Justin vs Siebert
NED · Pro Men · 2 results Justin Petersen
NED · Pro Men · 3 results Siebert Knipscheer
Station radar · best race with a field of 30 or more
Justin: Rotterdam 2026, Pro Men · Siebert: Amsterdam 2026, Pro Men
This chart shows where Justin and Siebert sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Justin: strongest on Roxzone (faster than 39% of the field), weakest on Ski (faster than 1%).Siebert: strongest on Runs (faster than 48% of the field), weakest on Lunges (faster than 1%).
See the numbers
| Part | Justin: faster than | Siebert: faster than |
|---|---|---|
| Ski | 1% | 25% |
| Push | 2% | 20% |
| Pull | 12% | 13% |
| BBJ | 5% | 7% |
| Row | 7% | 31% |
| Carry | 9% | 7% |
| Lunges | 12% | 1% |
| Wall balls | 1% | 2% |
| Roxzone | 39% | 28% |
| Runs | 23% | 48% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Justin | Siebert |
|---|---|---|
| SkiErg | 1% | 25% |
| Sled push | 2% | 20% |
| Sled pull | 12% | 13% |
| Burpee broad jump | 5% | 7% |
| Row | 7% | 31% |
| Farmers carry | 9% | 7% |
| Sandbag lunges | 12% | 1% |
| Wall balls | 1% | 2% |
| Roxzone (moving) | 39% | 28% |
| Runs (8 km) | 23% | 48% |
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.Justin · Rotterdam 2026 · Pro Men: 42:08 running, 56:50 at the stations and 6:32 in the roxzone; the longest station was the wall balls (15:30).Below, Siebert · Amsterdam 2026 · Pro Men: 35:26 running, 52:54 at the stations and 6:21 in the roxzone; the longest station was the wall balls (12:24).
See the numbers
| Part | Justin · Rotterdam 2026 · Pro Men | Siebert · Amsterdam 2026 · Pro Men |
|---|---|---|
| Run 1 | 4:43 | 3:27 |
| SkiErg | 5:16 | 4:20 |
| Run 2 | 4:44 | 4:11 |
| Sled push | 5:17 | 4:31 |
| Run 3 | 4:41 | 4:36 |
| Sled pull | 7:10 | 7:41 |
| Run 4 | 4:45 | 4:31 |
| Burpee broad jump | 7:32 | 6:36 |
| Run 5 | 5:34 | 4:40 |
| Row | 5:11 | 4:36 |
| Run 6 | 4:54 | 4:40 |
| Farmers carry | 3:46 | 3:06 |
| Run 7 | 5:05 | 4:14 |
| Sandbag lunges | 7:08 | 9:40 |
| Run 8 | 7:42 | 5:07 |
| Wall balls | 15:30 | 12:24 |
| Roxzone | 6:32 | 6:21 |
| Finish | 1:45:23 | 1:34:31 |
Head to head: 1 race they both ran
| Race | Justin | Siebert | Gap |
|---|---|---|---|
| Rotterdam 2026 Pro Men · 15 Apr 2026 | 1:45:23 | 1:45:20 | 0:03 · Siebert faster |
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