| Year | Distance | Oddur Pétursson | Kristín Úlfsdóttir | Ratio |
|---|---|---|---|---|
| 1977 | 21 | 01:28:20🏅 | 02:36:54 | 178% |
| 1978 | 21 | 01:26:13🏅 | 02:18:25 | 161% |
| 1979 | 21 | 01:33:40🏅 | 02:15:57 | 145% |
| 3 races | 3 🏅 | 0 🏅 |
Here you can find a list of other arch-rivals, that is those with most races in common (same year and distance). Click to see detailed comparison.