Difference between OPPO A78 4G and XIAOMI MI WATCH REVOLVE ACTIVE ?

	PRODUCT 1	PRODUCT 2
	OPPO OPPO A78 4G	XIAOMI XIAOMI MI WATCH REVOLVE ACTIVE
VERSION
Announced	July 2023	June 2021
Release date	July 2023	June 2021
NETWORK
Technology	4G	❌
DEVICE
Dimensions	160 x 73.2 x 7.9 mm (6.30 x 2.88 x 0.31 in)
Weight	180 (g6.35 oz)	32 (g1.13 oz)
S.I.M.		❌
Design	8 MP (1080p@30fps)	Glass front,plastic back,plastic frame / Glass facade,plastic back,plastic frame,
Other	IP54,dust and splash resistant,	Waterproof (5ATM) / Waterproof (5ATM)
SCREEN
langfront.Type	AMOLED,90Hz,	AMOLED
Size	6.43 inches	1.39 inches
Resolution	1080 x 2400 pixels	454 x 454 pixels
Protection	Corning Gorilla Glass 5

PLATFORM
Operating system	Android 13,ColorOS 13.1,	Proprietary OS
Chipset	Qualcomm SM6225 Snapdragon 680 4G (6nm)
Processor	Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)	--
GPU	Adreno 610
MEMORY
Card slot	microSDXC	❌
Internal & RAM	128GB 8GB RAM or 256GB 8GB RAM	--
CAMERA
Main	50 MP (f/1.8) + 2 MP (depth)	❌
SOUND
Loudspeaker	Yes, with stereo speakers	✔️
Jack 3,5 mm	✔️	❌
CONNECTIVITY
Wifi	dual-band	❌
Bluetooth	5.0	✔️
GPS	✔️	✔️
NFC	✔️	❌
Radio	❌	❌
USB	USB Type-C 2.0	❌
CHARACTERISTICS
Sensors	Fingerprint (under display,optical),accelerometer,gyro,proximity,compass,	Accelerometer,heart rate,SpO2,gyro,barometer,compass / Accelerometer,cardiac frequency,SpO2,gyroscope,barometer,compass,
Various	Fast Charging 67W
BATTERY
Type	5000 mAh	420 mAh

What is the difference between OPPO A78 4G and XIAOMI MI WATCH REVOLVE ACTIVE ?