Oppo Reno 3a vs Samsung Galaxy S21 Ultra

Oppo Reno 3a vs Samsung Galaxy S21 Ultra: Discover the key differences between Oppo Reno 3a and Samsung Galaxy S21 Ultra in this comprehensive comparison. From camera capabilities to performance and design, explore which smartphone comes out on top.

Feature	Oppo Reno 3a	Samsung Galaxy S21 Ultra
Display	6.44-inch AMOLED	6.8-inch Dynamic AMOLED 2X
Resolution	2400 x 1080 pixels	3200 x 1440 pixels
Refresh Rate	60Hz	Up to 120Hz
Processor	Qualcomm Snapdragon 665	Exynos 2100 / Qualcomm Snapdragon 888
RAM	6GB	12GB / 16GB / 32GB
Storage	128GB	128GB / 256GB / 512GB
Main Camera	48 MP (f/1.7)	108 MP (f/1.8)
Ultra-Wide Camera	8 MP (f/2.2)	12 MP (f/2.2)
Telephoto Camera	2 MP (f/2.4)	10 MP Periscope (f/4.9)
Front Camera	16 MP (f/2.0)	40 MP (f/2.2)
Video Recording	4K @ 30fps	8K @ 24fps
Battery Capacity	4025 mAh	5000 mAh
Fast Charging	Yes (30W)	Yes (Up to 100W)
Wireless Charging	No	Yes
Operating System	Android	Android
5G Support	No	Yes
Water and Dust Resistance	No	Yes (IP68)
Biometric Authentication	Fingerprint (rear-mounted)	Fingerprint (under display), Face Recognition
Dimensions	160.9 x 74.1 x 8.2 mm	165.1 x 75.6 x 8.9 mm
Weight	175g	229g