Sigma 28-70mm F2.8-4 DG vs Sigma EX 28-70mm F2.8 DG
This is a full comparison between the lenses Sigma 28-70mm F2.8-4 DG and Sigma EX 28-70mm F2.8 DG .
Compare Specifications
Product |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Name | Sigma 28-70mm F2.8-4 DG | Sigma EX 28-70mm F2.8 DG |
| Manufacturer | Sigma | Sigma |
| SKU | ||
Release Date and Price |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Release Year | 2004 | 2004 |
| Release Date | ||
| MSRP | N/A | 429 USD |
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Lens Type |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Lens Type | Standard / Normal | Standard / Normal |
| Zoom or Prime | Zoom lens | Zoom lens |
Mount and Compatibility |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Mount | Canon EF | Canon EFNikon F |
| Designed for APS-C sensor | No (Suitable for all sensors) | No (Suitable for all sensors) |
Focus |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Autofocus (AF) | YesNote. See below for further information | YesNote. See below for further information |
| Built-in Autofocus (AF) Motor |
No
Requires that the camera has an Autofocus Motor Compatible Cameras for Sigma 28-70mm F2.8-4 DG |
No
Requires that the camera has an Autofocus Motor Compatible Cameras for Sigma EX 28-70mm F2.8 DG |
| Motor Type | N/A | N/A |
| Focus Method | No information | No information |
| Closest Focusing Distance | 50 cm | 33 cm |
| Maximum Magnification | ||
Aperture |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Maximum Aperture |
F2,8-4
This lens has a variable aperture at different focal lengths. F2,8 at 28 mm F4 at 70 mm Variable Aperture |
F2,8 |
| Diaphragm Blades | No information | No information |
Optics |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Construction | 11 elements / 8 groups | 14 elements / 12 groups |
| Special Elements/Coatings | No information | No information |
Focal Length |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Focal Length | 28-70 mm | 28-70 mm |
| Zoom Range | 42 mm | 42 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 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Weather Sealing | No | No |
| Diameter | 67 mm | 74 mm |
| Length | 60 mm | 87 mm |
| Weight | 245 gr | 510 gr |
Other |
Sigma 28-70mm F2.8-4 DG |
Sigma EX 28-70mm F2.8 DG |
| Filter Type | Filter Thread | Filter Thread |
| Filter Diameter | 58 mm | 67 mm |
| Lens Hood | Included | Included |
| Lens Hood SKU | N/A | N/A |
| Tripod Collar | N/A | N/A |
| Tripod Collar SKU | N/A | N/A |