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6 old iPhone models upgraded to iOS 16.4, battery life has shrunk! Actual measurement of 2 models using the most power – Free Electronic News Technology 3C

(Photo/Bloomberg)

Apple released the official version of iOS 16.4 last Tuesday (3/28). In addition to bringing 9 new features such as “Voice Isolation” that can isolate the noise of the call environment, it also repairs more than 30 security vulnerabilities. For fruit fans, the most important thing about updating the iOS version is whether the battery will become more power hungry.

According to the latest real machine test video released by the well-known foreign YouTuber “iAppleBytes”, the data shows that after adjusting the screen brightness to 25%, comparing 6 old iPhone models from the past, including iPhone 8, iPhone SE 2nd generation, iPhone XR, iPhone 11, iPhone 12, and iPhone 13 models, after upgrading to the latest iOS 16.4 version, in terms of battery life performance, compared to previous versions of the iOS 16 system since their release, all of them have shown a downward trend in energy consumption.

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Among them, especially the old models that have been on the market for about 2 to 3 years, the effect of power failure is the most obvious, such as: iPhone 12 and iPhone 13. For older models, such as iPhone 8 and iPhone SE 2nd generation, there is only a slight reduction in power consumption.

As a reference, take the previous iOS version 16.3 released at the end of February as an example, and upgrade to the latest iOS version 16.4. The measured power consumption data shows that the battery life from full power to power exhaustion, iPhone 8 in 6 models Among them, only a little less than 2 minutes before the upgrade was the one with the least power loss. iPhone SE 2nd generation, iPhone XR and iPhone 11, the power of the three old models fell within about 10 to 20 minutes.

The most noticeable deterioration in the battery life of a mobile phone is the iPhone 13. Compared to the previous version “iOS 16.3.1”, it is about 58 minutes shorter. Second, the battery life of the iPhone 12 has decreased by about 51 minutes compared to before the upgrade.

(Photo / MacWorld flip)

6 iPhone models have been upgraded to the “iOS 16.4” version. According to “iAppleBytes” actual battery test results as follows:

iPhone 8/Equipped with A11 processor, power is 1821mAh
Battery health 95%
(iOS 16.4) 2 hours and 47 minutes

Battery health 96%
(iOS 16.1) 2 hours 53 minutes
(iOS 16.2) 2 hours 52 minutes
(iOS 16.3) 2 hours 52 minutes
(iOS 16.3.1) 2 hours and 49 minutes

The second generation iPhone SE / equipped with an A13 processor and a battery capacity of 1821mAh
Battery health 86%
(iOS 16.4) 3 hours 18 minutes

Battery health 86%
(iOS 16.1) 3 hours 29 minutes
(iOS 16.2) 3 hours 37 minutes
(iOS 16.3) 3 hours 45 minutes
(iOS 16.3.1) 3 hours 37 minutes

iPhone XR / equipped with an A12 processor, power is 2942mAh
Battery health 91%
(iOS 16.4) 5 hours 02 minutes

Battery health 92%
(iOS 16.1) 5 hours 32 minutes
(iOS 16.2) 5 hours and 38 minutes
(iOS 16.3) 5 hours 43 minutes
(iOS 16.3.1) 5 hours 16 minutes

iPhone 11 / equipped with an A13 processor, power is 3110 mAh
100% battery health
(iOS 16.4) 5 hours 29 minutes

100% battery health
(iOS 16.1) 5 hours and 46 minutes
(iOS 16.2) 5 hours 51 minutes
(iOS 16.3) 6 hours 01 minutes
(iOS 16.3.1) 5 hours 48 minutes

iPhone 12 / equipped with an A14 processor, power is 2815mAh
99% battery health
(iOS 16.4) 6 hours 09 minutes

99% battery health
(iOS 16.1) 6 hours 46 minutes
(iOS 16.2) 6 hours 29 minutes
(iOS 16.3) 7 hours 11 minutes
(iOS 16.3.1) 7 hours 00 minutes

iPhone 13 / equipped with an A15 processor, power is 3227 mAh

Battery health 98%
(iOS 16.4) 7 hours 48 minutes

100% battery health
(iOS 16.1) 9 hours 12 minutes
(iOS 16.2) 8 hours 20 minutes
(iOS 16.3) 9 hours 01 minutes
(iOS 16.3.1) 8 hours and 46 minutes

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