OnePlus 15 leads battery life test against five flagship smartphones

The OnePlus 15 outperformed five other flagship smartphones in a continuous battery drain test, lasting 14 hours and 38 minutes. The test subjected the Pixel 11 Pro XL, iPhone 17 Pro Max, Samsung S26 Ultra, Xiaomi 17 Pro Max, OnePlus 15, and Pixel 10 Pro XL to a series of tasks including gaming, video playback, and social media usage. The Xiaomi 17 Pro Max followed with 12 hours and 42 minutes of battery life, while the iPhone 17 Pro Max lasted 11 hours and 39 minutes. The Samsung S26 Ultra and Pixel 11 Pro XL achieved 11 hours and 33 minutes and 11 hours and 14 minutes, respectively. The Pixel 10 Pro XL was the first to deplete its battery, lasting 8 hours and 18 minutes. The test highlights the varying power efficiency of these devices under identical usage conditions, with the OnePlus 15 demonstrating the longest endurance among the group.

Tech4K Staff6:56 watch

The OnePlus 15 outperformed five other flagship smartphones in a continuous battery drain test, lasting 14 hours and 38 minutes. The test subjected the Pixel 11 Pro XL, iPhone 17 Pro Max, Samsung S26 Ultra, Xiaomi 17 Pro Max, OnePlus 15, and Pixel 10 Pro XL to a series of tasks including gaming, video playback, and social media usage. The Xiaomi 17 Pro Max followed with 12 hours and 42 minutes of battery life, while the iPhone 17 Pro Max lasted 11 hours and 39 minutes. The Samsung S26 Ultra and Pixel 11 Pro XL achieved 11 hours and 33 minutes and 11 hours and 14 minutes, respectively. The Pixel 10 Pro XL was the first to deplete its battery, lasting 8 hours and 18 minutes. The test highlights the varying power efficiency of these devices under identical usage conditions, with the OnePlus 15 demonstrating the longest endurance among the group.

The OnePlus 15 lasted 14 hours and 38 minutes, outperforming all other tested flagship smartphones. The Xiaomi 17 Pro Max secured the second position with a total battery life of 12 hours and 42 minutes.

The iPhone 17 Pro Max and Samsung S26 Ultra showed similar endurance, lasting 11 hours and 39 minutes and 11 hours and 33 minutes, respectively. The Pixel 11 Pro XL achieved a battery life of 11 hours and 14 minutes during the testing process.

The Pixel 10 Pro XL finished last in the comparison, with a total battery life of 8 hours and 18 minutes.

Chapter guide

IntroductionOverview of the six flagship smartphones included in the battery drain test.Gaming testComparison of battery drain during three hours of continuous PUBG gaming.Video playback testBattery performance during two hours of YouTube video playback at 1080p 60fps.Graphic intensive testBattery drain during one hour of graphic-intensive volume shader testing.Social media testBattery performance during one hour of Instagram usage.Final resultsSummary of the total battery life and final temperatures for each device.

Worth noting

  • The test methodology is limited to a specific set of applications and does not reflect real-world usage patterns for all users.
  • The devices tested are identified by the creator as the latest models, but their specific configurations and software versions were not independently verified.

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