A 40 mm f/1.4 DG HSM vs Ultron 40 mm f/2 SL II S Aspherical
Sigma
A 40 mm f/1.4 DG HSM
Voigtlander
Ultron 40 mm f/2 SL II S Aspherical
Here we are comparing the Sigma A 40 mm f/1.4 DG HSM and the Voigtlander Ultron 40 mm f/2 SL II S Aspherical. The Sigma A 40 mm f/1.4 DG HSM is a 40mm wide-angle prime lens with a maximum aperture of f/1.4, released in 2018. The Voigtlander Ultron 40 mm f/2 SL II S Aspherical is a 40mm wide-angle prime lens with a maximum aperture of f/2, released in 2017.
There is a 1 year difference between the Voigtlander Ultron 40 mm f/2 SL II S Aspherical and the Sigma A 40 mm f/1.4 DG HSM — the newer design may benefit from more recent optical engineering and coatings.
Below you will find a detailed side-by-side comparison of their specifications, features, and key differences.
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| Compare | Fastest Aperture | |
|---|---|---|
| Mount | ||
| Sensor Size | Full Frame | Full Frame |
| Best For | Portrait | Portrait Street |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 40 mm | 40 mm |
| Aperture | f/1.4 | f/2 |
| Aperture Blades | 9 | 9 |
Features | ||
| Autofocus | Yes | No |
| Image Stabilization | No | No |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 0.4 m | 0.25 m |
| Max. Magnification | - | - |
Physical Specifications | ||
| Weight | 1200 g | 260 g |
| Length | 87.8 mm | 66.3 mm |
| Diameter | 131 mm | 37.5 mm |
| Filter Thread | 82 mm | 52 mm |
Price & Availability | ||
| Release Year | 2018 | 2017 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Sigma A 40 mm f/1.4 DG HSM (40 mm, f/1.4) and Voigtlander Ultron 40 mm f/2 SL II S Aspherical (40 mm, f/2).
Voigtlander Ultron 40 mm f/2 SL II S Aspherical is the lightest at 260 g, Sigma A 40 mm f/1.4 DG HSM weighs 1200 g.
Sigma A 40 mm f/1.4 DG HSM offers the fastest maximum aperture at f/1.4, allowing for better low-light performance and shallower depth of field.
Voigtlander Ultron 40 mm f/2 SL II S Aspherical can focus closest at 0.25 m minimum focus distance.
Use the detailed comparison table below to see all specifications side-by-side and find the perfect lens for your photography needs.
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