Sony FE 100mm f/2.8 STF GM OSS vs Viltrox AF 90mm f/2.2 EVO
Both are Sony E mount primes for portrait and telephoto — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Sony FE 100mm f/2.8 STF GM OSS | Viltrox AF 90mm f/2.2 EVO |
|---|---|---|
| Focal length | 100mm | 90mm |
| Max aperture | f/2.8 | f/2.2 |
| Type | prime | prime |
| Coverage | full-frame | APS-C |
| Mount | Sony E | Sony E |
Which should you buy?
- the Viltrox AF 90mm f/2.2 EVO opens wider (f/2.2) — brighter in low light and more background blur
- the Viltrox AF 90mm f/2.2 EVO (90mm) is wider — more in the frame for street and interiors; the Sony FE 100mm f/2.8 STF GM OSS (100mm) is tighter — more reach and compression for portraits
- the Sony FE 100mm f/2.8 STF GM OSS covers full-frame (also works on APS-C bodies); the Viltrox AF 90mm f/2.2 EVO is APS-C-only — it won't fill a full-frame sensor
- the Sony FE 100mm f/2.8 STF GM OSS is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Viltrox AF 90mm f/2.2 EVO is third-party — usually the value pick
Where to buy
Sony FE 100mm f/2.8 STF GM OSSSee price on Amazon
Viltrox AF 90mm f/2.2 EVOSee price on Amazon
FAQ
What's the difference between the Sony FE 100mm f/2.8 STF GM OSS and the Viltrox AF 90mm f/2.2 EVO?
The Sony FE 100mm f/2.8 STF GM OSS is 100mm f/2.8 prime, full-frame; the Viltrox AF 90mm f/2.2 EVO is 90mm f/2.2 prime, APS-C. Both fit the Sony E mount.
Which is better in low light, the Sony FE 100mm f/2.8 STF GM OSS or the Viltrox AF 90mm f/2.2 EVO?
The Viltrox AF 90mm f/2.2 EVO — its f/2.2 maximum aperture lets in more light and gives more background blur than the f/2.8 of the other.
Do the Sony FE 100mm f/2.8 STF GM OSS and Viltrox AF 90mm f/2.2 EVO fit the same camera?
Yes — both are Sony E mount lenses, so they fit Sony a7/a9/a1 (full-frame) and a6000-series (APS-C). Note the Viltrox AF 90mm f/2.2 EVO is APS-C-only and won't fill a full-frame sensor.
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