Short answer
The C2 is Apple's second in-house cellular modem. It's in every iPhone 18 Pro and in Pro Max models outside the US, including the UAE. Its main benefit is efficiency, which contributes to longer battery life.
Apple has been moving away from Qualcomm modems. iPhone 18 Pro is the first Pro iPhone to use Apple's own modem in most markets.
Which models have it
| Model | UAE | US |
|---|---|---|
| iPhone 18 Pro | Apple C2 | Apple C2 |
| iPhone 18 Pro Max | Apple C2 | Qualcomm Snapdragon X80 |
What it means for you
- Lower power use on mobile data, helping battery life.
- Full 5G support on UAE networks.
- Tighter integration with Apple's chips and software.
The AT&T issue
The well-publicised service-loss fault affects some US Pro Max units — the Qualcomm models — on AT&T. It doesn't affect C2-equipped phones in the UAE.
Sources
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