Comparison of Pentax 55-300mm f/4-5.8 ED WR HD DA and Sony 55-300mm f/4.5-5.6 DT SAM SAL-55300 [S]ave
| Attribute |  Sony 55-300mm f/4.5-5.6 DT SAM SAL-55300 × |  Pentax 55-300mm f/4-5.8 ED WR HD DA × |
|---|---|---|
| Aperture (f) | 4.50 - 29.00 | 4.00 - 32.00 |
| Filter Size (mm) | 62 | 58 |
| Notes | Includes ALC-SH112 solid-circular lens hood, front and rear lens caps. | Weather resistant; PENTAX SP coating protects exposed lens elements; Included Accessories: lens hood, lens cap, rear lens cap, soft lens case. |
| Closest Focus (m) | 1.4 | 1.4 |
| Magnification Ratio (x) | 0.27 | 0.28 |
| Diameter (mm) | 77 | 71 |
| Type | Telephoto Zoom | Telephoto Zoom |
| APS Equivalent | 82.5 - 450mm | 82.5 - 450mm |
| Diaphragm Blades | 7 | 6 |
| Image Circle | APS-C | APS-C |
| Focal Length (mm) | 55.00 - 300.00 | 55.00 - 300.00 |
| Brand | Sony | Pentax |
| Name | Sony 55-300mm f/4.5-5.6 DT SAM SAL-55300 | Pentax 55-300mm f/4-5.8 ED WR HD DA |
| Weight (g) | 460 | 466 |
| Diagonal Angle of View (degree) | 5.30 - 28.80 | 5.40 - 29.00 |
| Lens Construction | 12 elements 9 groups including 1 ED glass element | 12 elements in 8 groups, including ED elements |
| Zoom System | Rotary, with lock | Rotary |
| Length (mm) | 116.5 | 111.5 |
| Diaphragm Blades Type | circular | - |
| Focus Details | Smooth Autofocus Motor (SAM) | Quick-shift Focus System |
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