| Year | Distance | Hans Gústafsson | Pétur Pétursson | Ratio |
|---|---|---|---|---|
| 1973 | 21 | 01:57:06 | 01:42:23🏅 | 87% |
| 1974 | 21 | 01:44:08🏅 | 01:53:40 | 109% |
| 1975 | 21 | 01:22:04🏅 | 01:47:15 | 131% |
| 1977 | 21 | 01:46:43🏅 | 01:57:12 | 110% |
| 4 races | 3 🏅 | 1 🏅 |
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.
| Races | Participant |
|---|---|
| 4 | Gústaf Óskarsson |
| 4 | Guðjón H. Höskuldsson |
| 4 | Arnór Stígsson |
| 4 | Elías Sveinsson |
| 4 | Halldór Margeirsson |
| 4 | Oddur Pétursson |