Xiaomi Redmi 7 vs Xiaomi Redmi 6A vs Infinix Hot S3 vs Xiaomi Redmi 4 comparison

Compare Xiaomi Redmi 7
Compare Xiaomi Redmi 6A
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Compare Xiaomi Redmi 4
ratings
Overall NDTV RatingRead ReviewRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.26-inch5.45-inch5.65-inch5.00-inch
ProcessorQualcomm Snapdragon 632MediaTek Helio A22 Qualcomm Snapdragon 430Qualcomm Snapdragon 435
Front Camera8-megapixel 5-megapixel20-megapixel 5-megapixel
Rear Camera12-megapixel + 2-megapixel13-megapixel 13-megapixel 13-megapixel
RAM3GB2GB3GB3GB
Storage32GB16GB32GB32GB
Battery Capacity4000mAh3000mAh4000mAh4100mAh
OSAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.0Android 6.0.1
Resolution720x1520 pixels720x1440 pixels720x1440 pixels720x1280 pixels
general
BrandXiaomiXiaomiInfinixXiaomi
ModelRedmi 7Redmi 6AHot S3Redmi 4
Release dateMarch 1, 2019June 1, 2018February 1, 2018November 1, 2016
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Body typePlasticPlastic--
Dimensions (mm)158.73 x 75.58 x 8.47147.50 x 71.50 x 8.30152.30 x 72.80 x 8.40139.30 x 69.90 x 8.65
Weight (g)180.00145.00150.00150.00
Battery capacity (mAh)4000300040004100
Removable batteryNoNoNoNo
ColoursBlue, Red, BlackBlue, Gold, Rose Gold, BlackSandstone Black, Brush GoldGold, Black
Wireless charging-No--
SAR value--1.60-
display
Screen size (inches)6.265.455.655.00
TouchscreenYesYesYesYes
Resolution720x1520 pixels720x1440 pixels720x1440 pixels720x1280 pixels
Protection typeGorilla Glass--Gorilla Glass
Aspect ratio19:918:918:916:9
Pixels per inch (PPI)269295-296
hardware
Processor1.8GHz octa-core2GHz quad-core (4x2GHz)1.4GHz octa-core1.4GHz octa-core
Processor makeQualcomm Snapdragon 632MediaTek Helio A22 (MT6761)Qualcomm Snapdragon 430Qualcomm Snapdragon 435
RAM3GB2GB3GB3GB
Internal storage32GB16GB32GB32GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)512256128128
Dedicated microSD slotYesYes--
camera
Rear camera12-megapixel (f/2.2, 1.29-micron) + 2-megapixel13-megapixel (f/2.2)13-megapixel (f/2.0)13-megapixel
Rear autofocusPhase detection autofocusPhase detection autofocusPhase detection autofocus-
Rear flashDual LEDLEDDual LEDLED
Front camera8-megapixel (f/2.0)5-megapixel20-megapixel (f/2.0)5-megapixel
Front flash-NoDual LED-
software
Operating systemAndroid 9.0 PieAndroid 8.1 OreoAndroid 8.0Android 6.0.1
SkinMIUI 10MIUI 9.6XOS 3.0MIUI 8
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n-802.11 b/g/n
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.20Yes, v 4.10
InfraredYesNo-Yes
Micro-USBYesYes-Yes
Headphones3.5mm3.5mm3.5mm3.5mm
FMYesYesYesYes
Number of SIMs2222
Active 4G on both SIM cardsYesYes--
NFC-No-No
USB OTG-YesYesYes
USB Type-C-No--
Wi-Fi Direct---No
Mobile High-Definition Link (MHL)---No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sensors
Face unlockYesYes--
Fingerprint sensorYesNoYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
Compass/ Magnetometer-YesYesYes
Gyroscope-NoYesYes
Barometer---No
Temperature sensor---No

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