Comparison of Olympus 40-150mm ƒ/4-5.6 ED M.Zuiko Digital and Pentax SMC P-DA 50-200mm f/4-5.6 ED [S]ave
| Attribute |  Pentax SMC P-DA 50-200mm f/4-5.6 ED × |  Olympus 40-150mm ƒ/4-5.6 ED M.Zuiko Digital × |
|---|---|---|
| Diaphragm Blades Type | - | rounded |
| Diagonal Angle of View (degree) | 8.10 - 31.50 | 8.20 - 30.00 |
| Filter Size (mm) | 52 | 58 |
| Aperture (f) | 4.00 - 32.00 | 4.00 - 22.00 |
| APS Equivalent | 75 - 300mm | - |
| Type | Telephoto Zoom | Telephoto Zoom |
| Diaphragm Blades | 6 | 7 |
| 35mm Equivalent | - | 80 - 300mm |
| Image Circle | APS-C | Image Circle |
| Focal Length (mm) | 50.00 - 200.00 | 40.00 - 150.00 |
| Brand | Pentax | Olympus |
| Name | Pentax SMC P-DA 50-200mm f/4-5.6 ED | Olympus 40-150mm ƒ/4-5.6 ED M.Zuiko Digital |
| Weight (g) | 255 | 190 |
| Zoom System | Rotary | Rotary |
| Lens Construction | 11 elements in 10 groups, including 2 aspherical and 1 ED element | 13 elements in 10 groups, including one ED element |
| Diameter (mm) | 66.5 | 63.5 |
| Length (mm) | 78.5 | 83 |
| Focus Details | "Quick Shift" AF/MF mechanism | - |
| Magnification Ratio (x) | 0.24 | 0.16 |
| Notes | Included Accessories: Lens Hood | - |
| Closest Focus (m) | 1.1 | 0.9 |
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