1. From nearly 16,707 on-the-ground tests conducted across both cities - 11,413 in London and 5,294 in New York - the RootMetrics report shows download and upload mobile broadband speeds are “significantly faster” in New York…. The average download speed in New York was 8.5mbps (megabits per second) as opposed to a paltry 2.265mbps in London. The average upload (sending) speed in New York was 4mbps but only 1mbps in London