Uploaded October 2023 | Updated September 2026, 3 weeks ago

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Battery test between the Apple iPhone 15 Pro Max and Samsung Galaxy S23 Ultra to see which phone lasts longer.

Galaxy S23 Ultra at Samsung: howl.me/ckF5apYNDXO

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

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iPhone 15 Pro Max vs. Galaxy S23 Ultra Battery Test
youtu.be/isYOrOZ-PkI

PhoneBuff
youtube.com/phonebuff