 66.00 x 10.50
Weight (g)188.00130.00
Battery capacity (mAh)50001230
Fast chargingProprietary-
ColoursSky White, Sea Blue, Midnight GreyBlack
Alternate names-BlackBerry Dakota, BlackBerry Magnum
Removable battery-Yes
display
Screen size (inches)6.222.80
TouchscreenYesYes
Resolution720x1520 pixels480x640 pixels
Protection typeGorilla Glass-
Aspect ratio19:9-
Pixels per inch (PPI)-287
hardware
Processor1.45GHz octa-core (4x1.95GHz + 4x1.45GHz)1.2GHz one-core
Processor makeQualcomm Snapdragon 439Qualcomm Snapdragon S2 (MSM8655)
RAM2GB768MB
Internal storage32GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)51232
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2, 1.12-micron) + 2-megapixel (f/2.4, 1.75-micron)5-megapixel
Rear autofocusYes-
Rear flashYesYes
Front camera8-megapixel (f/2.0, 1.12-micron)No
software
Operating systemAndroid 9.0BlackBerry OS 7.1
SkinMIUI 11-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n-
GPSYesYes
BluetoothYes, v 4.20Yes, v 2.10
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs21
Wi-Fi DirectYesYes
Active 4G on both SIM cardsYes-
NFC-Yes
Infrared-No
USB OTG-No
FM-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Face unlockYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesNo
Ambient light sensorYesNo
Gyroscope-No
Barometer-No
Temperature sensor-No

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