Redmi Note 7 vs Oppo K1 vs Samsung Galaxy M20 comparison

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ratings
Overall NDTV RatingRead ReviewRead ReviewRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch6.41-inch6.30-inch-
Processor2.2GHz2.2GHz octa-core1.6GHz octa-core -
Front Camera13-megapixel 25-megapixel8-megapixel -
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels-
RAM4GB4GB3GB-
OSAndroid 9.0Android 8.1 OreoAndroid 8.1 Oreo-
Storage64GB64GB32GB-
Rear Camera12-megapixel + 2-megapixel16-megapixel + 2-megapixel13-megapixel + 5-megapixel -
Battery Capacity4000mAh3600mAh5000mAh-
general
Release dateJanuary 2019February 2019January 2019-
Launched in IndiaYesYesYes-
Form factorTouchscreenTouchscreenTouchscreen-
Body typeGlassPlastic--
Dimensions (mm)159.21 x 75.21 x 8.10158.30 x 75.50 x 7.40--
Weight (g)185.00156.00--
Battery capacity (mAh)400036005000-
Removable batteryNoNoNo-
Fast chargingQuick Charge---
Wireless chargingNoNoNo-
ColoursOnyx Black, Ruby Red, Sapphire BlueAstral Blue, Piano BlackCharcoal Black, Ocean Blue-
SAR value0.96---
display
Screen size (inches)6.306.416.30-
TouchscreenYesYesYes-
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels-
Protection typeGorilla GlassGorilla Glass--
Aspect ratio19.5:919.5:919.5:9-
Pixels per inch (PPI)409---
hardware
Processor2.2GHz2.2GHz octa-core1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)-
Processor makeSnapdragon 660 AIEQualcomm Snapdragon 660Samsung Exynos 7904-
RAM4GB4GB3GB-
Internal storage64GB64GB32GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)256256512-
Dedicated microSD slotNoYesYes-
camera
Rear camera12-megapixel (f/2.2, 1.25-micron) + 2-megapixel16-megapixel + 2-megapixel13-megapixel (f/1.9) + 5-megapixel (f/2.2)-
Rear autofocusYesYesYes-
Rear flashLEDYesYes-
Front camera13-megapixel (f/2.0, 1.12-micron)25-megapixel8-megapixel (f/2.0)-
Front flash--No-
software
Operating systemAndroid 9.0Android 8.1 OreoAndroid 8.1 Oreo-
SkinMIUI 10ColorOS 5.2Samsung Experience 9.5 UX-
connectivity
Wi-FiYesYes--
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 b/g/n-
GPSYesYesYes-
BluetoothYes, v 5.00Yes, v 5.00Yes-
USB OTGYesYes--
USB Type-CYes-Yes-
Headphones3.5mmYes3.5mm-
FMYesNo--
Number of SIMs2-2-
Active 4G on both SIM cardsYesYes--
NFC-No--
Micro-USB-YesNo-
sim 1
SIM TypeNano-SIM-Nano-SIM-
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
sim 2
SIM TypeNano-SIM-Nano-SIM-
GSM/CDMAGSM-GSM-
3GYes-Yes-
4G/ LTEYes-Yes-
sensors
Face unlockYes-Yes-
Fingerprint sensorYesYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYes--
GyroscopeYesYes--
Compass/ Magnetometer-Yes--