Samsung Galaxy A40 vs Realme 3 vs Redmi Note 7 Pro vs Oppo K1 comparison

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ratings
Overall NDTV Rating-Read ReviewRead ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display5.90-inch6.20-inch6.30-inch6.41-inch
ProcessorSamsung Exynos 7885MediaTek Helio P70Qualcomm Snapdragon 675Qualcomm Snapdragon 660
Front Camera25-megapixel13-megapixel 13-megapixel25-megapixel
Rear Camera16-megapixel 13-megapixel + 2-megapixel48-megapixel + 5-megapixel16-megapixel + 2-megapixel
RAM4GB3GB4GB4GB
Storage64GB32GB64GB64GB
Battery Capacity3100mAh4230mAh4000mAh3600mAh
OSAndroid 9.0 PieAndroid PieAndroid PieAndroid 8.1 Oreo
Resolution1080x2280 pixels720x1520 pixels1080x2340 pixels1080x2340 pixels
general
BrandSamsungRealmeXiaomiOppo
ModelGalaxy A403Redmi Note 7 ProK1
Release dateMarch 2019March 2019February 2019February 2019
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)144.30 x 69.10 x 7.90156.10 x 75.60 x 8.30159.21 x 75.21 x 8.10158.30 x 75.50 x 7.40
Battery capacity (mAh)3100423040003600
ColoursBlue, Black, Orange, WhiteDynamic Black, Black, Radiant BlueClassic Space Black, Nebula Red, Neptune BlueAstral Blue, Piano Black
Launched in India-YesYesYes
Weight (g)-175.00186.00156.00
Removable battery-NoNoNo
Wireless charging-No-No
Body type--GlassPlastic
Fast charging--Quick Charge 4+-
display
Screen size (inches)5.906.206.306.41
TouchscreenYesYesYesYes
Resolution1080x2280 pixels720x1520 pixels1080x2340 pixels1080x2340 pixels
Aspect ratio19:919:919.5:919.5:9
Protection type-Gorilla GlassGorilla GlassGorilla Glass
Pixels per inch (PPI)--409-
hardware
Processor1.8GHz octa-core2.1GHz2GHz octa-core2.2GHz octa-core
Processor makeSamsung Exynos 7885MediaTek Helio P70Qualcomm Snapdragon 675Qualcomm Snapdragon 660
RAM4GB3GB4GB4GB
Internal storage64GB32GB64GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)-256-256
Dedicated microSD slot-Yes-Yes
camera
Rear camera16-megapixel (f/2.0)13-megapixel (f/1.8, 1.12-micron) + 2-megapixel48-megapixel (f/1.79, 1.6-micron) + 5-megapixel16-megapixel + 2-megapixel
Rear autofocusYesPhase detection autofocusYesYes
Rear flashYesYesLEDYes
Front camera25-megapixel13-megapixel (f/2.0, 1.12-micron)13-megapixel25-megapixel
software
Operating systemAndroid 9.0 PieAndroid PieAndroid PieAndroid 8.1 Oreo
SkinOne UIColorOS 6MIUI 10ColorOS 5.2
connectivity
Wi-FiYesYesYesYes
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 5.00Yes, v 5.00
NFCYes--No
USB Type-CYes-Yes-
Headphones3.5mm3.5mm3.5mmYes
Number of SIMs222-
Wi-Fi standards supported-802.11 a/b/g/n802.11 a/b/g/n/ac802.11 a/b/g/n/ac
USB OTG-YesYesYes
Micro-USB-Yes-Yes
FM-No-No
Active 4G on both SIM cards-YesYesYes
Infrared--Yes-
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYes-Yes-
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYes-Yes-
sensors
Face unlockYesYesYes-
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
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