Head to head
Mike O’Hearn vs John Grimek vs Brandon Hendrickson
Height, weight, measurements, age and contest record side by side.
Quick verdict
- Tallest: Mike O’Hearn.
- Heaviest: Mike O’Hearn.
- Biggest arms: Mike O’Hearn.
Measure
Mike O’Hearn
John Grimek
Brandon Hendrickson
Age
57
88 †
39
Height
6'3" · 191 cm
5'9 · 175 cm
5'8" · 173 cm
Weight
265 lb · 120 kg
220 lb · 100 kg
195 lb · 89 kg
Chest
52 in
50 in
47 in
Arms
21 in
20 in
20 in
Waist
34 in
30 in
29 in
Contest wins
2
0
2
Podium finishes
2
0
6
Division
Men's Open
Men's Open
Men's Physique
Debut
1992
—
2010s
Hometown
Los Angeles, California
Perth Amboy, New Jersey,
Chicago, Illinois
Nationality
United States
United States
United States
Measurements are approximate and come from each athlete’s profile. Wins, podiums and Olympia titles are counted from the listed contest history. The crown marks who leads each row.





















