David vs Kai

IRL IRL · Open Men · 2 results

David Spring

1:13:32 best Open Men time · Dublin 2024
313th of 1,766 place in that race · 1,766 Open Men finishers
GBR GBR · Open Men · 3 results

Kai Fatunmbi-Randall

1:07:46 best Open Men time · Birmingham 2025
334th of 3,945 place in that race · 3,945 Open Men finishers

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

David: Dublin 2024, Open Men · Kai: Birmingham 2025, Open Men

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

This chart shows where David and Kai sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.David: strongest on Push (faster than 94% of the field), weakest on Wall balls (faster than 45%).Kai: strongest on Lunges (faster than 97% of the field), weakest on Ski (faster than 47%).

See the numbers
Part David: faster than Kai: faster than
Ski 85% 47%
Push 94% 97%
Pull 76% 81%
BBJ 87% 94%
Row 77% 74%
Carry 86% 60%
Lunges 48% 97%
Wall balls 45% 91%
Roxzone 54% 83%
Runs 89% 88%

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

Part by part

Part David Kai
SkiErg 85% 47%
Sled push 94% 97%
Sled pull 76% 81%
Burpee broad jump 87% 94%
Row 77% 74%
Farmers carry 86% 60%
Sandbag lunges 48% 97%
Wall balls 45% 91%
Roxzone (moving) 54% 83%
Runs (8 km) 89% 88%

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

David · Dublin 2024 · Open Men1:13:32
2:534:044:412:015:004:014:524:155:124:354:551:414:475:073:396:574:59
Kai · Birmingham 2025 · Open Men1:07:46
4:274:313:412:053:594:094:083:374:314:354:062:024:123:184:174:565:19
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.David · Dublin 2024 · Open Men: 35:59 running, 32:41 at the stations and 4:59 in the roxzone; the longest station was the wall balls (6:57).Below, Kai · Birmingham 2025 · Open Men: 33:20 running, 29:13 at the stations and 5:19 in the roxzone; the longest station was the wall balls (4:56).

See the numbers
Part David · Dublin 2024 · Open Men Kai · Birmingham 2025 · Open Men
Run 1 2:53 4:27
SkiErg 4:04 4:31
Run 2 4:41 3:41
Sled push 2:01 2:05
Run 3 5:00 3:59
Sled pull 4:01 4:09
Run 4 4:52 4:08
Burpee broad jump 4:15 3:37
Run 5 5:12 4:31
Row 4:35 4:35
Run 6 4:55 4:06
Farmers carry 1:41 2:02
Run 7 4:47 4:12
Sandbag lunges 5:07 3:18
Run 8 3:39 4:17
Wall balls 6:57 4:56
Roxzone 4:59 5:19
Finish 1:13:32 1:07:46

Head to head: 1 race they both ran

Race David Kai Gap
Dublin 2025 Open Men · 12 Nov 2025 1:13:49 1:13:48 0:01 · Kai 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