Comparison of Olympus 50mm f/2 Zuiko Digital Macro and Sigma 56mm f/1.4 DC DN Contemporary [S]ave
| Attribute |  Sigma 56mm f/1.4 DC DN Contemporary × |  Olympus 50mm f/2 Zuiko Digital Macro × |
|---|---|---|
| Notes | Available AF Mounts: Canon EF-M, Micro Four Thirds, Sony E-mount; Compatible with Sigma's Mount Conversion Service | Includes Lens Hood (LH-55) and Lens Case (LSC-0814); Compatible with EX-25 Extension Tube |
| Aperture (f) | 1.40 - 16.00 | 2.00 - 22.00 |
| Magnification Ratio (x) | 0.14 | 0.5 |
| Filter Size (mm) | 55 | 52 |
| APS Equivalent | 1.5x: 84mm; 2.0x: 112mm | - |
| Type | Telephoto Prime | Telephoto Prime Macro |
| Diaphragm Blades | 9 | 7 |
| 35mm Equivalent | - | 100mm |
| Image Circle | APS-C | Image Circle |
| Focal Length (mm) | 56.00 | 50.00 |
| Brand | Sigma | Olympus |
| Name | Sigma 56mm f/1.4 DC DN Contemporary | Olympus 50mm f/2 Zuiko Digital Macro |
| Weight (g) | 280 | 300 |
| Diagonal Angle of View (degree) | 28.50 | 24.00 |
| Lens Construction | 10 elements in 6 groups, including 1 SLD and 2 asperical elements | 11 elements in 10 groups, including 1 ED element |
| Diameter (mm) | 66.5 | 71 |
| Length (mm) | 59.5 | 61.5 |
| Focus Details | Smooth and quiet AF with stepper motor | - |
| Closest Focus (m) | 0.5 | 0.24 |
| Diaphragm Blades Type | rounded | - |
| Front Element Rotation | - | - |
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