| Year | Distance | Hans Gústafsson | Gústaf Óskarsson | Ratio |
|---|---|---|---|---|
| 1973 | 21 | 01:57:06 | 01:37:53🏅 | 84% |
| 1974 | 21 | 01:44:08🏅 | 01:47:27 | 103% |
| 1975 | 21 | 01:22:04🏅 | 01:31:37 | 112% |
| 1977 | 21 | 01:46:43 | 01:40:45🏅 | 94% |
| 4 races | 2 🏅 | 2 🏅 |
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 | Pétur Pétursson |
| 4 | Guðjón H. Höskuldsson |
| 4 | Arnór Stígsson |
| 4 | Elías Sveinsson |
| 4 | Halldór Margeirsson |
| 4 | Oddur Pétursson |