Realme 3 vs Vivo Y91 vs Redmi Note 7 vs Samsung Galaxy M20 comparison

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ratings
Overall NDTV RatingRead Review-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.20-inch6.22-inch6.30-inch6.30-inch
Processor2.1GHzocta-core2.2GHz1.6GHz octa-core
Front Camera13-megapixel 8-megapixel 13-megapixel 8-megapixel
Resolution720x1520 pixels720x1520 pixels1080x2340 pixels1080x2340 pixels
RAM3GB2GB4GB3GB
OSAndroid PieAndroid 8.1Android 9.0Android 8.1 Oreo
Storage32GB32MB64GB32GB
Rear Camera13-megapixel + 2-megapixel13-megapixel + 2-megapixel 12-megapixel + 2-megapixel13-megapixel + 5-megapixel
Battery Capacity4230mAh4030mAh4000mAh5000mAh
general
Release dateMarch 2019January 2019January 2019January 2019
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.10 x 75.60 x 8.30155.11 x 75.09 x 8.28159.21 x 75.21 x 8.10-
Weight (g)175.00163.50185.00-
Battery capacity (mAh)4230403040005000
Removable batteryNo-NoNo
Wireless chargingNo-NoNo
ColoursDynamic Black, Black, Radiant BlueStarry Black, Ocean BlueOnyx Black, Ruby Red, Sapphire BlueCharcoal Black, Ocean Blue
Body type--Glass-
Fast charging--Quick Charge-
SAR value--0.96-
display
Screen size (inches)6.206.226.306.30
TouchscreenYesYesYesYes
Resolution720x1520 pixels720x1520 pixels1080x2340 pixels1080x2340 pixels
Protection typeGorilla Glass-Gorilla Glass-
Aspect ratio19:9-19.5:919.5:9
Pixels per inch (PPI)--409-
hardware
Processor2.1GHzocta-core2.2GHz1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)
Processor makeMediaTek Helio P70MediaTek Helio P22 (MTK6762R)Snapdragon 660 AIESamsung Exynos 7904
RAM3GB2GB4GB3GB
Internal storage32GB32MB64GB32GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256512
Dedicated microSD slotYesYesNoYes
camera
Rear camera13-megapixel (f/1.8, 1.12-micron) + 2-megapixel13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)12-megapixel (f/2.2, 1.25-micron) + 2-megapixel13-megapixel (f/1.9) + 5-megapixel (f/2.2)
Rear autofocusPhase detection autofocus-YesYes
Rear flashYesLEDLEDYes
Front camera13-megapixel (f/2.0, 1.12-micron)8-megapixel (f/f/1.8)13-megapixel (f/2.0, 1.12-micron)8-megapixel (f/2.0)
Front flash-No-No
software
Operating systemAndroid PieAndroid 8.1Android 9.0Android 8.1 Oreo
SkinColorOS 6Funtouch OS 4.5MIUI 10Samsung Experience 9.5 UX
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n-802.11 a/b/g/n/ac802.11 b/g/n
GPSYes-YesYes
BluetoothYes, v 4.20Yes, v 5.00Yes, v 5.00Yes
USB OTGYes-Yes-
Micro-USBYesYes-No
Headphones3.5mm3.5mm3.5mm3.5mm
FMNo-Yes-
Number of SIMs2222
Active 4G on both SIM cardsYesYesYes-
NFC-No--
USB Type-C--YesYes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTE-YesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTE-YesYesYes
sensors
Face unlockYesYesYesYes
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYes--
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-