Redmi 8A Dual vs Nokia Lumia 638 comparison

Compare Redmi 8A Dual
Compare Nokia Lumia 638
key specs
Display6.22-inch4.50-inch
ProcessorQualcomm Snapdragon 439Qualcomm Snapdragon 400
Front Camera8-megapixel No
Rear Camera13-megapixel + 2-megapixel 5-megapixel
RAM2GB1GB
Storage32GB8GB
Battery Capacity5000mAh1830mAh
OSAndroid 9.0Windows Phone 8.1
Resolution720x1520 pixels480x854 pixels
general
BrandXiaomiNokia
ModelRedmi 8A DualLumia 638
Release date11th February 2020June 2014
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)156.48 x 75.41 x 9.40129.50 x 66.70 x 9.20
Weight (g)188.00-
Battery capacity (mAh)50001830
Fast chargingProprietary-
ColoursSky White, Sea Blue, Midnight GreyOrange, Black, Yellow, White
Removable battery-No
display
Screen size (inches)6.224.50
TouchscreenYesYes
Resolution720x1520 pixels480x854 pixels
Protection typeGorilla Glass-
Aspect ratio19:9-
hardware
Processor1.45GHz octa-core (4x1.95GHz + 4x1.45GHz)1.2GHz quad-core
Processor makeQualcomm Snapdragon 439Qualcomm Snapdragon 400
RAM2GB1GB
Internal storage32GB8GB
Expandable storageYesYes
Expandable storage typemicroSD-
Expandable storage up to (GB)512128
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 flashYesNo
Front camera8-megapixel (f/2.0, 1.12-micron)No
software
Operating systemAndroid 9.0Windows Phone 8.1
SkinMIUI 11-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 4.20Yes
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs21
Wi-Fi DirectYesNo
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
USB OTG-No
FM-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Face unlockYes-
Compass/ MagnetometerYesNo
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorYesNo
Gyroscope-No
Barometer-No
Temperature sensor-No
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