Sem vs Diderick
NED · Open Men · 2 results Sem Bleij
NED · Open Men · 3 results Diderick van den Hout
Station radar · best race with a field of 30 or more
Sem: Rotterdam 2026, Open Men · Diderick: Rotterdam 2026, Open Men
This chart shows where Sem and Diderick sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Sem: strongest on Pull (faster than 86% of the field), weakest on Lunges (faster than 31%).Diderick: strongest on BBJ (faster than 88% of the field), weakest on Push (faster than 29%).
See the numbers
| Part | Sem: faster than | Diderick: faster than |
|---|---|---|
| Ski | 61% | 55% |
| Push | 33% | 29% |
| Pull | 86% | 79% |
| BBJ | 62% | 88% |
| Row | 50% | 59% |
| Carry | 74% | 60% |
| Lunges | 31% | 78% |
| Wall balls | 65% | 77% |
| Roxzone | 85% | 67% |
| Runs | 72% | 59% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Sem | Diderick |
|---|---|---|
| SkiErg | 61% | 55% |
| Sled push | 33% | 29% |
| Sled pull | 86% | 79% |
| Burpee broad jump | 62% | 88% |
| Row | 50% | 59% |
| Farmers carry | 74% | 60% |
| Sandbag lunges | 31% | 78% |
| Wall balls | 65% | 77% |
| Roxzone (moving) | 85% | 67% |
| Runs (8 km) | 72% | 59% |
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.Sem · Rotterdam 2026 · Open Men: 37:58 running, 35:38 at the stations and 5:26 in the roxzone; the longest station was the wall balls (6:25).Below, Diderick · Rotterdam 2026 · Open Men: 40:07 running, 32:43 at the stations and 6:12 in the roxzone; the longest station was the wall balls (5:49).
See the numbers
| Part | Sem · Rotterdam 2026 · Open Men | Diderick · Rotterdam 2026 · Open Men |
|---|---|---|
| Run 1 | 4:25 | 5:23 |
| SkiErg | 4:39 | 4:42 |
| Run 2 | 4:19 | 4:45 |
| Sled push | 3:01 | 3:06 |
| Run 3 | 4:43 | 4:45 |
| Sled pull | 3:38 | 3:50 |
| Run 4 | 4:51 | 4:55 |
| Burpee broad jump | 5:13 | 4:05 |
| Run 5 | 4:53 | 5:11 |
| Row | 4:51 | 4:46 |
| Run 6 | 4:37 | 4:56 |
| Farmers carry | 1:55 | 2:05 |
| Run 7 | 4:44 | 4:53 |
| Sandbag lunges | 5:55 | 4:20 |
| Run 8 | 5:25 | 5:19 |
| Wall balls | 6:25 | 5:49 |
| Roxzone | 5:26 | 6:12 |
| Finish | 1:18:52 | 1:18:53 |
Head to head: 1 race they both ran
| Race | Sem | Diderick | Gap |
|---|---|---|---|
| Rotterdam 2026 Open Men · 15 Apr 2026 | 1:18:52 | 1:18:53 | 0:01 · Sem faster |
Close the gap at your next race.
The RoxHype app is your training plan to race day: built from your splits, your kit and your race date, and adjusted every week.
- A week-by-week plan that counts down to your race
- Extra work on your slowest stations
- Adjusts every week to what you actually did
Free to download. Used by more than 40,000 HYROX athletes.
