Cast Age Comparison
| Actor | Character | Actor Age | Char Age | Conf | Diff | Source/Hints | |
|---|---|---|---|---|---|---|---|
 |
Sam Worthington | Jake Sully | 33 | 22 | C4 | +11 | Avatar Wiki: Born August 24, 2126, did not age in cryo, so physically/mentally 22 on arrival despite 28 years chronologically |
 |
Zoe Saldaña | Neytiri | 31 | 18 | C5 | +13 | James Cameron Avatar screenplay (2007), page 35: Neytiri is stated to be 18 in human years |
 |
Sigourney Weaver | Dr. Grace Augustine | 60 | 50 | C5 | +10 | James Cameron Avatar screenplay (2007): 'She's fifty, with a strong face and fiercely intelligent eyes' |
 |
Stephen Lang | Colonel Miles Quaritch | 57 | 51 | C4 | +6 | Avatar: The Way of Water Visual Dictionary confirms he died at age 51 (unclear if includes 6-year cryosleep) |
 |
Michelle Rodriguez | Trudy Chacon | 31 | - | C1 | Avatar Wiki states ~29 is conjecture based on actress Michelle Rodriguez's age, not canonical |
Actor Age
Actor’s real age when the production was filmed or released
Char Age
The character’s age as stated or implied in the story
Diff
Difference between actor age and character age (green = close, red = far apart)
Source/Hints
Where the character age was found or how it was inferred
Confidence Scale
C5
Canonical — age explicitly stated in the production
C4
Canonical — derived from dates or events in the story
C3
Strong secondary source (script, novelization, creator interview)
C2
Inferred range — estimated from context clues
C1
Unknown — no reliable age information found