Sigma 17-70mm f/2.8-4 DC Macro HSM vs Sigma 18-50mm f/2.8-4.5 DC OS HSM
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Sigma 17-70mm f/2.8-4 DC Macro HSM goes wider (17mm vs 18mm).
- Sigma 17-70mm f/2.8-4 DC Macro HSM reaches further (70mm vs 50mm).
| Spec | 17-70mm f/2.8-4 DC Macro HSM | 18-50mm f/2.8-4.5 DC OS HSM |
|---|---|---|
| Brand | Sigma | Sigma |
| Mount | Sigma SA | Sigma SA |
| Type | Macro | Zoom |
| Focal length | 17-70mm (wider) | 18-50mm |
| Max aperture | f/2.8 | f/2.8 |
| Blades | 7 | 7 |
| Groups | 13 | 12 |
| Elements | 17 | 16 |
| Filter mm | 72 | 67 |
| Min focus m | 0.22 (closer focusing) | 0.3 |
| Max magnification | 0.37 | 0.25 |
Sigma 17-70mm f/2.8-4 DC Macro HSM
Sigma 17-70mm f/2.8-4 DC Macro HSM: an APS-C macro zoom lens with a 17-70mm focal length and a maximum aperture of f/2.8-4, made for Sigma SA mount cameras, with Hyper Sonic Motor autofocus. It is intended for close-up work with small subjects such as flowers and insects.
Sigma 18-50mm f/2.8-4.5 DC OS HSM
A 18-50mm f/2.8-4.5 APS-C standard zoom lens, the Sigma 18-50mm f/2.8-4.5 DC OS HSM is designed for Sigma SA mount bodies, with Optical Stabilizer and Hyper Sonic Motor autofocus. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.