Olympus OM Zuiko Auto-W 28mm f/3.5 vs Tamron 28mm f/2.5 Adaptall-2
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Olympus
OM Zuiko Auto-W 28mm f/3.5
Verdict at a glance
- Tamron 28mm f/2.5 Adaptall-2 is faster by 1 stop (f/2.5 vs f/3.5), letting in more light.
| Spec | OM Zuiko Auto-W 28mm f/3.5 | 28mm f/2.5 Adaptall-2 |
|---|---|---|
| Brand | Olympus | Tamron |
| Mount | Olympus OM | Olympus OM |
| Type | Prime | Prime |
| Focal length | 28mm | 28mm |
| Max aperture | f/3.5 | f/2.5 (faster) |
| Released | n/a | 1979 |
| Format | full-frame | full-frame |
| Groups | 7 | 7 |
| Af motor | none | none |
| Elements | 7 | 7 |
| Weight g | 180 | 180 |
| Filter mm | 49 | 49 |
| Length mm | 31.0 | 37.5 |
| Diameter mm | 59.0 | 64.5 |
| Min focus m | 0.3 | 0.25 (closer focusing) |
Olympus OM Zuiko Auto-W 28mm f/3.5
This 28mm f/3.5 manual-focus wide-angle prime lens from Olympus fits Olympus OM mount cameras. A classic compact manual-focus lens from the Olympus OM film-camera system.
Tamron 28mm f/2.5 Adaptall-2
A 28mm f/2.5 manual-focus wide-angle prime lens, the Tamron 28mm f/2.5 Adaptall-2 is designed for Olympus OM mount bodies. The wide view suits landscapes, architecture and environmental shots.