Oppo Reno4 vs Samsung Galaxy S21 Ultra

Oppo Reno4 vs Samsung Galaxy S21 Ultra: Get ready for a head-to-head battle between the Oppo Reno4 and the Samsung Galaxy S21 Ultra. These two flagship smartphones have created quite a buzz in the market. Find out which one comes out on top in terms of design, performance, camera capabilities, and more. Discover the key differences and make an informed decision before making your next smartphone purchase.

Feature	Oppo Reno4	Samsung Galaxy S21 Ultra
Display Size	6.4 inches	6.8 inches
Display Type	AMOLED	Dynamic AMOLED 2X
Display Resolution	1080 x 2400 pixels	1440 x 3200 pixels
Refresh Rate	90Hz	120Hz (up to 160Hz with FHD+ resolution)
Processor	Qualcomm Snapdragon 720G	Exynos 2100 (Global) / Qualcomm Snapdragon 888 (USA/China)
RAM	8GB	12GB / 16GB
Storage	128GB	128GB / 256GB / 512GB
Main Camera	48 MP (f/1.7) wide 8 MP (f/2.2) ultrawide 2 MP (f/2.4) depth	108 MP (f/1.8) wide 12 MP (f/2.2) ultrawide 10 MP (f/2.4) telephoto 10 MP (f/4.9) periscope telephoto
Front Camera	32 MP (f/2.4) wide	40 MP (f/2.2) wide
Video Recording	4K@30fps 1080p@30/60/120fps	8K@24fps 4K@30/60fps 1080p@30/60/240fps
Battery Capacity	4015 mAh	5000 mAh
Charging	Fast charging 30W	Fast charging 25W Fast wireless charging 15W Reverse wireless charging 4.5W
Operating System	Android 10, ColorOS 7.2	Android 11, One UI 3.1
Water and Dust Resistance	No	IP68
5G Support	Yes	Yes
Expandable Storage	No	No
Biometric Authentication	In-display fingerprint sensor	In-display fingerprint sensor
Dimensions	160.3 x 73.9 x 7.7 mm	165.1 x 75.6 x 8.9 mm
Weight	165 grams	229 grams