Sony FE 100-400mm f/4.5-5.6 GM OSS
Prime/Zoom
Sony FE 16-35mm f/2.8 GM II
Prime/Zoom
Sony FE 16-35mm f/2.8 GM II takes it — here’s why.
In our weighted Specdex score, Sony FE 100-400mm f/4.5-5.6 GM OSS lands at 93 and Sony FE 16-35mm f/2.8 GM II at 94. That puts Sony FE 16-35mm f/2.8 GM II ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Sony FE 100-400mm f/4.5-5.6 GM OSS if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Pick Sony FE 16-35mm f/2.8 GM II if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Winner by scenario
Derived from the sub-score breakdown · not a separate testBuild
TieCompared on the build sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Sharpness
TieCompared on the sharpness sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Autofocus
TieCompared on the autofocus sub-score
Effectively tied — neither pulls a 2-point weighted lead.
Value for money
TieSpecdex score per dollar at MSRP
Effectively tied — similar score-per-dollar at MSRP.
Score breakdown
Specs side-by-side
| Spec | Sony FE 100-400mm f/4.5-5.6 GM OSS | Sony FE 16-35mm f/2.8 GM II |
|---|
Sony FE 100-400mm f/4.5-5.6 GM OSS
- +Fast autofocus
- +Weather-sealed
- +Premium optics
- −Heavy
- −Expensive
- −Focus breathing varies
Sony FE 16-35mm f/2.8 GM II
- +Fast autofocus
- +Weather-sealed
- +Premium optics
- −Heavy
- −Expensive
- −Focus breathing varies
FAQ: Sony FE 100-400mm f/4.5-5.6 GM OSS vs Sony FE 16-35mm f/2.8 GM II
Which is better, Sony FE 100-400mm f/4.5-5.6 GM OSS or Sony FE 16-35mm f/2.8 GM II? +
Sony FE 16-35mm f/2.8 GM II scores 94 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Sony FE 100-400mm f/4.5-5.6 GM OSS worth the price? +
At $2,498, Sony FE 100-400mm f/4.5-5.6 GM OSS delivers a Specdex score of 93 — strongest in build.
Is Sony FE 16-35mm f/2.8 GM II worth the price? +
At $2,298, Sony FE 16-35mm f/2.8 GM II delivers a Specdex score of 94 — strongest in sharpness.
Does Sony FE 100-400mm f/4.5-5.6 GM OSS or Sony FE 16-35mm f/2.8 GM II last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.