| Year | Distance | Gunnar Pétursson | Jóhann Sigfússon | Ratio |
|---|---|---|---|---|
| 1975 | 21 | 01:24:35🏅 | 01:39:00 | 117% |
| 1977 | 21 | 01:25:00🏅 | 01:35:07 | 112% |
| 2 races | 2 🏅 | 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.