Sarah vs Marianne
NED · Open Women · 9 results Sarah Alders-Wiebers
NED · Pro Women · 32 results Marianne Koster
Station radar · best race with a field of 30 or more
Sarah: Rotterdam 2026, Open Women · Marianne: Maastricht 2025, Open Women
This chart shows where Sarah and Marianne sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Sarah: strongest on Wall balls (faster than 99% of the field), weakest on BBJ (faster than 84%).Marianne: strongest on Wall balls (faster than 99% of the field), weakest on Carry (faster than 93%).
See the numbers
| Part | Sarah: faster than | Marianne: faster than |
|---|---|---|
| Ski | 99% | 98% |
| Push | 93% | 96% |
| Pull | 99% | 98% |
| BBJ | 84% | 97% |
| Row | 99% | 99% |
| Carry | 99% | 93% |
| Lunges | 98% | 99% |
| Wall balls | 99% | 99% |
| Roxzone | 99% | 98% |
| Runs | 99% | 98% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Sarah | Marianne |
|---|---|---|
| SkiErg | 99% | 98% |
| Sled push | 93% | 96% |
| Sled pull | 99% | 98% |
| Burpee broad jump | 84% | 97% |
| Row | 99% | 99% |
| Farmers carry | 99% | 93% |
| Sandbag lunges | 98% | 99% |
| Wall balls | 99% | 99% |
| Roxzone (moving) | 99% | 98% |
| Runs (8 km) | 99% | 98% |
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.Sarah · Rotterdam 2026 · Open Women: 32:26 running, 28:16 at the stations and 4:35 in the roxzone; the longest station was the burpee broad jumps (5:27).Below, Marianne · Maastricht 2025 · Open Women: 30:08 running, 25:34 at the stations and 4:42 in the roxzone; the longest station was the SkiErg (4:30).
See the numbers
| Part | Sarah · Rotterdam 2026 · Open Women | Marianne · Maastricht 2025 · Open Women |
|---|---|---|
| Run 1 | 4:07 | 5:40 |
| SkiErg | 4:40 | 4:30 |
| Run 2 | 3:47 | 4:01 |
| Sled push | 2:01 | 1:43 |
| Run 3 | 4:01 | 4:07 |
| Sled pull | 3:24 | 3:35 |
| Run 4 | 3:59 | 4:05 |
| Burpee broad jump | 5:27 | 3:51 |
| Run 5 | 3:59 | — |
| Row | 4:29 | 4:28 |
| Run 6 | 4:02 | 4:10 |
| Farmers carry | 1:26 | 1:38 |
| Run 7 | 4:03 | 4:01 |
| Sandbag lunges | 3:18 | 2:40 |
| Run 8 | 4:29 | 4:03 |
| Wall balls | 3:31 | 3:09 |
| Roxzone | 4:35 | 4:42 |
| Finish | 1:05:13 | 1:05:16 |
Head to head: 5 races they both ran
| Race | Sarah | Marianne | Gap |
|---|---|---|---|
| Maastricht 2026 Pro Women · 17 Sep 2026 | 1:07:41 | 1:08:15 | 0:34 · Sarah faster |
| Heerenveen 2026 Doubles Women · 17 May 2026 | 1:00:22 | 1:10:12 | 9:50 · Sarah faster |
| Rotterdam 2026 Pro Women · 15 Apr 2026 | 1:09:51 | 1:08:48 | 1:03 · Marianne faster |
| Mechelen 2026 Open Women · 29 Mar 2026 | 1:04:43 | 1:06:26 | 1:43 · Sarah faster |
| Maastricht 2025 Open Women · 19 Sep 2025 | 1:16:18 | 1:05:31 | 10:47 · Marianne faster |
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