Comparison of Pentax SMC P-FA 43mm ƒ/1.9 Limited and Sigma 30mm F2.8 EX DN [S]ave
| Attribute |  Pentax SMC P-FA 43mm ƒ/1.9 Limited × |  Sigma 30mm F2.8 EX DN × |
|---|---|---|
| Filter Size (mm) | 49 | 46 |
| Notes | Distance scale, Aperture ring, IR index. Included accessories: lens hood, soft case. Available in silver or black. | Lens mounts: Sony E-Mount, Micro Four Thirds. Sigma's Super Multi-Layer Coating. |
| Closest Focus (m) | 0.45 | 0.3 |
| Magnification Ratio (x) | 0.12 | 0.12 |
| Type | Standard Prime | Standard Prime |
| Focus Details | Dedicated AF/MF | Inner focusing with linear AF motor |
| APS Equivalent | 64.5mm | 1.5x: 45mm; 2.0x: 60mm |
| Diameter (mm) | 64 | 60.6 |
| Image Circle | 35mm | APS-C |
| Focal Length (mm) | 43.00 | 30.00 |
| Brand | Pentax | Sigma |
| Name | Pentax SMC P-FA 43mm ƒ/1.9 Limited | Sigma 30mm F2.8 EX DN |
| Weight (g) | 155 | 135 |
| Aperture (f) | 1.90 - 22.00 | 2.80 - 22.00 |
| Diaphragm Blades | 8 | 7 |
| Diagonal Angle of View (degree) | 53.00 | 39.60 |
| Length (mm) | 27 | 38.6 |
| Diaphragm Blades Type | - | rounded |
| Lens Construction | 7 elements in 6 groups | 7 elements in 5 groups, including 2 aspherical elements |
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