Sigma 20mm f/1.8 EX DG vs Sigma 85mm f/1.4 EX DG HSM
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Sigma 85mm f/1.4 EX DG HSM is faster by 0.7 stops (f/1.4 vs f/1.8), letting in more light.
- Sigma 20mm f/1.8 EX DG goes wider (20mm vs 85mm).
- Sigma 85mm f/1.4 EX DG HSM reaches further (85mm vs 20mm).
| Spec | 20mm f/1.8 EX DG | 85mm f/1.4 EX DG HSM |
|---|---|---|
| Brand | Sigma | Sigma |
| Mount | Sigma SA | Sigma SA |
| Type | Prime | Prime |
| Focal length | 20mm (wider) | 85mm |
| Max aperture | f/1.8 | f/1.4 (faster) |
| Blades | n/a | 9 |
| Groups | n/a | 8 |
| Elements | n/a | 11 |
| Filter mm | n/a | 77 |
| Min focus m | n/a | 0.85 |
| Max magnification | n/a | 0.12 |
Sigma 20mm f/1.8 EX DG
Sigma 20mm f/1.8 EX DG: a full-frame fast wide-angle prime lens with a 20mm focal length and a maximum aperture of f/1.8, made for Sigma SA mount cameras. The wide view suits landscapes, architecture and environmental shots.
Sigma 85mm f/1.4 EX DG HSM
Sigma 85mm f/1.4 EX DG HSM: a full-frame fast short-telephoto prime lens with a 85mm focal length and a maximum aperture of f/1.4, made for Sigma SA mount cameras, with Hyper Sonic Motor autofocus. The focal length is a classic choice for portraits and details.