| Year | Distance | Hans Gústafsson | Halldór Margeirsson | Ratio |
|---|---|---|---|---|
| 1973 | 21 | 01:57:06 | 01:20:41🏅 | 69% |
| 1974 | 21 | 01:44:08 | 01:29:32🏅 | 86% |
| 1975 | 21 | 01:22:04🏅 | 01:27:00 | 106% |
| 1977 | 21 | 01:46:43 | 01:24:17🏅 | 79% |
| 4 races | 1 🏅 | 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.
| Races | Participant |
|---|---|
| 4 | Gústaf Óskarsson |
| 4 | Pétur Pétursson |
| 4 | Guðjón H. Höskuldsson |
| 4 | Arnór Stígsson |
| 4 | Elías Sveinsson |
| 4 | Oddur Pétursson |