Comparison of Canon EF 300mm f/2.8L IS USM and Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor [S]ave
| Attribute |  Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor × |  Canon EF 300mm f/2.8L IS USM × |
|---|---|---|
| Aperture (f) | 2.80 - 22.00 | 2.80 - 32.00 |
| Filter Size (mm) | 112 | 52 |
| Notes | Optical image stabilization; Weather-resistant | Image Stabilization; Magnesium alloy lens barrels |
| Closest Focus (m) | 2 | 2.5 |
| Magnification Ratio (x) | 0.16 | 0.13 |
| Diaphragm Blades Type | rounded | - |
| Type | Telephoto Zoom | Telephoto Prime |
| APS Equivalent | 1.5x: 180 - 450mm | 480mm |
| Diaphragm Blades | 9 | 8 |
| Image Circle | 35mm | 35mm |
| Focal Length (mm) | 120.00 - 300.00 | 300.00 |
| Brand | Nikon | Canon |
| Name | Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor | Canon EF 300mm f/2.8L IS USM |
| Weight (g) | 3250 | 2550 |
| Diagonal Angle of View (degree) | 8.20 - 20.30 | 8.30 |
| Lens Construction | 25 elements in 19 groups, including 1 ED lens element, 2 fluorite elements,1 SR element; Nano Crystal and ARNEO coats | 17 elements in 13 groups, including 1 flourite and 2 UD elements |
| Diameter (mm) | 128 | 128 |
| Length (mm) | 303.5 | 252 |
| Zoom System | Rotary | - |
| Focus Details | Internal; AF-S with AM/MA/M switch, focus limiter, memory recall | Inner focusing; full-time manual focus and USM |
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