Sigma 85mm f/1.2 DG Art vs Viltrox AF 56mm f/1.2 Pro
Both are Sony E mount primes for portrait and low-light — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.
| Spec | Sigma 85mm f/1.2 DG Art | Viltrox AF 56mm f/1.2 Pro |
|---|---|---|
| Focal length | 85mm | 56mm |
| Max aperture | f/1.2 | f/1.2 |
| Type | prime | prime |
| Coverage | full-frame | APS-C |
| Mount | Sony E | Sony E |
Which should you buy?
- the Viltrox AF 56mm f/1.2 Pro (56mm) is wider — more in the frame for street and interiors; the Sigma 85mm f/1.2 DG Art (85mm) is tighter — more reach and compression for portraits
- the Sigma 85mm f/1.2 DG Art covers full-frame (also works on APS-C bodies); the Viltrox AF 56mm f/1.2 Pro is APS-C-only — it won't fill a full-frame sensor
Where to buy
Sigma 85mm f/1.2 DG ArtSee price on Amazon
Viltrox AF 56mm f/1.2 ProSee price on Amazon
FAQ
What's the difference between the Sigma 85mm f/1.2 DG Art and the Viltrox AF 56mm f/1.2 Pro?
The Sigma 85mm f/1.2 DG Art is 85mm f/1.2 prime, full-frame; the Viltrox AF 56mm f/1.2 Pro is 56mm f/1.2 prime, APS-C. Both fit the Sony E mount.
Do the Sigma 85mm f/1.2 DG Art and Viltrox AF 56mm f/1.2 Pro 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 56mm f/1.2 Pro is APS-C-only and won't fill a full-frame sensor.
More Sony E comparisons: Sigma 35mm f/1.4 DG DN Art vs Sony FE 35mm f/1.4 GM · Sony FE 50mm f/1.4 GM vs Sony FE 85mm f/1.4 GM II · Sigma 18-50mm f/2.8 DC DN Contemporary vs Sony E PZ 16-50mm f/3.5-5.6 OSS · Sigma 28-45mm f/1.8 DG DN Art vs Samyang AF 35-150mm f/2-2.8 FE · all Sony E lenses · all comparisons