Mackenzie Karnig & Isabella Sullivan
Finished top 33% of Doubles at HYROX Houston 2025; 2 races, best 1:13:49.
Race insights
Mackenzie Karnig & Isabella Sullivan's best finish relative to the field was 2025 Houston: 1:16:42, rank 105 of 319 in Doubles (top 33%). The division median that day was 1:21:48.
At 2025 Stockholm, running made up 55% of Mackenzie Karnig & Isabella Sullivan's 1:13:49 (division median 55%): run time was 1 min 05 sec faster than the median run time, while the workout stations were 52 sec faster than the median workout time (Doubles).
From 2025 Houston (1:16:42) to 2025 Stockholm (1:13:49), Mackenzie Karnig & Isabella Sullivan got faster by 2 min 53 sec in Doubles.
Race history
| Event | Division | Finish | Time | Run | Workout |
|---|---|---|---|---|---|
| 2025 Stockholm | Doubles | #138 of 321(top 43%) | 1:13:49 | 40:20 | 26:24 |
| 2025 Houston | Doubles | #105 of 319(top 33%) | 1:16:42 | 44:19 | 25:58 |
Times come from official HYROX results. Finish shows the rank within the division at that event, with the top percentage of the field in brackets.
Finished alongside Mackenzie Karnig & Isabella Sullivan
At 2025 Stockholm, Doubles:
- #133 Carlos Fernandes & Liliana Morais — 1:13:30
- #134 Abi Turner & Aarron Woods — 1:13:32
- #135 Simon Staffensen & Alexandra Staffensen — 1:13:41
- #136 Jennifer Egelryd & Andreas Wallh — 1:13:42
- #137 Bethany Chapman & Jasmin Khechimi — 1:13:43
- #139 Julia Hellkvist & Adam Birath — 1:13:51
- #140 Vendela Viktorsson & Elvira Viktorsson — 1:13:53
- #141 Josefin Eriksson & Linnéa Fogde Eriksson — 1:13:55
- #142 Till Schenk & Annika Schenk — 1:13:56
- #143 Jonathan Lundsjö & Anna-Mia Fangreus — 1:14:02