| Year | Distance | Oddur Pétursson | Jóna Björg Guðmundsdóttir | Ratio |
|---|---|---|---|---|
| 1999 | 20 | 02:01:23🏅 | 02:04:01 | 102% |
| 2011 | 7 | 00:33:39 | 00:32:10🏅 | 96% |
| 2 races | 1 🏅 | 1 🏅 |
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.