1: Introduction Discover which phone lasts longer in real-world use: the S24 Ultra or iPhone 15 Pro Max.

2: Testing Method Our battery test simulates typical day-to-day usage to compare endurance between the S24 Ultra and iPhone 15 Pro Max.

3: Display Explore how screen technology impacts battery life on the S24 Ultra and iPhone 15 Pro Max.

4: Camera Learn how the camera features on the S24 Ultra and iPhone 15 Pro Max affect power consumption.

5: Performance Compare processing power and efficiency between the S24 Ultra and iPhone 15 Pro Max in our battery test.

6: Connectivity See how 5G and Wi-Fi usage impact battery performance on the S24 Ultra versus iPhone 15 Pro Max.

7: Gaming Discover how gaming affects battery drain on the S24 Ultra and iPhone 15 Pro Max in real-world testing.

8: Audio Explore how audio playback influences battery life on the S24 Ultra and iPhone 15 Pro Max.

9: Results View the final verdict of our real-world battery test between the S24 Ultra and iPhone 15 Pro Max.