Difference between XIAOMI WATCH COLOR 2 and OPPO A7 ?

	PRODUCT 1	PRODUCT 2
	XIAOMI XIAOMI WATCH COLOR 2	OPPO OPPO A7
VERSION
Announced	September 2021	2018
Release date	September 2021
NETWORK
Technology	❌
DEVICE
Dimensions		155.9 x 75.4 x 8.1 mm
Weight		158 g
S.I.M.	❌
Design	Glass front,stainless steel frame,plastic back / Glass facade,stainless steel frame,plastic back,	16MP
Other	Waterproof / Étanche
SCREEN
langfront.Type	AMOLED
Size	1.43 inches	6.2 inches
Resolution	454 x 454 pixels	720 x 1520 pixels
Protection

PLATFORM
Operating system	Proprietary OS	Android 8.1 (Oreo)
Chipset
Processor	--	Octa-core 1.8 GHz Cortex-A53
GPU
MEMORY
Card slot	❌	microSD, up to 256 GB
Internal & RAM	--	32 GB, 3/4 GB RAM
CAMERA
Main	❌	13 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	❌	✔️
CONNECTIVITY
Wifi	✔️
Bluetooth	✔️
GPS	✔️	✔️
NFC	✔️
Radio	❌	✔️
USB	❌	microUSB 2.0
CHARACTERISTICS
Sensors	Accelerometer,gyro,heart rate,barometer,SpO2 / Accelerometer,gyroscope,cardiac frequency,barometer,SpO2,	Fingerprint reader
Various
BATTERY
Type	470 mAh	4230 mAh

What is the difference between XIAOMI WATCH COLOR 2 and OPPO A7 ?