Poco X3 vs Vivo V21

Poco X3 vs Vivo V21: Looking to compare the Poco X3 and Vivo V21? Read on to discover the key differences and similarities between these two popular smartphones.

Feature	Poco X3	Vivo V21
Display	6.67-inch IPS LCD	6.44-inch AMOLED
Resolution	1080 x 2400 pixels	1080 x 2400 pixels
Refresh Rate	120Hz	90Hz
Processor	Qualcomm Snapdragon 732G	MediaTek Dimensity 800U
RAM	6GB/8GB	8GB
Storage	64GB/128GB/256GB	128GB
Main Camera	64 MP wide (f/1.9) 13 MP ultrawide (f/2.2) 2 MP macro (f/2.4) 2 MP depth (f/2.4)	64 MP wide (f/1.79) 8 MP ultrawide (f/2.2) 2 MP macro (f/2.4)
Front Camera	20 MP wide (f/2.2)	44 MP wide (f/2.0)
Battery Capacity	6000 mAh	4000 mAh
Charging	33W fast charging	33W fast charging
Operating System	MIUI 12 based on Android 10	Funtouch OS 11.1 based on Android 11
Security	Side-mounted fingerprint sensor	In-display fingerprint sensor
Weight	215 grams	176 grams
Dimensions	165.3 x 76.8 x 9.4 mm	159.7 x 73.9 x 7.3 mm
Headphone Jack	Yes	No
5G Support	No	Yes
Expandable Storage	Yes (up to 256GB)	No
Sim Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)