Xiaomi Redmi Note 4X vs Vivo Y51 vs Xiaomi Redmi Note 3 comparison

Compare Xiaomi Redmi Note 4X
Compare Vivo Y51
Compare Xiaomi Redmi Note 3
ratings
Overall NDTV Rating--Read Review-
Design Rating---
Display Rating---
Software Rating---
Performance Rating---
Battery Life Rating---
Camera Rating---
Value for Money Rating---
key specs
Display5.50-inch5.00-inch5.50-inch-
Processor2GHz octa-core1.2GHz quad-corehexa-core -
Front Camera5-megapixel5-megapixel5-megapixel -
Resolution1080x1920 pixels540x960 pixels1080x1920 pixels-
RAM3GB2GB2GB-
OSAndroid 6.0Android 5.0.2Android 5.1-
Storage32GB16GB16GB-
Rear Camera13-megapixel8-megapixel16-megapixel -
Battery Capacity4100mAh2350mAh4050mAh-
general
Release dateFebruary 2017November 2015November 2015-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)151.00 x 76.00 x 8.45143.80 x 71.70 x 7.52150.00 x 76.00 x 8.65-
Weight (g)165.00157.00164.00-
Battery capacity (mAh)410023504050-
Removable batteryNoNoNo-
ColoursCherry Powder, Champagne Gold, Platinum Silver Grey, Matte Black, Hatsune Miku Exclusive ColourWhiteGold, Silver, Dark Grey-
Launched in India--Yes-
SAR value--0.56-
display
Screen size (inches)5.505.005.50-
TouchscreenYesYesYes-
Resolution1080x1920 pixels540x960 pixels1080x1920 pixels-
Pixels per inch (PPI)403-403-
Aspect ratio--16:9-
hardware
Processor2GHz octa-core1.2GHz quad-corehexa-core (4x1.4GHz + 4x1.8GHz)-
Processor makeQualcomm Snapdragon 625-Qualcomm Snapdragon 650-
RAM3GB2GB2GB-
Internal storage32GB16GB16GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)128128128-
camera
Rear camera13-megapixel8-megapixel16-megapixel (f/2.0)-
Rear flashYesLEDDual LED-
Front camera5-megapixel5-megapixel5-megapixel (f/2.0)-
Rear autofocus--Phase detection autofocus-
Front flash--No-
software
Operating systemAndroid 6.0Android 5.0.2Android 5.1-
Skin-FunTouch OSMIUI 7-
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n-802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYes, v 4.20YesYes, v 4.10-
NFCNoNoNo-
InfraredYesNoYes-
USB OTGYesNoYes-
Headphones3.5mm3.5mm3.5mm-
FMYesYesYes-
Number of SIMs222-
Micro-USB--Yes-
sim 1
SIM TypeMicro-SIMMicro-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMMicro-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM-
3GYesNoYes-
4G/ LTEYesYesYes-
sensors
Compass/ MagnetometerYesNoYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-
BarometerNoNoNo-
Temperature sensorNoNoNo-
Fingerprint sensor--Yes-