| Year | Distance | Þórhallur Ásmundsson | Heimir Gestur Hansson | Ratio |
|---|---|---|---|---|
| 1999 | 20 | 01:21:02🏅 | 01:33:26 | 115% |
| 2000 | 20 | 01:20:31🏅 | 01:25:24 | 106% |
| 2001 | 20 | 01:19:11🏅 | 01:19:13 | 100% |
| 2004 | 50 | 03:19:20🏅 | 03:27:52 | 104% |
| 2007 | 50 | 03:20:15 | 03:19:10🏅 | 99% |
| 2008 | 50 | 03:58:59 | 03:45:10🏅 | 94% |
| 2010 | 50 | 03:42:33 | 03:22:45🏅 | 91% |
| 2012 | 50 | 03:45:52 | 03:33:23🏅 | 94% |
| 8 races | 4 🏅 | 4 🏅 |
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.