Grant Holmes vs David Kirwan

Overall Time

1:20:22

Rank

#395

Age Group

#46 in AG

Overall Time

1:20:26

Rank

#397

Age Group

#109 in AG

Side-by-side percentile ranking within each athlete's division

Key Totals

Top-level times compared side by side (positive = first athlete is slower)

Overall Time

-0:04

1:20:22vs1:20:26

Run Total

+2:16

41:20vs39:04

Workout Total

-3:35

33:04vs36:39

Roxzone

+1:12

6:01vs4:49

Time difference per split (positive = Grant Holmes is slower)

Watch both athletes move through the course in real time, scaled to your chosen replay length.

AGrant HolmesBDavid Kirwan

Race Replay

Grant Holmes

2025 Boston

David Kirwan

2025 Boston

— / 1:20:35

Replay length90s

Unlock your potential with our pace calculator tool.