iPhone Battery Test 2025: 17 vs 16e, 16, 15 & Older 🔋

iPhone 17 vs 16e vs 16 vs 15 vs 14 vs 13 vs 12 vs 11 - iOS 26.1 ULTIMATE Battery Test 🔋








Which iPhone truly delivers the BEST battery life in 2025? Today, we put eight generations of iPhones through an intense, real-world battery drain test—all running the latest iOS 26.1.

From everyday tasks to heavy-duty performance challenges, we push each device to its limits to reveal how Apple’s battery optimization has changed over the years. Whether you're deciding to upgrade or just curious how your current iPhone stacks up, this test tells you everything you need to know.

📱 Phones tested:

iPhone 17

iPhone 16e

iPhone 16

iPhone 15

iPhone 14

iPhone 13

iPhone 12

iPhone 11


💡 Which iPhone will last the longest?
💡 Does iOS 26.1 improve or worsen battery performance?
💡 Is upgrading worth it for battery life alone?

Watch to find out—and let me know in the comments which iPhone you’re currently using!

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