iPhone Duo Battery Service Cost in the United States
Battery service for the iPhone Duo costs $229 in the United States out of warranty, or $0 with AppleCare+ — a saving of $229. This is Apple US's published repair estimate, effective 3 November 2026, in USD and excluding taxes.
- Out of warranty
- $229
- With AppleCare+
- $0
- You save
- $229 (100%)
Apple US estimate for the iPhone Duo (TAG_1789624549749), effective . Excludes applicable taxes.
What Apple's battery service estimate covers
Included
- A battery whose maximum capacity has fallen below 80%
- Unexpected shutdowns or the performance-management warning in Settings
- A genuine Apple battery and the diagnostic that confirms it is needed
Not included
- Batteries still above 80% capacity, which Apple may decline to replace under warranty terms
- Water or physical damage found during inspection, which is re-quoted at the accidental-damage rate
- Applicable taxes, which are added on top of the figure shown
Check Settings → Battery → Battery Health first. Apple treats below 80% maximum capacity as the threshold for service. If the device is still under AppleCare+ and the battery has fallen below 80%, this service is normally covered at no charge.
Battery Service cost across similar iPhones
Among the models compared here, the iPhone Duo is the most expensive to repair — $110 more than the iPhone Air.
| Model | Out of warranty | With AppleCare+ |
|---|---|---|
| iPhone Duo this page | $229 | $0 |
| iPhone 18 Pro Max | $129 | $0 |
| iPhone 18 Pro | $129 | $0 |
| iPhone Air | $119 | $0 |
| iPhone 17 Pro Max | $119 | $0 |
| iPhone 17 Pro | $119 | $0 |
Source: Apple US repair pricing, effective . See every model on the full battery service price list.
How to verify this price on Apple's website
- Open Apple US’s repair page
Go to Apple US's iPhone repair page . - Choose your device type
Select "iPhone Duo" from the Device Type dropdown. - Choose your exact model
Select "iPhone Duo" from the Model dropdown. - Read the battery service estimate
Find the battery service row in the pricing panel. It should read $229 before tax.
iPhone Duo battery service — frequently asked questions
How much does iPhone Duo battery service cost in the United States?
Apple US's out-of-warranty estimate for iPhone Duo battery service is $229, excluding taxes. With AppleCare+ the same repair costs $0. The figure is effective 3 November 2026 and is confirmed by the service provider after inspecting the device.
Is iPhone Duo battery service cheaper with AppleCare+?
Yes. AppleCare+ brings iPhone Duo battery service down from $229 to $0, a saving of $229 (100%). AppleCare+ covers two accidental-damage incidents a year and must be bought within 60 days of the device purchase.
Is iPhone Duo battery service more expensive than on other iPhones?
Among the models compared here, the iPhone Duo is the most expensive to repair — $110 more than the iPhone Air. Apple prices this repair per model, so the estimate for a neighbouring model does not apply to the iPhone Duo.
Does the $229 estimate include tax?
No. Apple US publishes battery service as a pre-tax repair-service estimate. Applicable taxes are added on top, and further damage found during inspection can move the repair to a higher tier.