| Year | Distance | Hafsteinn Ingólfsson | Halldór Margeirsson | Ratio |
|---|---|---|---|---|
| 1981 | 21 | 01:39:24 | 01:34:56🏅 | 96% |
| 1982 | 21 | 01:15:37🏅 | 01:16:39 | 101% |
| 1983 | 21 | 01:25:50 | 01:16:55🏅 | 90% |
| 1998 | 20 | 01:46:40 | 01:28:36🏅 | 83% |
| 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.