Difference between OPPO A15S and SAMSUNG GALAXY M02 ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A15S	SAMSUNG SAMSUNG GALAXY M02
VERSION
Announced	2020	2021
Release date	2021	2021
NETWORK
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
DEVICE
Dimensions	164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in)	164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)
Weight	177 (g6.24 oz)	206 (g7.27 oz)
S.I.M.	Dual SIM	Single SIM or Dual SIM / Single or Dual SIM
Design	8 MP	5 MP
Other
SCREEN
langfront.Type	IPS LCD	PLS IPS
Size	6.52 inches	6.5 inches
Resolution	720 x 1600 pixels	720 x 1600 pixels
Protection

PLATFORM
Operating system	Android 10,ColorOS 7.2,	Android 10,One UI 2.0,
Chipset	Mediatek MT6765 Helio P35 (12nm)	Mediatek MT6739W (28nm)
Processor	Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Quad-core 1.5 GHz Cortex-A53
GPU	PowerVR GE8320	PowerVR GE8100
MEMORY
Card slot	microSDXC	microSDXC
Internal & RAM	64GB 4GB RAM	32GB 2GB RAM, 32GB 3GB RAM
CAMERA
Main	13 MP + 2 MP + 2 MP	13 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	❌	❌
Radio	FM Radio
USB	microUSB 2.0	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint (rear-mounted),accelerometer,proximity,	Accelerometer,proximity / Accelerometer,proximity,
Various	Fast Charging 10W
BATTERY
Type	4230 mAh	5000 mAh

What is the difference between OPPO A15S and SAMSUNG GALAXY M02 ?