Difference between SAMSUNG GALAXY A02 and VIVO IQOO Z1 ?

	PRODUCT 1	PRODUCT 2
	SAMSUNG SAMSUNG GALAXY A02	VIVO VIVO IQOO Z1
VERSION
Announced	2021	2020
Release date	2021	2020
NETWORK
Technology	GSM / HSPA / LTE
DEVICE
Dimensions	164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)	164 x 75.6 x 8.9 mm
Weight	206 (g7.27 oz)	195 g
S.I.M.	Single SIM or Dual SIM / Single or Dual SIM	Double SIM
Design	5 MP	16MP
Other		HDR 10 - 144Hz refresh rate
SCREEN
langfront.Type	PLS IPS
Size	6.5 inches	6.57 inches
Resolution	720 x 1600 pixels	1080 x 2408 pixels
Protection

PLATFORM
Operating system	Android 10,One UI 2.0,	Android 10,iQOO UI 1.0,
Chipset	Mediatek MT6739W (28nm)	Mediatek Dimensity 1000+ (7nm)
Processor	Quad-core 1.5 GHz Cortex-A53	Octa-core (4x2.6 GHz Cortex-A77 & 4x2.0 GHz Cortex-A55)
GPU	PowerVR GE8100	Mali-G77 MC9
MEMORY
Card slot	microSDXC	❌
Internal & RAM	32GB 3GB RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
CAMERA
Main	13 MP + 2 MP	48 MP + 8 MP + 2 MP
SOUND
Loudspeaker	✔️	✔️
Jack 3,5 mm	✔️	✔️
CONNECTIVITY
Wifi	✔️	✔️
Bluetooth	✔️	✔️
GPS	✔️	✔️
NFC	❌	✔️
Radio		❌
USB	microUSB 2.0	2.0,Type-C 1.0,
CHARACTERISTICS
Sensors	Accelerometer,proximity / Accelerometer,proximity,	Fingerprint (lateral),accelerometer,proximity,compass,
Various		44W fast battery charging
BATTERY
Type	5000 mAh	4500 mAh

What is the difference between SAMSUNG GALAXY A02 and VIVO IQOO Z1 ?