Depending on the database, official listings of his height range from 6 feet 2 inches (188 cm) up to 198 cm.
| Commonly Listed Height | 6 ft 4 in (193 cm) |
| Self-Reported Height | 6 ft 5 in (195 cm) |
| Normal Weight Range | 214 to 234 lbs (97 to 106 kg) |
| Peak Training Weight | 240 lbs (109 kg) |
| Standard Chest Size | 50 in (127 cm) |
| Biceps Size | 19 in (48 cm) |
| Age | 47 years old (as of 2026) |
Jason Momoa's physical presence is one of his most defining traits as a Hollywood actor, yet his exact height varies depending on the source. Most databases and entertainment publications list the actor at 6 feet 4 inches (193 cm). However, Wikidata records his height as 198 cm, while certain official reports place him at a shorter 6 feet 2 inches (188 cm). This discrepancy between official listings and his actual stature has long been a point of discussion among fans tracking his physical statistics.
Momoa himself addressed this topic during a 2011 interview with Access Hollywood. The actor claimed that he is actually 6 feet 5 inches (195 cm) tall. According to Momoa, his massive height and imposing build were key assets early in his career. He noted that his physical stature allowed him to actively scare casting directors during auditions, a tactic that helped him secure breakthrough roles such as the fearsome warlord Khal Drogo in television and the titular warrior in the film Conan the Barbarian.
Beyond his height, Momoa's weight fluctuates significantly depending on his active filming schedule and training regimen. Under normal conditions, his weight typically ranges from 214 to 234 pounds (97 to 106 kg). However, when preparing for physically demanding action roles, his weight increases to approximately 240 pounds (109 kg) as he builds additional muscle mass. This weight gain is accompanied by dramatic changes in his overall body measurements to suit his combat-oriented characters.
During peak conditioning for roles like Aquaman, Momoa's chest measurement expands from a standard 50 inches to an impressive 56 inches (142 cm), while his waist increases from 35 inches to 38 inches (97 cm). His biceps measure approximately 19 inches (48 cm), and his neck size reaches up to 22 inches (56 cm) to handle the physical demands of stunt work. To maintain his massive size and strength for these roles, Momoa targets a body fat percentage of approximately 10%, choosing to preserve his bulk rather than leaning out excessively.
As of 2026, the 47-year-old performer has expanded his career beyond acting to work as a film producer, director, and screenwriter. Born on August 1, 1979, Momoa has transitioned from television actor to a prominent film actor, utilizing his unique physical stature to command the screen. His training routines and physical stats remain a central focus of his preparation as he continues to take on demanding roles that require peak physical conditioning and a commanding on-screen presence.
