APPLE INSIDER

While current iPhones are limited to 2×2 MIMO technology, Apple is now rumored to upgrade to 4×4 MIMO for its 2018 iPhone models, offering users the fastest cellular LTE speeds available yet in an iPhone.
Source: APPLE INSIDER
Aggregating the Future
APPLE INSIDER

While current iPhones are limited to 2×2 MIMO technology, Apple is now rumored to upgrade to 4×4 MIMO for its 2018 iPhone models, offering users the fastest cellular LTE speeds available yet in an iPhone.
Source: APPLE INSIDER