Sigma EX 20-40mm F2.8 DG vs Canon EF 400mm F4 DO IS USM
This is a full comparison between the lenses Sigma EX 20-40mm F2.8 DG and Canon EF 400mm F4 DO IS USM .
Compare Specifications
Product |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Name | Sigma EX 20-40mm F2.8 DG | Canon EF 400mm F4 DO IS USM |
| Manufacturer | Sigma | Canon |
| SKU | ||
Release Date and Price |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Release Year | 2001 | 2001 |
| Release Date | ||
| MSRP | N/A | 6469 USD |
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Lens Type |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Lens Type | Standard / Normal |
Telephoto Supertelephoto |
| Zoom or Prime | Zoom lens | Prime lens (no zoom) |
Mount and Compatibility |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Mount | Canon EFNikon F | Canon EF |
| Designed for APS-C sensor | No (Suitable for all sensors) | No (Suitable for all sensors) |
Focus |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Autofocus (AF) | YesNote. See below for further information | Yes |
| Built-in Autofocus (AF) Motor |
No
Requires that the camera has an Autofocus Motor Compatible Cameras for Sigma EX 20-40mm F2.8 DG |
Yes |
| Motor Type | N/A | No information |
| Focus Method | No information | No information |
| Closest Focusing Distance | 30 cm | 350 cm |
| Maximum Magnification | ||
Aperture |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Maximum Aperture | F2,8 | F4 |
| Diaphragm Blades | No information | No information |
Optics |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Construction | 17 elements / 13 groups | 17 elements / 13 groups |
| Special Elements/Coatings | No information | No information |
Focal Length |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Focal Length | 20-40 mm | 400 mm |
| Zoom Range | 20 mm | None (Prime lens) No Zoom available. |
| Built-in Teleconverter | No | No |
| Teleconverter Multiplier | N/A | N/A |
| Image Stabilization | No |
Yes
IS |
| Image Stabilization CIPA Rating | N/A | N/A |
Physical |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Weather Sealing | No | Yes |
| Diameter | 89 mm | 128 mm |
| Length | 107 mm | 232 mm |
| Weight | 595 gr | 1940 gr |
Other |
Sigma EX 20-40mm F2.8 DG |
Canon EF 400mm F4 DO IS USM |
| Filter Type | Filter Thread | Drop-in Filter |
| Filter Diameter | 82 mm | 52 mm |
| Lens Hood | Included | Included |
| Lens Hood SKU | N/A | ET-120 |
| Tripod Collar | N/A | Included |
| Tripod Collar SKU | N/A | N/A |
