As of the selected ranking year, Julia Roberts and Sigourney Weaver form a comparison shaped more by career pattern than by any single credit. The biggest-hit category sharpens the box office contrast, especially because Sigourney Weaver's leading film creates the stronger single-release benchmark.

The category score gives Sigourney Weaver the broader edge, though the result remains a comparison of career outcomes rather than personal popularity. Overall, the head-to-head score leans leans toward Sigourney Weaver, but the strongest context comes from the categories where the gap is clearest.