OPPO Find X9 Pro vs. iPhone 17 Pro Max vs. Galaxy S25 Ultra Battery Test

Battery test between the OPPO Find X9 Pro (7500 mAh), Apple iPhone 17 Pro Max (5088 mAh), and Samsung Galaxy S25 Ultra (5000 mAh) to see how each phone’s battery life stacks up.
Disclosure: we partnered with OPPO, but OPPO didn’t have a say in our methodology nor did they get to see this video before publishing.

#oppofindx9series
#oppofindx9pro

TEST NOTES:
– Screens were calibrated to 200 nits with auto brightness turned off.
– Speakers calibrated to the nearest decibel count.
– Tested within equal distance of a mini cell tower.
– Tested in a temperature-controlled environment.

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5 Comments

  1. Battery in the S25 ultra is good enough for me. 8 hours of screen time with straight use or 2 days of battery with off and on use and full charges in an hour. More than enough as i remember how bad my iPhone 3Gs battery was, would charge that shit twice a day without using it and 4 times easily if I binged YouTube.

    Also while a larger battery is nice Samsung still the only manufacturer who Gaurentees 80% capacity after 2000 charge cycles which is double plus of what any other company Gaurentees.

  2. I remember when chinese phone competing having the fastest charging speed, all big companies back then are sleeping, untill the chinese phone hit with 60watt++ charger they just started catching up, and the cycle is repeat, they won’t using silicon carbon untill they are seeing their rejection on their smartphone 😂

    Feels like samsung is slowly dying, from putting/throw any best tech/new tech inside their smartphone, now they’re slowly declining.

  3. This is the only reason I won’t buy a new Samsung smartphone
    There hasn’t been a single battery capacity upgrade in 7 years!!!!!!!, so why bother paying for one?
    Samsung is the only company that hasn’t improved.
    It’s already out of the competition in battery life, so it’s not worth buying!!

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