Dennis vs Frans

GER GER · Pro Men · 5 results

Dennis Koslowski

1:34:43 best Pro Men time · Hamburg 2025
286th of 327 place in that race · 327 Pro Men finishers
NED NED · Pro Men · 2 results

Frans van Leeuwen

1:31:17 best Pro Men time · Heerenveen 2026
360th of 452 place in that race · 452 Pro Men finishers

Station radar · best race with a field of 30 or more

Dennis: Hamburg 2025, Pro Men · Frans: Heerenveen 2026, Pro Men

50% top SkiPushPullBBJRowCarryLungesWall ballsRoxzoneRuns
DennisFransedge = faster than everyone, centre = slowest

This chart shows where Dennis and Frans sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Dennis: strongest on Roxzone (faster than 30% of the field), weakest on Push (faster than 2%).Frans: strongest on Wall balls (faster than 66% of the field), weakest on Lunges (faster than 4%).

See the numbers
Part Dennis: faster than Frans: faster than
Ski 29% 55%
Push 2% 32%
Pull 19% 16%
BBJ 21% 14%
Row 14% 15%
Carry 17% 50%
Lunges 25% 4%
Wall balls 6% 66%
Roxzone 30% 37%
Runs 22% 13%

Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.

Part by part

Part Dennis Frans
SkiErg 29% 55%
Sled push 2% 32%
Sled pull 19% 16%
Burpee broad jump 21% 14%
Row 14% 15%
Farmers carry 17% 50%
Sandbag lunges 25% 4%
Wall balls 6% 66%
Roxzone (moving) 30% 37%
Runs (8 km) 22% 13%

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

Dennis · Hamburg 2025 · Pro Men1:34:43
5:484:194:396:094:466:325:015:135:074:544:552:455:055:456:0310:287:22
Frans · Heerenveen 2026 · Pro Men1:31:17
6:094:117:473:514:356:274:416:005:034:534:382:054:537:215:155:577:40
RunsStationsRoxzone (moving between stations)

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.Dennis · Hamburg 2025 · Pro Men: 41:25 running, 46:05 at the stations and 7:22 in the roxzone; the longest station was the wall balls (10:28).Below, Frans · Heerenveen 2026 · Pro Men: 43:00 running, 40:44 at the stations and 7:40 in the roxzone; the longest station was the sandbag lunges (7:21).

See the numbers
Part Dennis · Hamburg 2025 · Pro Men Frans · Heerenveen 2026 · Pro Men
Run 1 5:48 6:09
SkiErg 4:19 4:11
Run 2 4:39 7:47
Sled push 6:09 3:51
Run 3 4:46 4:35
Sled pull 6:32 6:27
Run 4 5:01 4:41
Burpee broad jump 5:13 6:00
Run 5 5:07 5:03
Row 4:54 4:53
Run 6 4:55 4:38
Farmers carry 2:45 2:05
Run 7 5:05 4:53
Sandbag lunges 5:45 7:21
Run 8 6:03 5:15
Wall balls 10:28 5:57
Roxzone 7:22 7:40
Finish 1:34:43 1:31:17

Head to head: 1 race they both ran

Race Dennis Frans Gap
Maastricht 2026 Pro Men · 17 Sep 2026 1:37:29 1:38:02 0:33 · Dennis faster
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