As for 5G on its own, a September 2020 report from Point Topic found that O2 managed average 5G download speeds of 115.7Mbps . That’s a lot faster than 4G, but slower than rivals in the same test, with Three leading at 158.7Mbps, followed by EE with 149.9Mbps, and then Vodafone with 143.6Mbps.