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S26 Ultra vs iPhone 17 Pro Max: In-depth comparison of 5G environment battery lifeTest results comparing the actual battery life of the latest flagship smartphones, the Galaxy S26 Ultra and iPhone 17 Pro Max, in a 5G environment have been released. By exclusively using cellular data without Wi-Fi to perform various daily activities, the battery efficiency and power management performance of both devices were meticulously analyzed. Which device lasted longer and truly emerged as the battery champion?
1. 📱 Introducing the 5G Battery Comparison Test
· This video compares the battery performance of the Galaxy S26 Ultra and iPhone 17 Pro Max in a cellular data (5G/4G) environment.
· This is an important indicator for predicting battery performance during outdoor use.
· We will find out which device performs better through a battery comparison in a real-world usage scenario, which is more crucial than a Wi-Fi environment.
· This is an important indicator for predicting battery performance during outdoor use.
· We will find out which device performs better through a battery comparison in a real-world usage scenario, which is more crucial than a Wi-Fi environment.
00:00 - 00:25
1. 📱 Introducing the 5G Battery Comparison Test
· This video compares the battery performance of the Galaxy S26 Ultra and iPhone 17 Pro Max in a cellular data (5G/4G) environment.
· This is an important indicator for predicting battery performance during outdoor use.
· We will find out which device performs better through a battery comparison in a real-world usage scenario, which is more crucial than a Wi-Fi environment.
· This is an important indicator for predicting battery performance during outdoor use.
· We will find out which device performs better through a battery comparison in a real-world usage scenario, which is more crucial than a Wi-Fi environment.
00:28 - 01:04
2. 🧪 Test Rules and Initial Setup
· Both devices used the latest stable software version at the time of filming.
· Cellular data was set to 5G automatic, and a 120Hz refresh rate was activated.
· Screen resolution was set to maximum, with the S26 Ultra having a higher resolution.
· Speaker volume and screen brightness were calibrated to the same level.
· At the start of the test, both devices were at 100% battery, with initial temperatures of iPhone 17 Pro Max at 32.1°C and S26 Ultra at 31.8°C.
· Cellular data was set to 5G automatic, and a 120Hz refresh rate was activated.
· Screen resolution was set to maximum, with the S26 Ultra having a higher resolution.
· Speaker volume and screen brightness were calibrated to the same level.
· At the start of the test, both devices were at 100% battery, with initial temperatures of iPhone 17 Pro Max at 32.1°C and S26 Ultra at 31.8°C.
01:05 - 08:44
3. 📊 Detailed Analysis of Hourly Battery Drain and Temperature Changes
· We compared hourly battery consumption and temperature changes based on various app usage and activities.
| Activity | Time | iPhone 17 Pro Max (Battery/Temp) | S26 Ultra (Battery/Temp) |
|---|---|---|---|
| Initial State | 00:00 | 100% / 32.1°C | 100% / 31.8°C |
| YouTube 2160p Playback | 1 hour | 99% / 33°C | 95% / 33.2°C |
| Microsoft Teams Video Call | 1 hour | 87% / 41.8°C | 81% / 39.2°C |
| Facebook Scrolling | 1 hour | 74% / 37.1°C | 72% / 38.9°C |
| Instagram Scrolling | 1 hour | 63% / 37.6°C | 61% / 38.2°C (S26 Ultra does not support HDR) |
| TikTok Scrolling | 1 hour | 55% / 41.8°C | 48% / 34°C |
| Telegram Messaging | 1 hour | 41% / 41.8°C | 32% / 39.1°C |
| Tempo Run 2 Game | 1 hour | 34% / 34.1°C | 24% / 33.4°C |
| 4K 30fps Front Camera Recording | 1 hour | 20% / 37.7°C | 7% / 42.3°C |
08:45 - 09:40
4. 🏆 Final Result: iPhone 17 Pro Max Wins
· The S26 Ultra powered off after 40 minutes during the second YouTube playback, recording a total usage time of 8 hours and 14 minutes. The temperature at this point was 36.1°C.
· The iPhone 17 Pro Max still had 15% battery remaining when the S26 Ultra turned off, and it lasted an additional 3 minutes during the second Facebook scrolling after completing the second Microsoft Teams call, recording a total usage time of 10 hours and 3 minutes.
· Ultimately, the iPhone 17 Pro Max won the battery test, showing 1 hour and 23 minutes longer screen-on time than the S26 Ultra.
· The iPhone also demonstrated better performance in overall thermal management.
· The iPhone 17 Pro Max still had 15% battery remaining when the S26 Ultra turned off, and it lasted an additional 3 minutes during the second Facebook scrolling after completing the second Microsoft Teams call, recording a total usage time of 10 hours and 3 minutes.
· Ultimately, the iPhone 17 Pro Max won the battery test, showing 1 hour and 23 minutes longer screen-on time than the S26 Ultra.
· The iPhone also demonstrated better performance in overall thermal management.