iPhone 18 Pro and iPhone 18 Pro Max Battery Capacities Officially Revealed

Apple's EU energy labels have confirmed the official capacities, revealing a substantial upgrade on the Pro Max and a barely noticeable one on the smaller model

Siddhartha Samaddar profile pictureby Siddhartha Samaddar
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iPhone 18 Pro and iPhone 18 Pro Max camera plateau close up

Image Credit: Apple

Summary

  • Apple has confirmed the iPhone 18 Pro packs 4,056mAh battery and the iPhone 18 Pro Max 5,391mAh battery.
  • The iPhone 18 Pro bring 1.7% increase over the iPhone 17 Pro, compared with an 11.7% increase for the 18 Pro Max over the 17 Pro Max.
  • The iPhone 18 Pro and iPhone 18 Pro Max battery capacities only apply to models with physical SIM tray, which includes India.
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Apple took the wraps of the all-new iPhone 18 Pro series a few hours back. While the Cupertino brand has revealed all the information regarding the new iPhones, the brand doesn't mention the official battery capacities on stage. However, energy labels in the EU have confirmed the official figures.

iPhone 18 Pro Max Battery Is up 11.7% and iPhone 18 Pro Gains 1.7%

As per the EU labels of the iPhone 18 Pro and the iPhone 18 Pro Max, they now feature 4,056mAh and 5,391mAh battery capacities, respectively. This brings a 68mAh gain for the iPhone 18 Pro over the iPhone 17 Pro and a substantial 568mAh increase for the iPhone 18 Pro Max over the iPhone 17 Pro Max.

ModelBattery CapacityChange vs Predecessor
iPhone 18 Pro4,056mAh+1.7% (from 3,988mAh)
iPhone 18 Pro Max5,391mAh+11.7% (from 4,823mAh)

The above-mentioned capacities are particularly important since they apply to iPhone 18 Pro models with a physical SIM tray. This covers regions like the UK, Europe and India.

Hence, the iPhone 18 Pro and iPhone 18 Pro Max models in India will ship with the exact battery capacities as stated on the EU energy label.

iPhone 18 Pro and iPhone 18 Pro Max
Image Credit: Apple
iPhone 18 Pro and iPhone 18 Pro Max
Image Credit: Apple

Apple has not published the eSIM-only capacities yet and these models are sold in markets like the USA, Bahrain, Canada, Guam, Japan, Kuwait, Mexico, Oman, Qatar, Saudi Arabia and the UAE.

The iPhone 18 Pro models in these regions will get a slightly bigger battery compared to the ones with a physical SIM tray.

That said, the iPhone 18 Pro and the iPhone 18 Pro Max start in India at Rs 1,64,900 and Rs 1,79,900, respectively. Both phones start at 256 GB of storage and will go on sale on September 18, 2026. There is also the new foldable iPhone Duo starting at a whopping Rs 2,99,900.

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