Sony FE 85mm f/1.4 GM vs Sigma 85mm f/1.2 DG Art
Both are Sony E mount primes for portrait and wedding & event — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Sony FE 85mm f/1.4 GM | Sigma 85mm f/1.2 DG Art |
|---|---|---|
| Focal length | 85mm | 85mm |
| Max aperture | f/1.4 | f/1.2 |
| Type | prime | prime |
| Coverage | full-frame | full-frame |
| Mount | Sony E | Sony E |
Which should you buy?
- the Sigma 85mm f/1.2 DG Art opens wider (f/1.2) — brighter in low light and more background blur
- the Sony FE 85mm f/1.4 GM is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Sigma 85mm f/1.2 DG Art is third-party — usually the value pick
Where to buy
Sony FE 85mm f/1.4 GMSee price on Amazon
Sigma 85mm f/1.2 DG ArtSee price on Amazon
FAQ
What's the difference between the Sony FE 85mm f/1.4 GM and the Sigma 85mm f/1.2 DG Art?
The Sony FE 85mm f/1.4 GM is 85mm f/1.4 prime, full-frame; the Sigma 85mm f/1.2 DG Art is 85mm f/1.2 prime, full-frame. Both fit the Sony E mount.
Which is better in low light, the Sony FE 85mm f/1.4 GM or the Sigma 85mm f/1.2 DG Art?
The Sigma 85mm f/1.2 DG Art — its f/1.2 maximum aperture lets in more light and gives more background blur than the f/1.4 of the other.
Do the Sony FE 85mm f/1.4 GM and Sigma 85mm f/1.2 DG Art 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).
More Sony E comparisons: Sony FE 14mm f/1.8 GM vs Sony FE 24mm f/1.4 GM · Viltrox AF 16mm f/1.8 vs Samyang AF 14mm f/2.8 FE · Sony FE 300mm f/2.8 GM OSS vs Sony FE 600mm f/4 GM OSS · Sony FE 300mm f/2.8 GM OSS vs Sony FE 400mm f/4.5 GM OSS · all Sony E lenses · all comparisons