| Year | Distance | Halldór Margeirsson | Gísli Gunnlaugsson | Ratio |
|---|---|---|---|---|
| 1971 | 21 | 01:12:20🏅 | 01:29:38 | 124% |
| 1972 | 21 | 01:19:37🏅 | 01:43:23 | 130% |
| 1973 | 21 | 01:20:41🏅 | 01:21:07 | 101% |
| 1978 | 21 | 01:20:00🏅 | 01:38:06 | 123% |
| 1993 | 20 | 01:22:14🏅 | 01:59:07 | 145% |
| 5 races | 5 🏅 | 0 🏅 |
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.