Samsung Galaxy A20 vs Apple iPhone 7 vs Samsung Galaxy S7 Edge comparison

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ratings
Overall NDTV Rating-Read ReviewRead Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.40-inch4.70-inch5.50-inch-
Processorocta-core 2.34GHz quad-coreocta-core -
Front Camera8-megapixel 7-megapixel 5-megapixel -
Resolution720x1560 pixels750x1334 pixels1440x2560 pixels-
RAM3GB2GB4GB-
OSAndroidiOS 10Android 6.0-
Storage32GB32GB32GB-
Rear Camera13-megapixel + 5-megapixel 12-megapixel 12-megapixel -
Battery Capacity4000mAh1960mAh3600mAh-
general
Release dateMarch 2019September 2016February 2016-
Launched in IndiaNoYesYes-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)158.40 x 74.70 x 7.80138.30 x 67.10 x 7.10150.90 x 72.60 x 7.70-
Battery capacity (mAh)400019603600-
Weight (g)-138.00157.00-
Removable battery-NoNo-
Colours-Red, Rose Gold, Gold, Silver, Black, Jet BlackBlack, White, Gold, Silver, Pink Gold, Black Pearl, Coral Blue-
Fast charging--Quick Charge 2.0-
display
Screen size (inches)6.404.705.50-
TouchscreenYesYesYes-
Resolution720x1560 pixels750x1334 pixels1440x2560 pixels-
Aspect ratio-16:916:9-
Pixels per inch (PPI)-326534-
Protection type--Gorilla Glass-
hardware
Processorocta-core (2x1.6GHz + 6x1.35GHz)2.34GHz quad-coreocta-core (4x2.3GHz + 4x1.6GHz)-
Processor makeExynos 7884Apple A10 Fusion--
RAM3GB2GB4GB-
Internal storage32GB32GB32GB-
Expandable storageYesNoYes-
Expandable storage typemicroSD-microSD-
Expandable storage up to (GB)512-200-
camera
Rear camera13-megapixel (f/1.9) + 5-megapixel (f/2.2)12-megapixel (f/1.8)12-megapixel (f/1.7, 1.4-micron)-
Rear flashYesDual LEDYes-
Front camera8-megapixel (f/2.0)7-megapixel (f/2.2)5-megapixel (f/1.7, 1.34-micron)-
Rear autofocus-Phase detection autofocusPhase detection autofocus-
software
Operating systemAndroidiOS 10Android 6.0-
connectivity
Wi-FiYesYesYes-
BluetoothYesYes, v 4.20Yes, v 4.20-
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 a/b/g/n/ac-
GPS-YesYes-
NFC-YesYes-
Infrared-NoNo-
USB OTG-NoYes-
Lightning-Yes--
FM-NoNo-
Number of SIMs-12-
Micro-USB--Yes-
Headphones--3.5mm-
sensors
Fingerprint sensorYesYesYes-
Compass/ Magnetometer-YesYes-
Proximity sensor-YesYes-
Accelerometer-YesYes-
Ambient light sensor-YesYes-
Gyroscope-YesYes-
Barometer-YesYes-
Temperature sensor-NoNo-
sim 1
SIM Type-Nano-SIM--
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-
sim 2
GSM/CDMA--GSM-
3G--Yes-
4G/ LTE--Yes-