Difference between OPPO A73 5G and OPPO K1 ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A73 5G	OPPO OPPO K1
VERSION
Announced	2020	2018
Release date	2020	2018
NETWORK
Technology	GSM / HSPA / LTE / 5G
DEVICE
Dimensions	162 x 75 x 7.9 mm (6.38 x 2.95 x 0.31 in)
Weight	177 (g6.24 oz)
S.I.M.	Dual SIM	Duel
Design	8 MP	2160p@30fps,1080p@30fps,
Other
SCREEN
langfront.Type	LTPS IPS LCD,90Hz,
Size	6.5 inches	6.4 inches - 1080 x 2340 pixels
Resolution	1080 x 2400 pixels
Protection
PLATFORM
Operating system	Android 10,ColorOS 7.2,	Android 8.1 (Oreo)
Chipset	MediaTek MT6853V Dimensity 720 5G (7nm)
Processor	Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)	Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU	Mali-G57 MC3
MEMORY
Card slot	microSDXC	❌
Internal & RAM	128GB 8GB RAM	64 GB, 4/6 GB RAM
CAMERA
Main	16 MP + 8 MP + 2 MP	Dual 16 MP & 2 MP - Selfie 25 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️	✔️
NFC	✔️
Radio		❌
USB	Type-C 2.0
CHARACTERISTICS
Sensors	Fingerprint (side-mounted),accelerometer,gyro,proximity,compass / Fingerprint (lateral),	Fingerprint reader
Various	Fast Charging 18W / Fast battery charge 18W
BATTERY
Type	4040 mAh	3500 mAh

What is the difference between OPPO A73 5G and OPPO K1 ?