Sony 400mm f4.5

What do reviewers say about the Sony 400mm f4.5?

As of October 2026, among the 5 reviews we compiled, mount compatibility drew the most discussion: 99 claims, which we read as 15% positive, 80% neutral, 5% negative.

Synthesized from 5 reviewer sources for Sony 400mm f4.5. AF for video draws the most discussion: 6 positive, 17 neutral, and 1 negative across 24 sentiment markers. The most criticism lands on AF for stills: 15% positive, 65% neutral, 20% negative across 20 claims. Coverage of dimensions is mostly neutral: 27% positive, 73% neutral, 0% negative across 15 claims. AF performance splits by use case: stills sentiment runs net negative (3/13/4 across 20), while video sentiment runs net positive (6/17/1 across 24).