| Year | Distance | Jónas Gunnlaugsson | Guðmundur Rafn Kristjánsson | Ratio |
|---|---|---|---|---|
| 1983 | 21 | 01:17:44 | 01:07:48🏅 | 87% |
| 1985 | 21 | 01:44:24 | 01:17:18🏅 | 74% |
| 1999 | 20 | 01:41:03 | 01:26:04🏅 | 85% |
| 2000 | 20 | 01:29:21 | 01:23:37🏅 | 94% |
| 2001 | 20 | 01:28:35 | 01:19:15🏅 | 89% |
| 2003 | 20 | 01:52:00 | 01:29:57🏅 | 80% |
| 6 races | 0 🏅 | 6 🏅 |
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.