Sigma 18-50mm F2.8-4.5 DC OS HSM vs Sigma EX 50mm F1.4 DG HSM
This is a full comparison between the lenses Sigma 18-50mm F2.8-4.5 DC OS HSM and Sigma EX 50mm F1.4 DG HSM.
Compare Specifications
Product |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Name | Sigma 18-50mm F2.8-4.5 DC OS HSM | Sigma EX 50mm F1.4 DG HSM |
| Manufacturer | Sigma | Sigma |
| SKU | ||
Release Date and Price |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Release Year | 2009 | 2008 |
| Release Date | ||
| MSRP | 420 USD | 730 USD |
| Buy it today |
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Lens Type |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Lens Type | Standard / Normal | Standard / Normal |
| Zoom or Prime | Zoom lens | Prime lens (no zoom) |
Mount and Compatibility |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Mount | Canon EF-SNikon F | Canon EFNikon F |
| Designed for APS-C sensor | Yes | No (Suitable for all sensors) |
Focus |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| 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 | 30 cm | 45 cm |
| Maximum Magnification | ||
Aperture |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Maximum Aperture |
F2,8-4,5
This lens has a variable aperture at different focal lengths. F2,8 at 18 mm F4,5 at 50 mm Variable Aperture |
F1,4 |
| Diaphragm Blades | No information | No information |
Optics |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Construction | 16 elements / 12 groups | 8 elements / 6 groups |
| Special Elements/Coatings | No information | No information |
Focal Length |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Focal Length | 18-50 mm | 50 mm |
| Zoom Range | 32 mm | None (Prime lens) No Zoom available. |
| Built-in Teleconverter | No | No |
| Teleconverter Multiplier | N/A | N/A |
| Image Stabilization |
Yes
OS |
No |
| Image Stabilization CIPA Rating | N/A | N/A |
Physical |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Weather Sealing | No | No |
| Diameter | 74 mm | 84 mm |
| Length | 88 mm | 68 mm |
| Weight | 395 gr | 505 gr |
Other |
Sigma 18-50mm F2.8-4.5 DC OS HSM |
Sigma EX 50mm F1.4 DG HSM |
| Filter Type | Filter Thread | Filter Thread |
| Filter Diameter | 67 mm | 77 mm |
| Lens Hood | Included | Included |
| Lens Hood SKU | LH730-02 580 | LH829-01 310 |
| Tripod Collar | N/A | N/A |
| Tripod Collar SKU | N/A | N/A |
