Difference between REALME C20 and REALME C25S ?

	PRODUCT 1	PRODUCT 2
	REALME REALME C20	REALME REALME C25S
VERSION
Announced	2021	June 2021
Release date	2021	June 2021
NETWORK
Technology	GSM / HSPA / LTE	4G
DEVICE
Dimensions	165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in)
Weight	190 (g6.70 oz)	209 (g7.37 oz)
S.I.M.	Dual SIM	Dual SIM
Design	5 MP	8 MP
Other
SCREEN
langfront.Type	IPS LCD	IPS LCD
Size	6.5 inches	6.5 inches
Resolution	720 x 1600 pixels	720 x 1600 pixels
Protection	Gorilla Glass 3

PLATFORM
Operating system	Android 10,realme UI 1.0,	Android 11,Realme UI 2.0,
Chipset	MediaTek Helio G35 (12nm)	MediaTek Helio G85 (12nm)
Processor	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU	PowerVR GE8320	Mali-G52 MC2
MEMORY
Card slot	microSDXC	microSDXC
Internal & RAM	32GB 2GB RAM	64GB 4GB RAM or 128GB 4GB RAM
CAMERA
Main	8 MP	13 MP + 2 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	❌	❌
Radio	FM Radio
USB	microUSB 2.0	USB Type-C 2.0
CHARACTERISTICS
Sensors	Accelerometer,proximity,compass,	Fingerprint (rear-mounted),accelerometer,proximity,compass / Fingerprint (rear mounted),accelerometer,proximity,compass,
Various	Fast Charging 10W / Fast battery charge 10W	Fast charging 18W - Reverse charging
BATTERY
Type	5000 mAh	6000 mAh

What is the difference between REALME C20 and REALME C25S ?