Compare
Athlete head-to-head
Compare career records, current form and shared race results. Use athlete slugs, names, or profile IDs.
Battle read
Penny Slater leads the stored head-to-head
Last 3 shared: Demi Birch 1, Penny Slater 2. This only counts races where both athletes have stored results.
Win share
Demi Birch
33%
Win share
Penny Slater
67%
Latest shared race
2026 Ironman 70.3 Western Sydney
5/2/2026 · edge Demi Birch
7
Demi Birch
9
Penny Slater
Head-to-head
Demi Birch vs Penny Slater
Penny Slater leads: 1-2 across 3 shared starts
Last 3 shared: Demi Birch 1, Penny Slater 2
Latest shared race: 2026 Ironman 70.3 Western Sydney - edge Demi Birch
Career starts: Demi Birch 4, Penny Slater 37
Career wins: Demi Birch 0, Penny Slater 0
4
Starts
37
0
Wins
0
1
Podiums
9
2
Top 10s
30
#3
Best
#2
#7
Avg pos
#6.8
146
Points
2118
1
Demi Birch head-to-head wins
3
Shared race starts
2
Penny Slater head-to-head wins
Shared races
Only races where both athletes have a stored result are shown.
2026 Ironman 70.3 Western Sydney
5/2/2026
7
Demi Birch
4:10:37
9
Penny Slater
4:17:54
2025 Ironman 70.3 Sunshine Coast
9/13/2025
DNF
Demi Birch
DNF
3
Penny Slater
4:12:37
2024 Ironman 70.3 Melbourne
11/9/2024
11
Demi Birch
4:20:16
5
Penny Slater
4:09:36
| Race | Demi Birch | Penny Slater | Edge |
|---|---|---|---|
| 2026 Ironman 70.3 Western Sydney 5/2/2026 | 7 4:10:37 | 9 4:17:54 | A |
| 2025 Ironman 70.3 Sunshine Coast 9/13/2025 | DNF DNF | 3 4:12:37 | B |
| 2024 Ironman 70.3 Melbourne 11/9/2024 | 11 4:20:16 | 5 4:09:36 | B |