Comparison of Zeiss 12mm f/2.8 Touit 2.8/12 and Sigma 24mm f/3.5 DG DN Contemporary [S]ave
| Attribute |  Zeiss 12mm f/2.8 Touit 2.8/12 × |  Sigma 24mm f/3.5 DG DN Contemporary × |
|---|---|---|
| Filter Size (mm) | 67 | 55 |
| Notes | Available CSC mounts: Fujifilm X-Mount, Sony NEX E-Mount (X-Mount version has aperture ring, E-Mount does not). | Available AF Mounts: L-Mount, Sony E-Mount |
| Closest Focus (m) | 0.18 | 0.11 |
| Magnification Ratio (x) | 0.11 | 0.5 |
| Type | Wide Prime | Wide Prime |
| Length (mm) | 68 | 48.8 |
| APS Equivalent | 1.5x: 18mm | 1.5x: 36mm |
| Diagonal Angle of View (degree) | 99.00 | 84.10 |
| Image Circle | APS-C | 35mm |
| Focal Length (mm) | 12.00 | 24.00 |
| Brand | Carl-zeiss | Sigma |
| Name | Zeiss 12mm f/2.8 Touit 2.8/12 | Sigma 24mm f/3.5 DG DN Contemporary |
| Weight (g) | 270 | 225 |
| Aperture (f) | 2.80 - 22.00 | 3.50 - 22.00 |
| Diaphragm Blades | 9 | 7 |
| Diaphragm Blades Type | rounded | rounded |
| Lens Construction | 11 elements in 8 groups with 2 aspherical and 3 anomalous partial dispersion elements | 10 elements in 8 groups, with 1 SLD glass and 3 aspherical lenses |
| Diameter (mm) | 65 | 64 |
| Focus Details | Autofocus; With grippy focus ring for precise manual focusing | Smooth, quiet and high-speed AF via stepping motor |
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