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Athlete head-to-head
Compare career records, current form and shared race results. Use athlete slugs, names, or profile IDs.
Battle read
Justine Mathieux leads the stored head-to-head
Last 4 shared: Jana Uderstadt 1, Justine Mathieux 3. This only counts races where both athletes have stored results.
Win share
Jana Uderstadt
25%
Win share
Justine Mathieux
75%
Latest shared race
2025 Ironman Hawaii
10/10/2025 · edge Jana Uderstadt
15
Jana Uderstadt
DNF
Justine Mathieux
Head-to-head
Jana Uderstadt vs Justine Mathieux
Justine Mathieux leads: 1-3 across 4 shared starts
Last 4 shared: Jana Uderstadt 1, Justine Mathieux 3
Latest shared race: 2025 Ironman Hawaii - edge Jana Uderstadt
Career starts: Jana Uderstadt 22, Justine Mathieux 20
Career wins: Jana Uderstadt 2, Justine Mathieux 1
22
Starts
20
2
Wins
1
4
Podiums
10
16
Top 10s
14
#1
Best
#1
#7.3
Avg pos
#6
1075
Points
1030
1
Jana Uderstadt head-to-head wins
4
Shared race starts
3
Justine Mathieux head-to-head wins
Shared races
Only races where both athletes have a stored result are shown.
2025 Ironman Hawaii
10/10/2025
15
Jana Uderstadt
9:09:32
DNF
Justine Mathieux
DNF
2025 Challenge Roth
7/5/2025
DNF
Jana Uderstadt
DNF
5
Justine Mathieux
8:45:06
2019 Ironman 70.3 Vichy
8/23/2019
13
Jana Uderstadt
6:07:41
8
Justine Mathieux
4:43:04
2019 Ironman 70.3 Luxembourg
6/15/2019
9
Jana Uderstadt
4:35:15
7
Justine Mathieux
4:32:07
| Race | Jana Uderstadt | Justine Mathieux | Edge |
|---|---|---|---|
| 2025 Ironman Hawaii 10/10/2025 | 15 9:09:32 | DNF DNF | A |
| 2025 Challenge Roth 7/5/2025 | DNF DNF | 5 8:45:06 | B |
| 2019 Ironman 70.3 Vichy 8/23/2019 | 13 6:07:41 | 8 4:43:04 | B |
| 2019 Ironman 70.3 Luxembourg 6/15/2019 | 9 4:35:15 | 7 4:32:07 | B |