Samsung Galaxy A6s vs Nokia 7.1 vs BlackBerry Evolve 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
Display6.00-inch5.84-inch5.99-inch-
Processorocta-core1.8GHz octa-core1.8GHz octa-core-
Front Camera24-megapixel 8-megapixel 16-megapixel -
Resolution10801080x2280 pixels1080x2160 pixels-
RAM6GB4GB4GB-
OSAndroidAndroid 8.1Android 8.1 Oreo-
Storage64GB64GB64GB-
Rear Camera12-megapixel + 12-megapixel12-megapixel + 5-megapixel 13-megapixel + 13-megapixel -
Battery Capacity3300mAh3060mAh4000mAh-
general
Release dateOctober 2018October 2018August 2018-
Dimensions (mm)156.14 x 76.40 x 8.39149.70 x 71.20 x 7.99--
Battery capacity (mAh)330030604000-
Launched in India-YesYes-
Weight (g)-160.00--
Wireless charging-No--
Colours-Gloss Midnight Blue, Gloss Steel--
Form factor--Touchscreen-
display
Screen size (inches)6.005.845.99-
TouchscreenYesYesYes-
Resolution-1080x2280 pixels1080x2160 pixels-
Aspect ratio-19:918:9-
hardware
Processorocta-core1.8GHz octa-core1.8GHz octa-core-
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 636Snapdragon 450-
RAM6GB4GB4GB-
Internal storage64GB64GB64GB-
Expandable storage-YesYes-
Expandable storage type-microSDmicroSD-
Expandable storage up to (GB)-400--
camera
Rear camera12-megapixel + 12-megapixel12-megapixel (f/1.8, 1.28-micron) + 5-megapixel (f/2.4, 1.12-micron)13-megapixel (f/2.0) + 13-megapixel (f/2.0)-
Rear flashYes-LED-
Front camera24-megapixel (f/2.0)8-megapixel (f/2.0)16-megapixel (f/2.0)-
Front flash--LED-
software
Operating systemAndroidAndroid 8.1Android 8.1 Oreo-
connectivity
Wi-FiYesYesYes-
GPSYesYesYes-
BluetoothYesYes, v 5.00Yes-
USB Type-CYesYesYes-
Headphones3.5mm3.5mm3.5mm-
Number of SIMs22--
Wi-Fi standards supported-802.11 a/b/g/n/ac--
FM-YesYes-
USB OTG--Yes-
sim 1
GSM/CDMAGSMGSM--
3GYes---
4G/ LTEYes---
sim 2
GSM/CDMAGSM---
3GYes---
4G/ LTEYes---
sensors
Face unlockYesYesYes-
Fingerprint sensorYesYesYes-
Compass/ Magnetometer-YesYes-
Proximity sensor-YesYes-
Accelerometer-YesYes-
Ambient light sensor-YesYes-
Gyroscope-YesYes-