Lava Z70 vs Lenovo K8 vs Xiaomi Redmi 4 vs Xiaomi Redmi 3S Prime comparison

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Ratings
Overall NDTV Rating--
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for money Rating--
General
Release dateOctober 2017September 2017November 2016August 2016
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)143.00 x 71.00 x 8.30147.90 x 73.70 x 8.55139.30 x 69.90 x 8.65139.30 x 69.60 x 8.50
Weight (g)140.00165.00150.00144.00
Battery capacity (mAh)2500400041004100
Removable batteryNoNoNoNo
ColoursWhite Gold, BlackFine Gold, Venom BlackGold, BlackGrey, Silver, Gold
SAR ValueNANANANA
Display
Screen size (inches)5.005.205.005.00
TouchscreenYesYesYesYes
Resolution720x1280 pixels720x1280 pixels720x1280 pixels720x1280 pixels
Pixels per inch (PPI)293-296-
Hardware
Processor1.3GHz quad-core2.3GHz octa-core1.4GHz octa-core1.1GHz octa-core
Processor makeMediaTek MT6737MediaTek Helio P20Qualcomm Snapdragon 435Qualcomm Snapdragon 430
RAM2GB3GB3GB3GB
Internal storage16GB32GB32GB32GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)-128128128
Camera
Rear camera8-megapixel13-megapixel13-megapixel13-megapixel
FlashYesYesYesYes
Front camera5-megapixel8-megapixel5-megapixel5-megapixel
Software
Operating SystemAndroid 7.0Android 7.1.1Android 6.0.1Android 6.0.1
SkinStar OS-MIUI 8MIUI 7
Connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supportedNA802.11 a/b/g/n/ac802.11 b/g/nNA
GPSYesYesYesYes
BluetoothYesYes, v 4.20Yes, v 4.10Yes
NFCNoNoNoNo
InfraredNoNoYesYes
Headphones3.5mm3.5mm3.5mm3.5mm
FMYesYesYesYes
Number of SIMs2222
SIM1
SIM TypeMicro-SIMNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/LTEYesYesYesYes
SIM2
SIM TypeMicro-SIMNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/LTEYesYesYesYes
Sensors
Compass/ MagnetometerNoYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
BarometerNoNoNoNo
Temperature sensorNoNoNoNo