Difference between NOKIA 8.1 and OPPO K7X ?

	PRODUCT 1	PRODUCT 2
	NOKIA NOKIA 8.1	OPPO OPPO K7X
VERSION
Announced	2018	2020
Release date	2018	2020
NETWORK
Technology		GSM / CDMA / HSPA / EVDO / LTE / 5G ♥
DEVICE
Dimensions	154.8 x 75.8 x 8 mm	162.2 x 75.1 x 9.1 mm (6.39 x 2.96 x 0.36 in)
Weight	180 g	194 (g6.84 oz)
S.I.M.		Dual SIM / Double SIM ☺
Design	2160p@30fps,1080p@30fps,	16MP
Other
SCREEN
langfront.Type		LTPS IPS LCD,90Hz,
Size	6.18 inches - 1080 x 2280 p	6.5 inches ☺
Resolution		1080 x 2400 pixels
Protection		Gorilla Glass 3 ↓
PLATFORM
Operating system	Android 9.0 (Pie)	Android 10,ColorOS 7.2,
Chipset		MediaTek MT6853V Dimensity 720 5G (7nm) ☺
Processor	Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)	Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) ☺
GPU	Adreno 616	Mali-G57 MC3
MEMORY
Card slot	microSD, up to 400 GB	Non / No ↓
Internal & RAM	64 GB, 4 GB RAM	128GB 6GB RAM
CAMERA
Main	12 MP + 13 MP - Selfie 20 MP	48 MP + 8 MP + 2 MP + 2 MP ☺
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi		✔️
Bluetooth		✔️
GPS	✔️	✔️
NFC	✔️	❌
Radio	❌	❌
USB	2.0,Type-C 1.0,	Type-C 2.0 ☺
CHARACTERISTICS
Sensors	Fingerprint reader	Fingerprint (side-mounted),accelerometer,gyro,proximity,compass ☺ Fingerprint (side mounted),accelerometer,gyroscope,proximity,compass,
Various	Fast charge	Fast charging 30W,Reverse charging ☺ / 30W fast charge,reverse charge,
BATTERY
Type	3500 mAh	5000 mAh ♥

What is the difference between NOKIA 8.1 and OPPO K7X ?