Difference between OPPO A8 and REALME X7 PRO ULTRA ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A8	REALME REALME X7 PRO ULTRA
VERSION
Announced	2019	April 2021
Release date	2019	April 2021
NETWORK
Technology		5G
DEVICE
Dimensions	163.9 x 75.5 x 8.3 mm
Weight	180 g	170 (g6.00 oz)
S.I.M.	Double SIM	Dual SIM
Design	8 MP	32 MP (1080p@30fps)
Other
SCREEN
langfront.Type		Super AMOLED,90Hz,
Size	6.5 inches	6.55 inches (Super AMOLED)
Resolution	720 x 1600 pixels	1080 x 2400 pixels
Protection		Corning Gorilla Glass 5

PLATFORM
Operating system	Android 9.0 (Pie); ColorOS 6.1	Android 11,Realme UI 2.0,
Chipset	Mediatek MT6765 Helio P35 (12nm)	Mediatek MT6889Z Dimensity 1000+ (7nm)
Processor	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (4x2.6 GHz Cortex-A77 & 4x2.0 GHz Cortex-A55)
GPU	PowerVR GE8320	Mali-G77 MC9
MEMORY
Card slot	microSD, jusqu`à 256 Go	❌
Internal & RAM	128GB 4GB RAM	128GB 8GB RAM or/ou 256GB 12GB RAM
CAMERA
Main	12 MP + 2 MP + 2 MP	64 MP + 8 MP (119˚) + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	❌
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC		✔️
Radio	FM Radio	❌
USB	✔️	USB Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (rear mounted),accelerometer,proximity,compass,	Fingerprint (side-mounted),accelerometer,gyro,proximity,compass / Fingerprint (lateral),accelerometer,gyroscope,proximity,compass,
Various		Fast Charging 65W (100% in 35 min) / Fast battery charge 65W (100% in 35 min)
BATTERY
Type	4230 mAh	4500 mAh (100% in 35 min)

What is the difference between OPPO A8 and REALME X7 PRO ULTRA ?