Samsung Galaxy J8 vs Vivo X21 vs Razer Phone vs Apple iPhone X comparison

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ratings
Overall NDTV RatingRead ReviewRead Review-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.00-inch6.28-inch5.70-inch5.80-inch
ProcessorQualcomm Snapdragon 450Qualcomm Snapdragon 660Qualcomm Snapdragon 835Apple A11 Bionic
Front Camera16-megapixel 12-megapixel 8-megapixel7-megapixel
Rear Camera16-megapixel + 5-megapixel 12-megapixel + 5-megapixel 12-megapixel12-megapixel + 12-megapixel
RAM4GB6GB8GB3GB
Storage64GB128GB64GB64GB
Battery Capacity3500mAh3200mAh4000mAh2716mAh
OSAndroid 8.0Android 8.1Android 7.1.1iOS 11
Resolution720x1440 pixels1080x2280 pixels1440x2560 pixels1125x2436 pixels
general
BrandSamsungVivoRazerApple
ModelGalaxy J8X21PhoneiPhone X
Release dateMay 1, 2018March 1, 2018November 1, 2017September 1, 2017
Launched in IndiaYesYes-Yes
Form factorTouchscreenTouchscreen-Touchscreen
Body typePlastic---
Dimensions (mm)159.20 x 75.70 x 8.20154.50 x 74.80 x 7.40158.50 x 77.70 x 8.00143.60 x 70.90 x 7.70
Weight (g)177.00156.20197.00174.00
Battery capacity (mAh)3500320040002716
ColoursBlue, Black, GoldBlack, GoldBlack-
Removable battery-NoNoNo
Fast charging-Proprietary-Proprietary
display
Screen size (inches)6.006.285.705.80
TouchscreenYesYesYesYes
Resolution720x1440 pixels1080x2280 pixels1440x2560 pixels1125x2436 pixels
Aspect ratio18.5:919:9-19.5:9
Pixels per inch (PPI)274--458
hardware
Processor1.6GHz octa-core2.2GHz octa-corequad-core2.39GHz hexa-core
Processor makeQualcomm Snapdragon 450Qualcomm Snapdragon 660Qualcomm Snapdragon 835Apple A11 Bionic
RAM4GB6GB8GB3GB
Internal storage64GB128GB64GB64GB
Expandable storageYesYesYesNo
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)2562562000-
camera
Rear camera16-megapixel (f/1.7) + 5-megapixel (f/1.9)12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)12-megapixel12-megapixel (f/1.8, 1.22-micron) + 12-megapixel (f/2.4, 1.0-micron)
Rear autofocusYesPhase detection autofocus-Phase detection autofocus
Rear flashLEDLEDDual LEDDual LED
Front camera16-megapixel (f/1.9)12-megapixel (f/2.0)8-megapixel7-megapixel (f/2.2)
Front flashLED---
software
Operating systemAndroid 8.0Android 8.1Android 7.1.1iOS 11
SkinSamsung ExperienceFunTouch 4.0--
connectivity
Wi-FiYesYesYesYes
GPSYesYesYesYes
BluetoothYesYes, v 5.00YesYes, v 5.00
Micro-USBYesYes--
Headphones3.5mm3.5mmNo-
FMYesNoNoNo
Number of SIMs2211
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
NFC-NoYesYes
Infrared-NoNoNo
USB OTG-YesYesNo
Wi-Fi Direct--NoNo
Mobile High-Definition Link (MHL)--NoNo
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIM--
GSM/CDMAGSMGSM--
3GYesYes--
4G/ LTEYesYes--
sensors
Fingerprint sensorYesYes--
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
Compass/ Magnetometer-YesYesYes
Gyroscope-YesYesYes
Barometer--YesYes
Temperature sensor--NoNo
Face unlock---Yes
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