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Redmi 6 vs Xiaomi Redmi S2 vs Xiaomi Mi A2 vs Redmi Note 5 Pro comparison

 Compare Redmi 6
Redmi 6
Compare Xiaomi Redmi S2
Xiaomi Redmi S2
Compare Xiaomi Mi A2
Xiaomi Mi A2
Compare Redmi Note 5 Pro
Redmi Note 5 Pro
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
Display5.45-inch5.99-inch5.99-inch5.99-inch
ProcessorMediaTek Helio P22 Qualcomm Snapdragon 625Qualcomm Snapdragon 660Qualcomm Snapdragon 636
Front Camera5-megapixel 16-megapixel20-megapixel 20-megapixel
Rear Camera12-megapixel + 5-megapixel12-megapixel12-megapixel + 20-megapixel 12-megapixel + 5-megapixel
RAM3GB3GB4GB4GB
Storage32GB32GB64GB64GB
Battery Capacity3000mAh3080mAh3000mAh4000mAh
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1.1
Resolution720x1440 pixels720x1440 pixels1080x2160 pixels1080x2160 pixels
general
BrandXiaomiXiaomiXiaomiXiaomi
ModelRedmi 6Redmi S2Mi A2Redmi Note 5 Pro
Release dateJune 1, 2018May 1, 2018July 1, 2018February 1, 2018
Launched in IndiaYes-YesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typePlastic--Metal
Dimensions (mm)147.50 x 71.50 x 8.30160.73 x 77.26 x 8.10158.70 x 75.40 x 7.30158.60 x 75.40 x 8.05
Weight (g)146.00170.00168.00181.00
Battery capacity (mAh)3000308030004000
Removable batteryNoNoNoNo
Wireless chargingNo---
ColoursLake Blue, Gold, Rose Gold, BlackBlack, Rose Gold, Gold, White, Blue, Red, Pink, Gray, SilverBlack, Gold, Lake Blue, Rose GoldBlack, Gold, Lake Blue, Rose Gold
SAR value---1.19
display
Screen size (inches)5.455.995.995.99
TouchscreenYesYesYesYes
Resolution720x1440 pixels720x1440 pixels1080x2160 pixels1080x2160 pixels
Aspect ratio18:9-18:918:9
Pixels per inch (PPI)295-403-
Protection type---Gorilla Glass
hardware
Processor2GHz octa-core (8x2GHz)2GHz octa-coreocta-core (4x2.2GHz + 4x1.8GHz)1.8GHz octa-core
Processor makeMediaTek Helio P22 (MT6762)Qualcomm Snapdragon 625Qualcomm Snapdragon 660Qualcomm Snapdragon 636
RAM3GB3GB4GB4GB
Internal storage32GB32GB64GB64GB
Expandable storageYesYesNoYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256-128
Dedicated microSD slotYes---
camera
Rear camera12-megapixel (f/2.2, 1.25-micron) + 5-megapixel12-megapixel12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)12-megapixel (f/2.2, 1.25-micron) + 5-megapixel (f/2.0, 1.12-micron)
Rear autofocusPhase detection autofocus-Phase detection autofocusPhase detection autofocus
Rear flashLEDLEDDual LEDLED
Front camera5-megapixel (f/2.2, 1.12-micron)16-megapixel20-megapixel (f/2.2, 1.0-micron)20-megapixel (f/2.2, 1.0-micron)
Front flashNoYesLEDLED
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1.1
SkinMIUI 9.6MIUI 9-MIUI 9
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n802.11 a/b/g/n/ac802.11 b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 5.00Yes, v 5.00
NFCNo-YesNo
InfraredNoYes-No
USB OTGYes-YesYes
USB Type-CNo---
Micro-USBYes--Yes
Headphones3.5mm-No3.5mm
FMYes--Yes
Number of SIMs2222
Active 4G on both SIM cardsYes---
Wi-Fi Direct--YesYes
Mobile High-Definition Link (MHL)---No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Face unlockYes--Yes
3D face recognitionNo--No
Fingerprint sensorYes-YesYes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeNoYesYesYes
Barometer---No
Temperature sensor---No

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