| Year | Distance | Sigurður Jónsson (1919) | Kristbjörn Róbert Sigurjónsson | Ratio |
|---|---|---|---|---|
| 1996 | 20 | 01:24:59🏅 | 01:37:15 | 114% |
| 1998 | 20 | 01:48:11 | 01:46:23🏅 | 98% |
| 1999 | 20 | 02:00:13 | 01:38:57🏅 | 82% |
| 2001 | 20 | 01:56:09 | 01:24:03🏅 | 72% |
| 2002 | 20 | 01:55:55 | 01:15:17🏅 | 65% |
| 2003 | 20 | 02:14:34 | 01:29:11🏅 | 66% |
| 6 races | 1 🏅 | 5 🏅 |
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.