Kay vs Sem
NED · Open Men · 2 results Kay van Harskamp
NED · Open Men · 8 results Sem Verbocht
Station radar · best race with a field of 30 or more
Kay: Amsterdam 2024, Open Men · Sem: Heerenveen 2026, Open Men
This chart shows where Kay and Sem sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Kay: strongest on BBJ (faster than 90% of the field), weakest on Wall balls (faster than 69%).Sem: strongest on Carry (faster than 85% of the field), weakest on Push (faster than 41%).
See the numbers
| Part | Kay: faster than | Sem: faster than |
|---|---|---|
| Ski | 85% | 50% |
| Push | 78% | 41% |
| Pull | 90% | 74% |
| BBJ | 90% | 68% |
| Row | 81% | 80% |
| Carry | 90% | 85% |
| Lunges | 74% | 42% |
| Wall balls | 69% | 79% |
| Roxzone | 78% | 70% |
| Runs | 77% | 67% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Kay | Sem |
|---|---|---|
| SkiErg | 85% | 50% |
| Sled push | 78% | 41% |
| Sled pull | 90% | 74% |
| Burpee broad jump | 90% | 68% |
| Row | 81% | 80% |
| Farmers carry | 90% | 85% |
| Sandbag lunges | 74% | 42% |
| Wall balls | 69% | 79% |
| Roxzone (moving) | 78% | 70% |
| Runs (8 km) | 77% | 67% |
The share of their own field each athlete beat on that segment, at the race named on the left. Higher is better; green marks the better of the two. A dash means no split was published.
Those races as one bar each
This chart draws the race in order, left to right: each 1 km run (blue), each station (yellow) and the roxzone (grey), sized by its time.Kay · Amsterdam 2024 · Open Men: 39:55 running, 29:15 at the stations and 5:15 in the roxzone; the longest station was the wall balls (5:29).Below, Sem · Heerenveen 2026 · Open Men: 37:31 running, 32:36 at the stations and 6:53 in the roxzone; the longest station was the wall balls (5:25).
See the numbers
| Part | Kay · Amsterdam 2024 · Open Men | Sem · Heerenveen 2026 · Open Men |
|---|---|---|
| Run 1 | 5:00 | 4:47 |
| SkiErg | 4:09 | 4:27 |
| Run 2 | 4:43 | 4:43 |
| Sled push | 2:03 | 2:53 |
| Run 3 | 5:04 | 4:43 |
| Sled pull | 3:22 | 3:40 |
| Run 4 | 4:57 | 4:38 |
| Burpee broad jump | 3:56 | 4:54 |
| Run 5 | 5:01 | 4:37 |
| Row | 4:30 | 4:30 |
| Run 6 | 5:04 | 4:33 |
| Farmers carry | 1:31 | 1:42 |
| Run 7 | 4:46 | 4:31 |
| Sandbag lunges | 4:15 | 5:05 |
| Run 8 | 5:19 | 4:59 |
| Wall balls | 5:29 | 5:25 |
| Roxzone | 5:15 | 6:53 |
| Finish | 1:14:14 | 1:16:52 |
Head to head: 1 race they both ran
| Race | Kay | Sem | Gap |
|---|---|---|---|
| Heerenveen 2025 Open Men · 10 May 2025 | 1:19:54 | 1:19:54 | level |
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