In many ways, the Apple C1—its first cellular modem—is the company’s most important product in years. Just as the company broke free from reliance on Intel with its own Mac processors, it is now ...

At the end of February, Apple made a bit of history by releasing its first product to use its a cellular chip of its own design. The Apple C1 is a 5G-capable modem that lacks some of the most advanced ...

Apple’s new in-house C1 modem, debuting in the iPhone 16e, falls short of Qualcomm’s flagship modems in both download and especially upload speeds, according to a recent (Qualcomm-commissioned) study.