| Attribute | Canon EF 70-300mm f/4-5.6 IS USM × | Olympus 70-300mm ƒ/4-5.6 ED Zuiko Digital × |
|---|---|---|
| Filter Size (mm) | 58 | 58 |
| Notes | Image Stabilization | Included Accessores: Lens Hood |
| Closest Focus (m) | 1.5 | 1.2 |
| Magnification Ratio (x) | 0.26 | 0.5 |
| Diaphragm Blades | - | 9 |
| Type | Telephoto Zoom | Telephoto Zoom |
| APS Equivalent | 112 - 480mm | - |
| Zoom System | Rotary | Rotary |
| Image Circle | 35mm | Four-Thirds |
| Focal Length (mm) | 70.00 - 300.00 | 70.00 - 300.00 |
| Brand | Canon | Olympus |
| Name | Canon EF 70-300mm f/4-5.6 IS USM | Olympus 70-300mm ƒ/4-5.6 ED Zuiko Digital |
| Weight (g) | 630 | 620 |
| Aperture (f) | 4.00 - 32.00 | 4.00 - 22.00 |
| Lens Construction | 15 elements in 10 groups | 14 elements in 10 groups, including 3 ED elements |
| Diagonal Angle of View (degree) | 8.00 - 34.00 | 4.10 - 18.00 |
| Focus Details | Front-focusing method with helicoid ring drive | AF or MF |
| Diameter (mm) | 76.5 | 80 |
| Length (mm) | 142.8 | 127 |
| 35mm Equivalent | - | 140 - 600mm |
| Front Element Rotation | - | - |