Comparison of Panasonic 25mm f/1.4 ASPH Leica D SUMMILUX and Sigma 30mm f/1.4 EX DC HSM [S]ave
| Attribute |  Panasonic 25mm f/1.4 ASPH Leica D SUMMILUX × |  Sigma 30mm f/1.4 EX DC HSM × |
|---|---|---|
| Aperture (f) | 1.40 - 16.00 | 1.40 - 16.00 |
| Diagonal Angle of View (degree) | 46.00 | 45.00 |
| Filter Size (mm) | 62 | 62 |
| Notes | Additional features: Aperture ring; Included accessories: Lens hood, storage bag | Available AF mounts: [HSM version]: Sigma, Canon, Nikon, Four-Thirds; [w/o HSM]: Pentax, Sony |
| Type | Standard Prime | Standard Prime |
| Magnification Ratio (x) | 0.18 | 0.1 |
| Diaphragm Blades | 7 | 8 |
| APS Equivalent | - | 1.5x: 45mm; 1.6x: 48mm |
| Image Circle | Four-Thirds | Image Circle |
| Focal Length (mm) | 25.00 | 30.00 |
| Brand | Panasonic | Sigma |
| Name | Panasonic 25mm f/1.4 ASPH Leica D SUMMILUX | Sigma 30mm f/1.4 EX DC HSM |
| Weight (g) | 525 | 430 |
| Diameter (mm) | 77.7 | 75.5 |
| Lens Construction | 10 elements in 9 groups, including 1 aspherical, 1 Super ED and 3 ED elements | 7 elements in 7 groups, including a hybrid aspherical lens and two Special Low Dispersion elements |
| 35mm Equivalent | 50mm | - |
| Length (mm) | 75 | 59 |
| Focus Details | - | Internal focusing system with HSM |
| Closest Focus (m) | 0.38 | 0.4 |
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