Realme 1 vs Lava Z91 vs Samsung Galaxy J7 Max comparison

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ratings
Overall NDTV RatingRead Review--
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.00-inch5.70-inch5.70-inch
Processorocta-core 1.3GHz quad-core1.69GHz octa-core
Front Camera8-megapixel 8-megapixel13-megapixel
Resolution1080x2160 pixels720x1440 pixels1080x1920 pixels
RAM6GB3GB4GB
OSAndroid 8.1Android 7.1 NougatAndroid 7.0
Storage128GB32GB32GB
Rear Camera13-megapixel 13-megapixel13-megapixel
Battery Capacity3410mAh3000mAh3300mAh
general
Release dateMay 2018March 2018June 2017
Launched in IndiaYes-Yes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.00 x 75.20 x 7.80-156.70 x 78.80 x 8.10
Weight (g)155.00-179.00
Battery capacity (mAh)341030003300
ColoursDiamond Black, Moonlight Silver, Solar Red-Black, Gold
Removable battery--No
display
Screen size (inches)6.005.705.70
TouchscreenYesYesYes
Resolution1080x2160 pixels720x1440 pixels1080x1920 pixels
Aspect ratio18:9-16:9
Pixels per inch (PPI)402-386
hardware
Processorocta-core (4x2GHz + 4x2GHz)1.3GHz quad-core1.69GHz octa-core
Processor makeMediaTek Helio P60MediaTek MTK6739MediaTek Helio P20
RAM6GB3GB4GB
Internal storage128GB32GB32GB
Expandable storageYesYesYes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)256128256
camera
Rear camera13-megapixel (f/2.2)13-megapixel13-megapixel (f/1.7)
Rear autofocusPhase detection autofocus-Yes
Rear flashLEDYesLED
Front camera8-megapixel (f/2.2)8-megapixel13-megapixel (f/1.9)
Front flashNoYesLED
software
Operating systemAndroid 8.1Android 7.1 NougatAndroid 7.0
SkinColorOS 5.0Star OS 4.2-
connectivity
Wi-FiYes-Yes
Wi-Fi standards supported802.11 b/g/n--
GPSYes-Yes
BluetoothYes, v 4.20-Yes
USB OTGYes-Yes
Micro-USBYes-Yes
Headphones3.5mm-3.5mm
FMYes-Yes
Number of SIMs222
NFC--No
Infrared--No
sim 1
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSM-GSM
3GYes-Yes
4G/ LTEYes-Yes
sim 2
SIM TypeNano-SIM-Nano-SIM
GSM/CDMAGSM-GSM
3GYes-Yes
4G/ LTEYes-Yes
sensors
Compass/ MagnetometerYes-Yes
Proximity sensorYes-Yes
AccelerometerYes-Yes
Ambient light sensorYes-Yes
GyroscopeYes-Yes
Fingerprint sensor--Yes
Barometer--No
Temperature sensor--No