Difference between XIAOMI REDMI K30 5G RACING and XIAOMI REDMI A2 ? in countries.United States

	PRODUCT 1	PRODUCT 2
	XIAOMI XIAOMI REDMI K30 5G RACING	XIAOMI XIAOMI REDMI A2
VERSION
Announced	2020	March 2023
Release date	Rumour - Spécifications préliminaires	March 2023
NETWORK
Technology		4G
DEVICE
Dimensions	165.3 x 76.6 x 8.8 mm	164.9 x 76.8 x 9.1 mm (6.49 x 3.02 x 0.36 in)
Weight	208 g	192 (g6.77 oz)
S.I.M.	Hybrid Dual SIM (Nano-SIM,dual watch),
Design	20 MP + 2 MP	5 MP (1080p@30fps)
Other	HDR10 - 120Hz
SCREEN
langfront.Type		IPS LCD
Size	6.67 inches	6.52 inches
Resolution	1080 x 2400 pixels	720 x 1600 pixels
Protection	Gorilla Glass 5

PLATFORM
Operating system	Android 10,MIUI 11,	Android 12 (Go edition),MIUI,
Chipset	Qualcomm SDM768 Snapdragon 768G (7nm)	Mediatek Helio G36 (12nm)
Processor	Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)	Octa-core (4x2.2 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU	Adreno 620	PowerVR GE8320
MEMORY
Card slot	❌	microSDXC
Internal & RAM	128 GB, 6 GB RAM	32GB 2GB RAM or 32GB 3GB RAM
CAMERA
Main	64 MP + 8 MP + 5 MP + 2 MP	8 MP + Depth CAMERA
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	5.0
GPS	✔️	✔️
NFC	✔️	❌
Radio	FM Radio	FM Radio
USB	2.0,Type-C 1.0,	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint (lateral),accelerometer,gyroscope,proximity,compass,infrared,	Accelerometer
Various	30W fast battery charging	Charging 10W
BATTERY
Type	4500 mAh	5000 mAh

What is the difference between XIAOMI REDMI K30 5G RACING and XIAOMI REDMI A2 in countries.United States?