| Year | Distance | Silja Rán Guðmundsdóttir | Jón Ottó Gunnarsson | Ratio |
|---|---|---|---|---|
| 1998 | 7 | 01:08:49 | 00:42:22🏅 | 62% |
| 2008 | 10 | 00:41:50🏅 | 00:42:37 | 102% |
| 2010 | 20 | 01:24:49 | 01:21:08🏅 | 96% |
| 2014 | 25 | 01:58:43 | 01:45:29🏅 | 89% |
| 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.