Compare exact products by compatibility and buying priority. An incompatible product never receives a purchase button.
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“Compatible” describes whether it works. “Required” or “Useful” describes whether you should buy it.
Anker · Part A1229
Anker documents a regulated USB-A output; each iPhone charges through the correct USB-C, Lightning, or 30-pin cable selected on its cable page.
Use the correct cable for the iPhone connector; this power bank does not include every legacy cable.
Anker · Part A1239
Anker documents both USB-C PD and USB-A outputs, allowing every target iPhone to charge through its correct cable.
Use the correct cable for the iPhone connector; actual charging speed is negotiated by the phone.
Open the evidence, limitations, and model identity for a single accessory.