Bert vs Jacco
BEL · Open Men · 9 results Bert van Guyze
NED · Open Men · 7 results Jacco Sterenborg
Station radar · best race with a field of 30 or more
Bert: Heerenveen 2025, Open Men · Jacco: Heerenveen 2026, Open Men
This chart shows where Bert and Jacco sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Bert: strongest on Ski (faster than 91% of the field), weakest on Runs (faster than 22%).Jacco: strongest on Wall balls (faster than 78% of the field), weakest on Roxzone (faster than 20%).
See the numbers
| Part | Bert: faster than | Jacco: faster than |
|---|---|---|
| Ski | 91% | 66% |
| Push | 62% | 47% |
| Pull | 56% | 47% |
| BBJ | 69% | 55% |
| Row | 84% | 53% |
| Carry | 84% | 73% |
| Lunges | 75% | 25% |
| Wall balls | 71% | 78% |
| Roxzone | 47% | 20% |
| Runs | 22% | 38% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Bert | Jacco |
|---|---|---|
| SkiErg | 91% | 66% |
| Sled push | 62% | 47% |
| Sled pull | 56% | 47% |
| Burpee broad jump | 69% | 55% |
| Row | 84% | 53% |
| Farmers carry | 84% | 73% |
| Sandbag lunges | 75% | 25% |
| Wall balls | 71% | 78% |
| Roxzone (moving) | 47% | 20% |
| Runs (8 km) | 22% | 38% |
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.Bert · Heerenveen 2025 · Open Men: 45:34 running, 32:32 at the stations and 8:20 in the roxzone; the longest station was the wall balls (5:30).Below, Jacco · Heerenveen 2026 · Open Men: 41:52 running, 34:37 at the stations and 9:44 in the roxzone; the longest station was the sandbag lunges (5:52).
See the numbers
| Part | Bert · Heerenveen 2025 · Open Men | Jacco · Heerenveen 2026 · Open Men |
|---|---|---|
| Run 1 | 5:09 | 4:48 |
| SkiErg | 4:05 | 4:20 |
| Run 2 | 5:24 | 4:58 |
| Sled push | 2:39 | 2:48 |
| Run 3 | 5:52 | 5:15 |
| Sled pull | 4:40 | 4:12 |
| Run 4 | 5:42 | 5:15 |
| Burpee broad jump | 5:02 | 5:23 |
| Run 5 | 5:54 | 5:15 |
| Row | 4:30 | 4:44 |
| Run 6 | 5:40 | 5:15 |
| Farmers carry | 1:44 | 1:49 |
| Run 7 | 5:38 | 5:16 |
| Sandbag lunges | 4:23 | 5:52 |
| Run 8 | 6:15 | 5:49 |
| Wall balls | 5:30 | 5:29 |
| Roxzone | 8:20 | 9:44 |
| Finish | 1:26:19 | 1:26:05 |
Head to head: 2 races they both ran
| Race | Bert | Jacco | Gap |
|---|---|---|---|
| Utrecht 2025 Open Men · 28 Nov 2025 | 1:33:10 | 1:33:12 | 0:02 · Bert faster |
| Heerenveen 2025 Open Men · 10 May 2025 | 1:26:19 | 1:32:54 | 6:35 · Bert faster |
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