Honor 8X vs Vivo X21 vs HTC U Ultra comparison

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ratings
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Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.50-inch6.28-inch5.70-inch
ProcessorHiSilicon Kirin 710Qualcomm Snapdragon 660Qualcomm Snapdragon 821
Front Camera16-megapixel 12-megapixel 16-Ultrapixel
Rear Camera20-megapixel + 2-megapixel12-megapixel + 5-megapixel 12-Ultrapixel
RAM4GB6GB4GB
Storage64GB128GB64GB
Battery Capacity3750mAh3200mAh3000mAh
OSAndroid 8.1 OreoAndroid 8.1Android 7.0
Resolution1080x2340 pixels1080x2280 pixels1440x2560 pixels
general
BrandHonorVivoHTC
Model8XX21U Ultra
Release dateSeptember 2018March 2018January 2017
Dimensions (mm)160.40 x 76.60 x 7.80154.50 x 74.80 x 7.40162.41 x 79.79 x 7.99
Weight (g)175.00156.20170.00
Battery capacity (mAh)375032003000
ColoursBlack, BlueBlack, GoldSapphire Blue, Brilliant Black
Launched in India-Yes-
Form factor-TouchscreenTouchscreen
Removable battery-NoNo
Fast charging-Proprietary-
display
Screen size (inches)6.506.285.70
TouchscreenYesYesYes
Resolution1080x2340 pixels1080x2280 pixels1440x2560 pixels
Aspect ratio19.5:919:9-
Pixels per inch (PPI)396--
hardware
Processor2.2GHz octa-core2.2GHz octa-core2.15GHz quad-core
Processor makeHiSilicon Kirin 710Qualcomm Snapdragon 660Qualcomm Snapdragon 821
RAM4GB6GB4GB
Internal storage64GB128GB64GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)2562562000
camera
Rear camera20-megapixel (f/1.8) + 2-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)12-Ultrapixel
Rear autofocusPhase detection autofocusPhase detection autofocus-
Front camera16-megapixel (f/2.0)12-megapixel (f/2.0)16-Ultrapixel
Rear flash-LEDYes
Front flash--No
software
Operating systemAndroid 8.1 OreoAndroid 8.1Android 7.0
SkinEMUI 8.2FunTouch 4.0HTC Sense 7
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 5.00Yes, v 4.20
USB OTGYesYesYes
Micro-USBYesYes-
Headphones3.5mm3.5mm-
Number of SIMs222
Wi-Fi DirectNo-No
NFC-NoYes
Infrared-NoNo
FM-NoNo
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Fingerprint sensorYesYes-
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
Barometer--No
Temperature sensor--No
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