Comparison of Olympus 75-300mm ƒ/4.8-6.7 ED M.Zuiko Digital and Vivitar 100-300mm f/5.6-6.7 Series 1 AF [S]ave
| Attribute |  Vivitar 100-300mm f/5.6-6.7 Series 1 AF × |  Olympus 75-300mm ƒ/4.8-6.7 ED M.Zuiko Digital × |
|---|---|---|
| Magnification Ratio (x) | 0.25 | 0.18 |
| Filter Size (mm) | 55 | 58 |
| Length (mm) | 137.5 | 116 |
| Closest Focus (m) | 1.5 | 0.9 |
| Zoom System | Push-Pull | Rotary |
| Diameter (mm) | 72 | 70 |
| Image Circle | 35mm | Micro Four-Thirds |
| Diaphragm Blades Type | - | rounded |
| Name | Vivitar 100-300mm f/5.6-6.7 Series 1 AF | Olympus 75-300mm ƒ/4.8-6.7 ED M.Zuiko Digital |
| Brand | Vivitar | Olympus |
| Weight (g) | 437 | 430 |
| Type | Telephoto Zoom | Telephoto Zoom |
| Focus Details | - | Rear focusing with high-speed, silent AF (MSC) |
| Notes | Available AF mounts: Canon, Minolta, Nikon, Pentax | Included Accessores: Lens Hood |
| Focal Length (mm) | 100.00 - 300.00 | 75.00 - 300.00 |
| Aperture (f) | 5.60 - 32.00 | 4.80 - 22.00 |
| Diaphragm Blades | - | 7 |
| Diagonal Angle of View (degree) | 8.20 - 24.00 | 4.10 - 16.00 |
| Lens Construction | 10 elements in 8 groups | 18 elements in 13 groups, including 2 ED and 3 HR elements |
| APS Equivalent | 1.5x: 150 - 450mm;1.6x: 160 - 480mm | - |
| 35mm Equivalent | - | 150 - 600mm |
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