Minolta MD Rokkor-X 28mm f/2.8 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.
Minolta
MD Rokkor-X 28mm f/2.8
Verdict at a glance
- Tamron 28mm f/2.5 Adaptall-2 is faster by 0.3 stops (f/2.5 vs f/2.8), letting in more light.
| Spec | MD Rokkor-X 28mm f/2.8 | 28mm f/2.5 Adaptall-2 |
|---|---|---|
| Brand | Minolta | Tamron |
| Mount | Minolta MD | Minolta MD |
| Type | Prime | Prime |
| Focal length | 28mm | 28mm |
| Max aperture | f/2.8 | f/2.5 (faster) |
| Released | n/a | 1979 |
| Format | full-frame | full-frame |
| Groups | 7 | 7 |
| Af motor | none | none |
| Elements | 7 | 7 |
| Filter mm | 55 | 49 |
| Length mm | 43.5 | 37.5 |
| Diameter mm | 64.5 | 64.5 |
| Min focus m | 0.3 | 0.25 (closer focusing) |
| Weight g | n/a | 180 |
Minolta MD Rokkor-X 28mm f/2.8
A compact manual wide-angle for Minolta's MD mount. It takes 55mm filters and focuses as close as 0.3 m.
Pros
- Compact
- 55mm filters
- Close focus 0.3 m
Cons
- Manual focus only
- Corner softness
- f/2.8
Tamron 28mm f/2.5 Adaptall-2
The Tamron 28mm f/2.5 Adaptall-2 is a manual-focus wide-angle prime lens covering 28mm at f/2.5 for Minolta MD mount cameras. The wide view suits landscapes, architecture and environmental shots.