Callum vs Zac
GBR · Open Men · 3 results Callum Roberts
GBR · Open Men · 3 results Zac Hansen
Station radar · best race with a field of 30 or more
Callum: London ExCeL 2025, Open Men · Zac: London ExCeL 2025, Open Men
This chart shows where Callum and Zac sat in the field on each part of the race: the edge is faster than everyone, the centre is the slowest.Callum: strongest on Roxzone (faster than 98% of the field), weakest on Pull (faster than 73%).Zac: strongest on Push (faster than 99% of the field), weakest on Carry (faster than 79%).
See the numbers
| Part | Callum: faster than | Zac: faster than |
|---|---|---|
| Ski | 89% | 98% |
| Push | 88% | 99% |
| Pull | 73% | 96% |
| BBJ | 97% | 82% |
| Row | 98% | 91% |
| Carry | 78% | 79% |
| Lunges | 86% | 93% |
| Wall balls | 76% | 82% |
| Roxzone | 98% | 92% |
| Runs | 96% | 95% |
Each athlete against their own field at their own best race (division, gender, that venue). Further out is faster.
Part by part
| Part | Callum | Zac |
|---|---|---|
| SkiErg | 89% | 98% |
| Sled push | 88% | 99% |
| Sled pull | 73% | 96% |
| Burpee broad jump | 97% | 82% |
| Row | 98% | 91% |
| Farmers carry | 78% | 79% |
| Sandbag lunges | 86% | 93% |
| Wall balls | 76% | 82% |
| Roxzone (moving) | 98% | 92% |
| Runs (8 km) | 96% | 95% |
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.Callum · London ExCeL 2025 · Open Men: 26:41 running, 30:05 at the stations and 8:32 in the roxzone; the longest station was the wall balls (5:50).Below, Zac · London ExCeL 2025 · Open Men: 26:53 running, 29:11 at the stations and 9:14 in the roxzone; the longest station was the wall balls (5:31).
See the numbers
| Part | Callum · London ExCeL 2025 · Open Men | Zac · London ExCeL 2025 · Open Men |
|---|---|---|
| Run 1 | 2:47 | 2:48 |
| SkiErg | 4:28 | 4:17 |
| Run 2 | 3:08 | 3:05 |
| Sled push | 2:17 | 1:53 |
| Run 3 | 3:10 | 3:14 |
| Sled pull | 4:14 | 3:29 |
| Run 4 | 3:12 | 3:13 |
| Burpee broad jump | 3:10 | 4:10 |
| Run 5 | 3:13 | 3:26 |
| Row | 4:20 | 4:30 |
| Run 6 | 3:15 | 3:09 |
| Farmers carry | 1:45 | 1:44 |
| Run 7 | 3:18 | 3:19 |
| Sandbag lunges | 4:01 | 3:38 |
| Run 8 | 4:38 | 4:39 |
| Wall balls | 5:50 | 5:31 |
| Roxzone | 8:32 | 9:14 |
| Finish | 1:05:09 | 1:05:11 |
Head to head: 1 race they both ran
| Race | Callum | Zac | Gap |
|---|---|---|---|
| London ExCeL 2025 Open Men · 4 Dec 2025 | 1:05:09 | 1:05:11 | 0:02 · Callum faster |
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.
