Difference between REALME NARZO 50 A and REALME 12X ?

	PRODUCT 1	PRODUCT 2
	REALME REALME NARZO 50 A	REALME REALME 12X
VERSION
Announced	October 2021	March 2024
Release date	October 2021	April 2024
NETWORK
Technology	4G	5G
DEVICE
Dimensions	164.5 x 75.9 x 9.6 mm (6.48 x 2.99 x 0.38 in)
Weight	207 (g7.30 oz)	190 (g6.70 oz)
S.I.M.	Dual SIM
Design	8 MP	8 MP (1080p@30fps)
Other		IP54,dust and splash resistant,
SCREEN
langfront.Type	IPS LCD	IPS LCD,120Hz,
Size	6.5 inches	6.67 inches
Resolution	720 x 1600 pixels	1080 x 2400 pixels
Protection

PLATFORM
Operating system	Android 11,Realme UI 2.0,	Android 14,Realme UI 5.0,
Chipset	MediaTek Helio G85 (12nm)	Mediatek Dimensity 6100+ (6nm)
Processor	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)	Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU	Mali-G52 MC2	Mali-G57 MC2
MEMORY
Card slot	microSDXC
Internal & RAM	64GB 4GB RAM or 128GB 4GB RAM	256GB 12GB RAM or 512GB 12GB RAM
CAMERA
Main	50 MP + 2 MP + 2 MP	50 MP (f/1.8) + 2 MP (depth)
SOUND
Loudspeaker		✔️
Jack 3,5 mm		✔️
CONNECTIVITY
Wifi	✔️	dual-band,Wi-Fi Direct,
Bluetooth	✔️	5.2
GPS	✔️	✔️
NFC	❌
Radio
USB	USB Type-C 2.0	USB Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (rear-mounted),accelerometer,proximity,compass / Fingerprint (rear mounted),accelerometer,proximity,compass,	Fingerprint (side-mounted),accelerometer,proximity,compass,
Various	Fast Charging 18W / Fast battery charge 18W	Charging 15W
BATTERY
Type	6000 mAh	5000 mAh

What is the difference between REALME NARZO 50 A and REALME 12X ?