Tom vs Diederik

NED NED · Open Men · 3 results

Tom Mosselaar

1:07:53 best Open Men time · Heerenveen 2026
139th of 1,771 place in that race · 1,771 Open Men finishers
NED NED · Open Men · 1 result

Diederik van Zessen

1:07:50 best Open Men time · Heerenveen 2026
137th of 1,771 place in that race · 1,771 Open Men finishers

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

Tom: Heerenveen 2026, Open Men · Diederik: Heerenveen 2026, Open Men

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

This chart shows where Tom and Diederik sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Tom: strongest on Push (faster than 98% of the field), weakest on Carry (faster than 57%).Diederik: strongest on Runs (faster than 99% of the field), weakest on Row (faster than 31%).

See the numbers
Part Tom: faster than Diederik: faster than
Ski 78% 31%
Push 98% 78%
Pull 93% 42%
BBJ 82% 94%
Row 89% 31%
Carry 57% 63%
Lunges 78% 48%
Wall balls 91% 54%
Roxzone 86% 95%
Runs 89% 99%

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

Part by part

Part Tom Diederik
SkiErg 78% 31%
Sled push 98% 78%
Sled pull 93% 42%
Burpee broad jump 82% 94%
Row 89% 31%
Farmers carry 57% 63%
Sandbag lunges 78% 48%
Wall balls 91% 54%
Roxzone (moving) 86% 95%
Runs (8 km) 89% 99%

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

Tom · Heerenveen 2026 · Open Men1:07:53
3:334:153:521:464:213:084:154:214:184:234:071:584:224:004:294:436:09
Diederik · Heerenveen 2026 · Open Men1:07:50
3:184:363:282:233:374:193:343:453:464:573:371:553:384:553:586:325:39
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.Tom · Heerenveen 2026 · Open Men: 33:17 running, 28:34 at the stations and 6:09 in the roxzone; the longest station was the wall balls (4:43) and the shortest the sled push (1:46).Below, Diederik · Heerenveen 2026 · Open Men: 28:57 running, 33:22 at the stations and 5:39 in the roxzone; the longest station was the wall balls (6:32).

See the numbers
Part Tom · Heerenveen 2026 · Open Men Diederik · Heerenveen 2026 · Open Men
Run 1 3:33 3:18
SkiErg 4:15 4:36
Run 2 3:52 3:28
Sled push 1:46 2:23
Run 3 4:21 3:37
Sled pull 3:08 4:19
Run 4 4:15 3:34
Burpee broad jump 4:21 3:45
Run 5 4:18 3:46
Row 4:23 4:57
Run 6 4:07 3:37
Farmers carry 1:58 1:55
Run 7 4:22 3:38
Sandbag lunges 4:00 4:55
Run 8 4:29 3:58
Wall balls 4:43 6:32
Roxzone 6:09 5:39
Finish 1:07:53 1:07:50

Head to head: 1 race they both ran

Race Tom Diederik Gap
Heerenveen 2026 Open Men · 17 May 2026 1:07:53 1:07:50 0:03 · Diederik faster
The RoxHype app

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.

RoxHype app home: days to your HYROX, your expected finish range and this week's sessions RoxHype workout player guiding a sled push, with the next exercise lined up