Oppo Find X9 Ultra beats iPhone 17 Pro Max in battery and charging tests
Updated
Updated · Tom's Guide · May 3
Oppo Find X9 Ultra beats iPhone 17 Pro Max in battery and charging tests
9 articles · Updated · Tom's Guide · May 3
In a three-hour 1080p YouTube Wi-Fi test, Oppo finished at 94% battery versus Apple's 90%, then reached 44% and 74% charge at 15 and 30 minutes.
The iPhone 17 Pro Max hit 35% and 64% in the same charging test, despite Apple adding faster 40W charging and vapor cooling with its A19 Pro chipset.
The comparison highlights how Oppo's 7,050mAh silicon-carbon battery outpaces the iPhone's reported 4,823mAh to 5,088mAh lithium-ion pack, underscoring pressure on Apple and Samsung to adopt newer battery technology.
Conflicting tests name different battery kings, so which phone really lasts the longest in daily use?
Why are Apple and Samsung avoiding the powerful battery tech their rivals have already embraced?