| Year | Distance | Sigurður Gunnarsson | Gísli Gunnlaugsson | Ratio |
|---|---|---|---|---|
| 1970 | 18 | 01:23:30🏅 | 02:03:45 | 148% |
| 1971 | 21 | 01:14:17🏅 | 01:29:38 | 121% |
| 1972 | 21 | 01:16:22🏅 | 01:43:23 | 135% |
| 1973 | 21 | 01:09:38🏅 | 01:21:07 | 116% |
| 1973 | 21 | 01:11:56🏅 | 01:21:07 | 113% |
| 1993 | 20 | 01:08:20🏅 | 01:59:07 | 174% |
| 6 races | 6 🏅 | 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.