| Year | Distance | Halldór Margeirsson | Jón Björnsson | Ratio |
|---|---|---|---|---|
| 1977 | 21 | 01:24:17 | 01:10:29🏅 | 84% |
| 1978 | 21 | 01:20:00 | 01:09:25🏅 | 87% |
| 1979 | 21 | 01:25:26 | 01:13:55🏅 | 87% |
| 3 races | 0 🏅 | 3 🏅 |
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.