iPhone 18 Pro Max comes in four hardware versions — SIM, mmWave, modem, battery
MacRumors maps four iPhone 18 Pro Max SKUs (A3473/A3716/A3717/A3718) that differ by SIM, mmWave, C2 vs X80, and 5,567 vs 5,391mAh battery.
Tag
C2 Modem
Qualcomm renews global patent licensing agreement with Apple, effective April 1, 2027
Qualcomm renewed its global patent licensing agreement with Apple effective April 1, 2027, MacRumors reports — separate from modem supply, with extension length undisclosed.
U.S. iPhone 18 Pro Max keeps Qualcomm modem — Apple’s C2 is on the smaller Pro
MacRumors’ buyer’s guide: iPhone 18 Pro lists Apple’s C2 worldwide; U.S. Pro Max units use Qualcomm instead. Band 106 on U.S. Pro is one giveaway.
iPhone 18 Pro gets Apple’s C2 modem; Pro Max U.S. specs don’t name it
Apple’s materials introduce C2 on iPhone 18 Pro (and Duo). U.S. Pro Max specs list 5G/LTE but do not name C2 — a modem split outlets are still unpacking.
