Eli Blumenthal, CNET:

With low-band 5G service now deployed nationwide by T-Mobile, AT&T and Verizon, 2020 marks the first time all three carriers will have next-generation networks widely available.

But getting onto 5G requires more than just a compatible phone. For some carriers, you also need to have the right plan.

Before you upgrade to a new iPhone 12, announced at Tuesday’s Apple event, or a 5G Android phone, here’s what you need to know for getting 5G on each of the three major US carriers.

5G brings an incredible wave of complexity to the carrier plan landscape. Me? I’d call my current carrier, go through my existing plan, see what my options are, see what they are willing to do to keep me in a longer term commitment. You’ve got the leverage here. They want to keep you.