Comparison of Canon EF 400mm f/4 DO IS USM and Konica Minolta AF 400mm f/4.5 APO G [S]ave
| Attribute |  Canon EF 400mm f/4 DO IS USM × |  Konica Minolta AF 400mm f/4.5 APO G × |
|---|---|---|
| Name | Canon EF 400mm f/4 DO IS USM | Konica Minolta AF 400mm f/4.5 APO G |
| Image Circle | 35mm | 35mm |
| Brand | Canon | Konica-minolta |
| APS Equivalent | 640mm | 600mm |
| Focal Length (mm) | 400.00 | 400.00 |
| Diagonal Angle of View (degree) | 6.20 | 6.20 |
| Diaphragm Blades | 8 | - |
| Closest Focus (m) | 3.5 | 3 |
| Focus Details | Inner focusing; full-time manual focus and USM | Internal; Focus hold button and focus range ring |
| Filter Size (mm) | 52 | - |
| Magnification Ratio (x) | 0.12 | 0.15 |
| Notes | Image Stabilization | - |
| Aperture (f) | 4.00 - 32.00 | 4.50 - 32.00 |
| Length (mm) | 233 | 275 |
| Weight (g) | 1940 | 1920 |
| Lens Construction | 17 elements in 13 groups, including 1 flourite and 1 DO element | 9 elements in 7 groups, including 2 AD elements |
| Type | Telephoto Prime | Telephoto Prime |
| Diameter (mm) | 128 | 109 |
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