Difference between ONEPLUS 9 and OPPO RENO Z ?

	PRODUCT 1	PRODUCT 2
	ONEPLUS ONEPLUS 9	OPPO OPPO RENO Z
VERSION
Announced		2019
Release date	March 2021	2019
NETWORK
Technology	5G
DEVICE
Dimensions	160 x 74.2 x 8.7 mm	157.3 x 74.9 x 9.1 mm
Weight	192 g	186 g
S.I.M.	Dual SIM	Double SIM
Design	16 MP (1080p@30fps)	32MP
Other	Always-on display / Permanent display	HDR 10
SCREEN
langfront.Type	Fluid AMOLED,120Hz,HDR10+,
Size	6.55 inches	6.4 inches
Resolution	1080 x 2400 pixels	1080 x 2340 pixels
Protection	Corning Gorilla Glass

PLATFORM
Operating system	Android 11,OxygenOS 11,	Android 9.0 (Pie); ColorOS 6
Chipset	Qualcomm SM8350 Snapdragon 888 (5nm)	Mediatek MT6779 Helio P90 (12nm)
Processor	Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680	Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55)
GPU	Adreno 660	PowerVR GM9446
MEMORY
Card slot	❌	❌
Internal & RAM	128GB 8GB RAM, 256GB 12GB RAM	128/256 GB, 6 GB RAM
CAMERA
Main	50 MP + 48 MP + 2 MP	48 MP + 5 MP
SOUND
Loudspeaker	Yes, with stereo speakers / Oui, avec haut-parleurs stéréo	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	✔️	✔️
Radio	❌	❌
USB	USB Type-C 3.1	Type-C 1.0
CHARACTERISTICS
Sensors	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass,color spectrum / Fingerprint (under screen),optical),accelerometer,gyroscope,proximity,compass,color spectrum,	Fingerprint (under display),accelerometer,gyroscope,proximity,compass,
Various	Fast Charging 65W (100% in 30 min),Fast wireless charging 15W,USB Power Delivery / Fast battery charging 65W (100% in 30 min),15W fast wireless charging,USB power supply,	20W fast battery charging
BATTERY
Type	4500 mAh	4035 mAh

What is the difference between ONEPLUS 9 and OPPO RENO Z ?

ONEPLUS

ONEPLUS 9

OPPO

OPPO RENO Z