| Year | Distance | Árni Sigurðsson | Pétur Pétursson | Ratio |
|---|---|---|---|---|
| 1961 | 20 | 01:38:28 | 01:31:59🏅 | 93% |
| 1967 | 21 | 01:21:30🏅 | 01:43:25 | 127% |
| 1971 | 21 | 01:25:18🏅 | 01:41:16 | 119% |
| 1972 | 21 | 01:23:56🏅 | 01:40:52 | 120% |
| 1973 | 21 | 01:21:50🏅 | 01:42:23 | 125% |
| 5 races | 4 🏅 | 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.