Compare
Athlete head-to-head
Compare career records, current form and shared race results. Use athlete slugs, names, or profile IDs.
Battle read
William Mennesson leads the stored head-to-head
Last 5 shared: Ernest Mantell 2, William Mennesson 3. This only counts races where both athletes have stored results.
Win share
Ernest Mantell
33%
Win share
William Mennesson
67%
Latest shared race
2026 Ironman 70.3 Valencia
4/18/2026 · edge William Mennesson
43
Ernest Mantell
35
William Mennesson
Head-to-head
Ernest Mantell vs William Mennesson
William Mennesson leads: 2-4 across 6 shared starts
Last 5 shared: Ernest Mantell 2, William Mennesson 3
Latest shared race: 2026 Ironman 70.3 Valencia - edge William Mennesson
Career starts: Ernest Mantell 34, William Mennesson 45
Career wins: Ernest Mantell 0, William Mennesson 3
34
Starts
45
0
Wins
3
0
Podiums
6
11
Top 10s
21
#6
Best
#1
#15.8
Avg pos
#13.7
1371
Points
2108
2
Ernest Mantell head-to-head wins
6
Shared race starts
4
William Mennesson head-to-head wins
Shared races
Only races where both athletes have a stored result are shown.
2026 Ironman 70.3 Valencia
4/18/2026
43
Ernest Mantell
3:53:40
35
William Mennesson
3:49:41
2025 Ironman Switzerland
8/23/2025
9
Ernest Mantell
8:18:19
DNF
William Mennesson
DNF
2024 Ironman Barcelona
10/5/2024
18
Ernest Mantell
7:53:37
7
William Mennesson
7:44:28
2024 Ironman 70.3 Valencia
4/20/2024
38
Ernest Mantell
3:52:59
43
William Mennesson
3:54:33
2023 Challenge Peguera Mallorca
10/13/2023
31
Ernest Mantell
4:08:59
13
William Mennesson
3:55:25
2022 Ironman 70.3 Mallorca
5/6/2022
27
Ernest Mantell
4:17:24
1
William Mennesson
3:57:55
| Race | Ernest Mantell | William Mennesson | Edge |
|---|---|---|---|
| 2026 Ironman 70.3 Valencia 4/18/2026 | 43 3:53:40 | 35 3:49:41 | B |
| 2025 Ironman Switzerland 8/23/2025 | 9 8:18:19 | DNF DNF | A |
| 2024 Ironman Barcelona 10/5/2024 | 18 7:53:37 | 7 7:44:28 | B |
| 2024 Ironman 70.3 Valencia 4/20/2024 | 38 3:52:59 | 43 3:54:33 | A |
| 2023 Challenge Peguera Mallorca 10/13/2023 | 31 4:08:59 | 13 3:55:25 | B |
| 2022 Ironman 70.3 Mallorca 5/6/2022 | 27 4:17:24 | 1 3:57:55 | B |