United Kingdom (2007–2026) against Germany (2006–2016)
Lewis Hamilton wins this one without much argument: more titles (7 against 1) and a clearer edge in dominance once scaled against their competition, averaging 54% of the maximum possible points per season against 29% for Nico Rosberg. The rest just confirms the gap: Lewis Hamilton also leads Nico Rosberg in win rate (26.9% against 11.2%), podium rate (52.5% against 27.7%), pole rate (26.6% against 14.6%), and reliability (8.9% against 15.5% in DNFs). Same team, same equipment: 2013, 2014, 2015, 2016. Race by race, Lewis Hamilton came out on top 44 times against 33.