Difference between SAMSUNG GALAXY A03 and OPPO K7 5G ?

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY A03	OPPO OPPO K7 5G
VERSION
Announced	November 2021	2020
Release date	January 2022	2020
NETWORK
Technology	4G	5G
DEVICE
Dimensions	164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)	160.3 x 74.3 x 8 mm
Weight	196 (g6.91 oz)	180 g
S.I.M.		Double SIM
Design	5 MP	32MP
Other		430 nits typ. brightness
SCREEN
langfront.Type	PLS LCD
Size	6.5 inches	6.4 inches
Resolution	720 x 1600 pixels	1080 x 2400 pixels
Protection		Gorilla Glass 5

PLATFORM
Operating system	Android 11,upgradable to Android 13,One UI core 5,	Android 10,ColorOS 7,
Chipset	Unisoc T606 (12nm)	Qualcomm SDM765 Snapdragon 765G (7nm)
Processor	Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)	Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
GPU	Mali-G57 MP1	Adreno 620
MEMORY
Card slot	microSDXC	❌
Internal & RAM	32GB 3GB RAM or 32GB 4GB RAM or 64GB 4GB RAM or 64GB 3GB RAM or 128GB 4GB RAM	128GB/256GB - 8GB RAM
CAMERA
Main	48 MP + 2 MP	48 MP (large) - 8 MP (ultra-large) - 2 MP - 2 MP (profondeur)
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	5.0	✔️
GPS	✔️	✔️
NFC	❌	✔️
Radio
USB	microUSB 2.0	2.0,Type-C 1.0,
CHARACTERISTICS
Sensors	Accelerometer,proximity,	Fingerprint (under screen,optical),accelerometer,gyroscope,proximity,compass,
Various		30W fast charging,50% in 20 min,
BATTERY
Type	5000 mAh	4025 mAh

What is the difference between SAMSUNG GALAXY A03 and OPPO K7 5G ?