Sigma 56mm f/1.4 DC DN Contemporary vs Viltrox AF 56mm f/1.2 Pro
Sigma 56mm f/1.4 DC DN Contemporary has more in its favour on paper. The AF 56mm f/1.2 Pro gathers more light for low light and background blur; the 56mm f/1.4 DC DN Contemporary is lighter and cheaper.
Choose the 56mm f/1.4 DC DN Contemporary for
- less weight (280g vs 535g)
- a lower price (about £340 vs £390)
- weather sealing
Choose the AF 56mm f/1.2 Pro for
- a brighter maximum aperture (f/1.2, about 0.4 stops more light)
| 56mm f/1.4 DC DN Contemporary | AF 56mm f/1.2 Pro | |
|---|---|---|
| Brand | Sigma | Viltrox |
| Focal length | 56mm | 56mm |
| Maximum aperture | f/1.4 | f/1.2 |
| Weight | 280 g | 535 g |
| Stabilisation | No | No |
| Weather sealing | Yes | No |
| Filter size | 55mm | 67mm |
| Made for | APSC | APSC |
| New price | £399 | £449 |
| Used at MPB (Sony E / FE) | £329–£349 | £389–£389 |
More lens comparisons
See all Sony E / FE cameras and lenses.
Frequently asked questions
Is the Sigma 56mm f/1.4 DC DN Contemporary better than the Viltrox AF 56mm f/1.2 Pro?
The 56mm f/1.4 DC DN Contemporary offers less weight (280g vs 535g), a lower price (about £340 vs £390), weather sealing; the AF 56mm f/1.2 Pro offers a brighter maximum aperture (f/1.2, about 0.4 stops more light).
Which is better value, the 56mm f/1.4 DC DN Contemporary or the AF 56mm f/1.2 Pro?
On Sony E / FE, the Sigma 56mm f/1.4 DC DN Contemporary costs about £340 against about £390 for the Viltrox AF 56mm f/1.2 Pro (MPB used where listed, otherwise new; checked 5 November 2026).
Is f/1.2 worth it over f/1.4?
f/1.2 gathers about 0.4 stops more light, which helps indoors, at night and for background blur. If you mostly shoot in good light, the slower lens is usually lighter and cheaper.
Do both lenses fit the same cameras?
Both are available for Sony E / FE (and other mounts: Fujifilm X, Canon RF / RF-S, Nikon Z, L-Mount, Micro Four Thirds, Canon EF-M). Both are made for crop sensors.