Sigma EX 4.5mm F2.8 DC HSM Fisheye vs Canon EF 17-40mm F4 L USM
This is a full comparison between the lenses Sigma EX 4.5mm F2.8 DC HSM Fisheye and Canon EF 17-40mm F4 L USM .
Compare Specifications
Product |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Name | Sigma EX 4.5mm F2.8 DC HSM Fisheye | Canon EF 17-40mm F4 L USM |
| Manufacturer | Sigma | Canon |
| SKU | ||
Release Date and Price |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Release Year | 2007 | 2003 |
| Release Date | ||
| MSRP | 1500 USD | 839 USD |
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Lens Type |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Lens Type |
Wide Angle Lens Fisheye |
Wide Angle Lens |
| Zoom or Prime | Prime lens (no zoom) | Zoom lens |
Mount and Compatibility |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Mount | Canon EF-SNikon F | Canon EF |
| Designed for APS-C sensor | Yes | No (Suitable for all sensors) |
Focus |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Autofocus (AF) | Yes | Yes |
| Built-in Autofocus (AF) Motor | Yes | Yes |
| Motor Type | No information | No information |
| Focus Method | No information | No information |
| Closest Focusing Distance | 13 cm | 28 cm |
| Maximum Magnification | ||
Aperture |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Maximum Aperture | F2,8 | F4 |
| Diaphragm Blades | No information | No information |
Optics |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Construction | 13 elements / 9 groups | 12 elements / 9 groups |
| Special Elements/Coatings | No information | No information |
Focal Length |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Focal Length | 4 mm | 17-40 mm |
| Zoom Range | None (Prime lens) No Zoom available. |
23 mm |
| Built-in Teleconverter | No | No |
| Teleconverter Multiplier | N/A | N/A |
| Image Stabilization | No | No |
| Image Stabilization CIPA Rating | N/A | N/A |
Physical |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Weather Sealing | No | Yes |
| Diameter | 76 mm | 83 mm |
| Length | 77 mm | 96 mm |
| Weight | 470 gr | 500 gr |
Other |
Sigma EX 4.5mm F2.8 DC HSM Fisheye |
Canon EF 17-40mm F4 L USM |
| Filter Type | Built-in Filter Holder | Filter Thread |
| Filter Diameter | N/A | 77 mm |
| Lens Hood | Not Included | Included |
| Lens Hood SKU | N/A | EW-83E |
| Tripod Collar | N/A | N/A |
| Tripod Collar SKU | N/A | N/A |
