Samsung Galaxy S21 Ultra vs Asus Zenfone 9

Samsung Galaxy S21 Ultra vs Asus Zenfone 9: Compare the Samsung Galaxy S21 Ultra and the Asus Zenfone 9 to find out which flagship smartphone offers superior features, performance, and value for money. Discover the key differences between these two devices and make an informed decision before making your next purchase.

Feature	Samsung Galaxy S21 Ultra	Asus Zenfone 9
Display	6.8-inch Dynamic AMOLED 2X	6.7-inch Super AMOLED
Resolution	3200 x 1440 pixels	2400 x 1080 pixels
Refresh Rate	120Hz	90Hz
Processor	Exynos 2100 / Qualcomm Snapdragon 888	Qualcomm Snapdragon 888
RAM	12GB / 16GB	8GB / 12GB
Storage	128GB / 256GB / 512GB	128GB / 256GB
Main Camera	108 MP wide (f/1.8) 12 MP ultra-wide (f/2.2) 10 MP periscope telephoto (f/4.9) 10 MP telephoto (f/2.4)	64 MP wide (f/1.8) 12 MP ultra-wide (f/2.2) 8 MP telephoto (f/2.4)
Front Camera	40 MP (f/2.2)	32 MP (f/2.5)
Video Recording	8K @ 24fps, 4K @ 60fps	8K @ 30fps, 4K @ 60fps
Battery Capacity	5000 mAh	6000 mAh
Charging	25W Fast Charging, 15W Wireless Charging	30W Fast Charging, 10W Reverse Charging
Operating System	Android 11, One UI 3.1	Android 12, ZenUI
5G Support	Yes	Yes
Water and Dust Resistance	IP68	IP68
Expandable Storage	No	Yes, up to 2TB
Biometric Authentication	Fingerprint (under display), Face Recognition	Fingerprint (under display), Face Recognition
Dimensions	165.1 x 75.6 x 8.9 mm	164 x 76.5 x 9.1 mm
Weight	227 grams	215 grams