Difference between SAMSUNG GALAXY M51 and OPPO K1 ? in United States

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY M51	OPPO OPPO K1
VERSION
Announced	2020	2018
Release date	2020	2018
NETWORK
Technology
DEVICE
Dimensions
Weight	213 g
S.I.M.	Double SIM	Duel
Design	32MP	2160p@30fps,1080p@30fps,
Other
SCREEN
langfront.Type
Size	6.7 inches	6.4 inches - 1080 x 2340 pixels
Resolution	1080 x 2340 pixels
Protection	Gorilla Glass 3

PLATFORM
Operating system	Android 10,One UI 2.1,	Android 8.1 (Oreo)
Chipset	Qualcomm SDM730 Snapdragon 730G (8nm)
Processor	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)	Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU	Adreno 618
MEMORY
Card slot	microSDXC	❌
Internal & RAM	128GB 6GB RAM or 128GB 8GB RAM	64 GB, 4/6 GB RAM
CAMERA
Main	64 MP + 12 MP + 5 MP + 5 MP	Dual 16 MP & 2 MP - Selfie 25 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️	✔️
NFC	✔️
Radio	FM Radio	❌
USB	2.0,Type-C 1.0,
CHARACTERISTICS
Sensors	Fingerprint (lateral),accelerometer,gyroscope,proximity,compass,	Fingerprint reader
Various	25W fast charging,100% in 115 min - Reverse charge,
BATTERY
Type	7000 mAh	3500 mAh

What is the difference between SAMSUNG GALAXY M51 and OPPO K1 in United States?