One of the new features of the recently announced iPhone 15 and iPhone 15 Pro is the increased autonomy of each of the new models. Apple, in particular, stated in its speech that iPhone 15 “has a battery that lasts all day”. However, it is not specified how much they have improved compared to the iPhone 14 and 14 Pro. Now, after the announcement, we already have more specific data.
According to the company, the iPhone 15’s battery is now larger and its processors are more efficient than its predecessors. On its website, Apple states that iPhone 15 Pro Max can play video for up to 29 hours.. This is the model with the greatest autonomy of the four versions presented on September 12. On the other hand, the iPhone 15 Pro offers up to 23 hours of video playback.
iPhone 15 Plus, another device with the longest battery life, offers up to 26 hours of video playback. Bye iPhone 15 provides up to 20 hours of video playback, being the model with the least autonomy of the four. Let us remind you that all of them have a USB-C connector and fast charging up to 20 W. They also include MagSafe charging up to 15W. Here are the details Apple offers about the battery life of all models. .
iPhone 15 | iPhone 15 plus | iPhone 15 pro | iPhone 15 pro max | |
Playing video | 20 hours | 26 hours | 23 hours | 29 hours |
Playing audio | 80 hours | 100 hours | 75 hours | 95 hours |
iPhone 15 and 15 Pro batteries compared to other iPhone models

Interestingly, the battery life of the iPhone 15 and 15 Pro is exactly the same as the iPhone 14 and 14 Pro. However, we must keep in mind that this year’s models have new features that may affect battery drain. So, this extra capacity and improved processor efficiency may have allowed the iPhone 15 to maintain the good longevity that previous models already offered.
However, when it comes to the iPhone 13 and iPhone 12, there are important differences.. In fact, the battery life of some models increases to 9 hours. That’s the case with the iPhone 15 Pro Max, which, we repeat, offers up to 29 hours of video playback, compared to 20 hours on the iPhone 12 Pro Max.
iPhone 15 pro max | iPhone 14 pro max | iPhone 13 pro max | iPhone 12 pro max | |
Playing video | 29 hours | 29 hours | 28 hours | 20 hours |
Playing audio | 95 hours | 95 hours | 95 hours | 80 hours |
He iPhone 15 pro, For its part, it offers up to 6 hours more video playback compared to the iPhone 12 Pro Max, which has a battery life of up to 17 hours.
iPhone 15 pro | iPhone 14 pro | iPhone 13 pro | iPhone 12 pro | |
Playing video | 23 hours | 23 hours | 22 hours | 17 o’clock |
Playing audio | 75 hours | 75 hours | 75 hours | 65 hours |
Battery iPhone 15 plus It’s exactly the same as its predecessor, the iPhone 14 Plus. He iPhone 15on the other hand, it has three hours more video playback compared to the iPhone 12.
iPhone 15 | iPhone 14 | iPhone 13 | iPhone 12 | iPhone 15 plus | iPhone 14 plus | |
Playing video | 20 hours | 20 hours | 19 hours | 17 o’clock | 26 hours | 26 hours |
Playing audio | 80 hours | 80 hours | 75 hours | 65 hours | 100 hours | 100 hours |
Source: Hiper Textual

I’m Ben Stock, a highly experienced and passionate journalist with a career in the news industry spanning more than 10 years. I specialize in writing content for websites, including researching and interviewing sources to produce engaging articles. My current role is as an author at Gadget Onus, where I mainly cover the mobile section.