Difference between OPPO A31 and OPPO RENO3 PRO ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A31	OPPO OPPO RENO3 PRO
VERSION
Announced		2019
Release date	2020	2019
NETWORK
Technology	4G
DEVICE
Dimensions		159.4 x 72.4 x 7.7 mm
Weight	180 (g6.35 oz)	171 g
S.I.M.	Dual SIM	Double SIM
Design	8 MP	32MP
Other		800 nits max brightness - 90Hz - DCI-P3
SCREEN
langfront.Type	IPS LCD
Size	6.5 inches	6.5 inches
Resolution	720 x 1600 pixels	1080 x 2400 pixels
Protection	Gorilla Glass 3	Gorilla Glass 5

PLATFORM
Operating system	Android 9.0 (Pie),ColorOS 6.1,	Android 10.0; ColorOS 7
Chipset	Mediatek MT6765V/CB Helio P35 (12nm)	Qualcomm SDM765 Snapdragon 765G (7nm)
Processor	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
GPU	PowerVR GE8320	Adreno 620
MEMORY
Card slot	microSDXC	❌
Internal & RAM	64GB 4GB RAM or 128GB 4GB RAM or 128GB 6GB RAM	128GB 8GB RAM
CAMERA
Main	12 MP + 2 MP + 2 MP	48 MP + 13 MP + 8 MP + 2 MP
SOUND
Loudspeaker	✔️	Oui, avec haut-parleurs stéréo
Jack 3,5 mm	✔️	❌
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️
GPS	✔️	✔️
NFC	❌	✔️
Radio	FM Radio
USB	microUSB 2.0	3.1,Type-C 1.0,
CHARACTERISTICS
Sensors	Fingerprint (rear-mounted),accelerometer,gyro,proximity,compass / Fingerprint (rear mounted),accelerometer,gyroscope,proximity,compass,	Fingerprint (under screen,optical),accelerometer,gyroscope,proximity,compass,
Various		30W fast battery charging
BATTERY
Type	4230 mAh	4025 mAh

What is the difference between OPPO A31 and OPPO RENO3 PRO ?