Lens Comparison
Sigma 28-105mm F2.8 DG DN Art vs Sigma 28-45mm f/1.8 DG DN Art
Key Differences
- Sigma 28-45mm f/1.8 DG DN Art has a better min focus distance (20 cm vs 37 cm).
- Sigma 28-45mm f/1.8 DG DN Art has a better maximum aperture (f/1.8 vs f/2.8).
- Sigma 28-45mm f/1.8 DG DN Art has a better price (msrp) ($1,099 vs $1,299).
- Sigma 28-45mm f/1.8 DG DN Art has a better max magnification (0.26x vs 0.2x).
- Sigma 28-45mm f/1.8 DG DN Art has a better weight (1020g (2.25 lb) vs 1055g (2.33 lb)).
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 28-105mm | 28-45mm |
| Lens Type | Zoom | Zoom |
| Optical Elements | − | − |
| Optical Groups | − | − |
| Aperture & Iris | ||
| Maximum Aperture | f/2.8 | f/1.8 |
| Minimum Aperture | f/22 | f/16 |
| Aperture Blades | 9 | 9 |
| Rounded Aperture | Yes | Yes |
| Coverage & Angle | ||
| Format Coverage | Full-Frame | Full-Frame |
| Lens Mount | Sony E | Sony E |
| Angle of View | − | − |
| 35mm Equivalent | − | − |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | HLA | HLA |
| Focus Limiter | No | No |
| AF/MF Switch | Yes | Yes |
| Min Focus Distance | 37 cm | 20 cm |
| Max Magnification | 0.2x | 0.26x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | Yes | Yes |
| Declickable Aperture | Yes | Yes |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $1,299 | $1,099 |
| Filter Size | 82mm | 82mm |
| Diameter | 92mm | 92mm |
| Length | 149.2mm | 149.2mm |
| Weight | 1055g (2.33 lb) | 1020g (2.25 lb) |
| Weather Sealed | Yes | Yes |
| Tripod Collar | No | No |
