Realme U1 vs Vivo X23 Symphony Edition vs Realme 2 Pro vs Oppo F9 Pro comparison

Compare Realme U1
Compare Vivo X23 Symphony Edition
Compare Realme 2 Pro
Compare Oppo F9 Pro
ratings
Overall NDTV Rating-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
general
Release dateNovember 2018November 2018September 2018August 2018
Launched in IndiaYesNoYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)157.00 x 74.00 x 8.00-156.70 x 74.00 x 8.50156.70 x 74.00 x 7.90
Weight (g)168.00-174.00169.00
Battery capacity (mAh)3500340035003500
Removable batteryNo-No-
Wireless chargingNo-No-
ColoursAmbitious Black, Brave Blue, and Fiery GoldArctic Morning and Starry Night OceanIce Lake, Blue Ocean, Black SeaSunrise Red, Twilight Blue, Starry Purple
SAR value1.31-0.83-
Body type-GlassPolycarbonate-
Fast charging---VOOC
display
Screen size (inches)6.306.416.306.30
TouchscreenYesYesYesYes
Resolution1080x2340 pixels1080x2340 pixels1080x2340 pixels1080x2340 pixels
Protection typeGorilla Glass-Gorilla Glass-
Aspect ratio19.5:9-19.5:919.5:9
Pixels per inch (PPI)409-409-
hardware
Processor2.1GHz octa-core2.2GHz octa-core1.8GHz octa-core2GHz octa-core
Processor makeMediaTek Helio P70Snapdragon 660Qualcomm Snapdragon 660MediaTek Helio P60
RAM4GB6GB8GB6GB
Internal storage64GB128GB128GB64GB
Expandable storageYes-YesYes
Expandable storage typemicroSD-microSDmicroSD
Expandable storage up to (GB)256-256256
Dedicated microSD slotYes-YesYes
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel (f/1.8) + 13-megapixel (f/2.4)16-megapixel (f/1.7) + 2-megapixel (f/2.4)16-megapixel (f/1.8) + 2-megapixel (f/2.4)
Rear flashLED-YesYes
Front camera25-megapixel (f/2.0)24.8-megapixel16-megapixel (f/2.0)25-megapixel (f/2.0)
Rear autofocus--YesYes
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1Android Oreo
SkinColorOS 5.2Funtouch OSColorOS 5.2Color OS 5.2
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-802.11 b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.00Yes, v 5.00Yes, v 4.20
USB OTGYesYesYesYes
Micro-USBYes-YesYes
Headphones3.5mm-3.5mm3.5mm
FMYes-No-
Number of SIMs2222
Active 4G on both SIM cardsYes-Yes-
NFC--NoNo
Infrared--NoNo
Lightning---No
sim 1
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYes-YesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYes-YesYes
4G/ LTEYesYesYesYes
sensors
Face unlockYesYesYesYes
Fingerprint sensorYesYesYesYes
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYes-Yes-