The battery capacity of all four iPhone 15 models have been revealed

The iPhone 15 smartphones have now been formally introduced, although Apple does not often release every single spec.

We now appear to have specific battery capacity for each of the four iPhone 15 models.

The listed capacities are 3,349mAh for the iPhone 15, 4,383mAh for the iPhone 15 Plus

3,274mAh for the iPhone 15 Pro, and 4,422mAh for the iPhone 15 Pro Max. Apple says that these phones have up to 20, 26, 23 and 29 hours of battery

In comparison, the iPhone 14 has a battery capacity of 3,279mAh, the iPhone 14 Plus has a capacity of 4,325mAh, and the iPhone 14 Pro has a capacity of 3,200mAh.

4,323mAh for the iPhone 14 Pro Max, so we're not talking about huge advancements, year on year.

Apple is currently accepting online orders for these phones, with in-store availability anticipated for next Friday, September 22.