Samsung Galaxy S21 Ultra vs Asus Zenfone 4 Pro Zs551kl

Samsung Galaxy S21 Ultra vs Asus Zenfone 4 Pro Zs551kl: Compare the Samsung Galaxy S21 Ultra and Asus Zenfone 4 Pro Zs551kl to make an informed decision on which smartphone suits your needs. Discover the key differences and similarities between these two flagship devices in terms of design, performance, camera capabilities, and more.

Feature	Samsung Galaxy S21 Ultra	Asus Zenfone 4 Pro Zs551kl
Display Size	6.8 inches	5.5 inches
Display Type	Dynamic AMOLED 2X	AMOLED
Resolution	3200 x 1440 pixels	1920 x 1080 pixels
Processor	Exynos 2100 / Qualcomm Snapdragon 888	Qualcomm Snapdragon 835
RAM	12/16 GB	6 GB
Storage	128/256/512 GB	64/128 GB
Main Camera	108 MP (f/1.8) 12 MP (f/2.2) ultra-wide 10 MP (f/2.4) telephoto 10 MP (f/4.9) periscope telephoto	12 MP (f/1.7) Sony IMX362 16 MP (f/2.2) Sony IMX351
Front Camera	40 MP (f/2.2)	8 MP (f/1.9)
Video Recording	8K @ 24fps 4K @ 30/60fps	4K @ 30fps
Battery Capacity	5000 mAh	3600 mAh
Charging	Fast charging, wireless charging, reverse wireless charging	Fast charging
Operating System	Android 11	Android 7.1.1 (Nougat)
Water and Dust Resistance	IP68	None
Expandable Storage	No	Yes, up to 2 TB
Headphone Jack	No	Yes
Biometric Authentication	Fingerprint (under display), face recognition	Fingerprint (rear-mounted)
Connectivity	5G, 4G LTE, Wi-Fi 6, Bluetooth 5.2	4G LTE, Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 5.0
SIM Card	Dual SIM (Nano-SIM and eSIM)	Dual SIM (Nano-SIM, dual stand-by)
Dimensions	165.1 x 75.6 x 8.9 mm	156.9 x 75.6 x 7.6 mm
Weight	227 grams	175 grams