Oppo R15x vs Oppo K1 vs Oppo Find X 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 dateNovember 2018October 2018June 2018-
Battery capacity (mAh)350036003730-
ColoursNebula, Ice BlueMocha Red and Van Gogh BlueBordeaux Red, Glacier Blue-
Launched in India-NoYes-
Form factor-TouchscreenTouchscreen-
Body type--Glass-
Dimensions (mm)--156.70 x 74.30 x 9.40-
Weight (g)--186.00-
Removable battery--No-
Fast charging--VOOC-
display
Screen size (inches)6.406.406.42-
TouchscreenYesYesYes-
Resolution-1080x2340 pixels1080x2340 pixels-
Aspect ratio-19.5:919.5:9-
Protection type--Gorilla Glass-
hardware
Processorocta-core2.2GHz octa-core2.5GHz octa-core (4x2.8GHz + 4x1.7GHz)-
Processor makeQualcomm Snapdragon 660Qualcomm Snapdragon 660Snapdragon 845-
RAM6GB4GB8GB-
Internal storage128GB64GB256GB-
Expandable storage-Yes--
Expandable storage type-microSD--
Expandable storage up to (GB)-256--
camera
Rear camera16-megapixel + 2-megapixel16-megapixel + 2-megapixel16-megapixel (f/2.0, 1.22-micron) + 20-megapixel (f/2.0, 1.0-micron)-
Front camera25-megapixel25-megapixel25-megapixel (f/2.0)-
Rear autofocus--Phase detection autofocus-
Rear flash--LED-
software
Operating systemAndroid OreoAndroid 8.1 OreoAndroid 8.1-
SkinColorOS 5.2ColorOS 5.2Color OS 5.1-
connectivity
Wi-FiYesYesYes-
GPSYesYesYes-
BluetoothYesYes, v 5.00Yes, v 5.00-
Headphones3.5mm-No-
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 a/b/g/n/ac-
USB Type-C--Yes-
Number of SIMs--2-
sensors
Fingerprint sensor-Yes--
Compass/ Magnetometer-YesYes-
Proximity sensor-YesYes-
Accelerometer-YesYes-
Ambient light sensor-Yes--
Face unlock--Yes-
Gyroscope--Yes-
sim 1
SIM Type--Nano-SIM-
GSM/CDMA--GSM + CDMA-
3G--Yes-
4G/ LTE--Yes-
sim 2
SIM Type--Nano-SIM-
GSM/CDMA--GSM + CDMA-