Difference between XIAOMI REDMI K40S and XIAOMI A1 ? in United States

	PRODUCT 1	PRODUCT 2
	XIAOMI XIAOMI REDMI K40S	XIAOMI XIAOMI A1
VERSION
Announced	March 2022	September 2022
Release date	March 2022	September 2022
NETWORK
Technology	5G	4G
DEVICE
Dimensions	163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)	164.9 x 76.5 x 9.1 mm (6.49 x 3.01 x 0.36 in)
Weight	195 (g6.88 oz)	192 (g6.77 oz)
S.I.M.	Dual SIM
Design	20 MP (1080p@30/120fps)	5 MP
Other	Splash-resistant
SCREEN
langfront.Type	AMOLED,120Hz,HDR10+,	IPS LCD
Size	6.67 inches	6.52 inches
Resolution	1080 x 2400 pixels	720 x 1600 pixels
Protection	Corning Gorilla Glass 5

PLATFORM
Operating system	Android 12,MIUI 13,	Android 12,MIUI 12,
Chipset	Qualcomm SM8250-AC Snapdragon 870 5G (7nm)	Mediatek MT6761 Helio A22 (12nm)
Processor	Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)	Quad-core 2.0 GHz Cortex-A53
GPU	Adreno 650	PowerVR GE8320
MEMORY
Card slot	❌	microSDXC
Internal & RAM	128GB 6GB RAM or 128GB 8GB RAM or 256GB 8GB RAM or 256GB 12GB RAM	32GB 2GB RAM
CAMERA
Main	48 MP (f/1.8) + 8 MP (119˚) + 2 MP	8 MP + 0.3 MP
SOUND
Loudspeaker	Yes, with stereo speakers	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	dual-band,Wi-Fi Direct,hotspot,	✔️
Bluetooth	5.2	✔️
GPS	✔️	✔️
NFC	✔️	❌
Radio	❌
USB	USB Type-C 2.0	microUSB 2.0
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,gyro,proximity,compass,color spectrum,	Accelerometer,Virtual proximity sensing,
Various	Fast charging 67W,Power Delivery 3.0,Quick Charge 3+,
BATTERY
Type	4500 mAh	5000 mAh

What is the difference between XIAOMI REDMI K40S and XIAOMI A1 in United States?