C1X Modem
Qualcomm Pushes Back on Research Suggesting Apple’s C1X Modem Nears Parity
Qualcomm disputed Ookla research comparing its X80 modem with Apple’s C1X chip, saying the study used an outdated product and lacked methodological clarity.
Apple C1X Modem Matches Qualcomm in Downloads, Trails in Upload Speeds
Ookla’s Q4 2025 Speedtest Intelligence data shows Apple’s C1X modem matches Qualcomm’s X80 in downloads and latency, while trailing by up to 32% in upload speeds.