Mark Vo vs George Halliday

Overall Time

1:25:17

Rank

#581

Age Group

#121 in AG

Overall Time

1:25:15

Rank

#578

Age Group

#120 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

+0:02

1:25:17vs1:25:15

Run Total

-0:56

41:49vs42:45

Workout Total

+0:57

37:26vs36:29

Roxzone

+0:01

6:06vs6:05

Time difference per split (positive = Mark Vo is slower)

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

AMark VoBGeorge Halliday

Race Replay

Mark Vo

2025 Boston

George Halliday

2025 Boston

— / 1:25:25

Replay length90s

Unlock your potential with our pace calculator tool.