Tamron 28-80mm f/3.5-4.2 Adaptall-2 vs Tamron SP 28mm f/2.5 Adaptall-2
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Tamron
28-80mm f/3.5-4.2 Adaptall-2
Tamron
SP 28mm f/2.5 Adaptall-2
Verdict at a glance
- Tamron SP 28mm f/2.5 Adaptall-2 is faster by 1 stop (f/2.5 vs f/3.5), letting in more light.
- Tamron SP 28mm f/2.5 Adaptall-2 is lighter by 300g.
- Tamron 28-80mm f/3.5-4.2 Adaptall-2 reaches further (80mm vs 28mm).
- Tamron 28-80mm f/3.5-4.2 Adaptall-2 is the newer design (1983 vs 1979).
| Spec | 28-80mm f/3.5-4.2 Adaptall-2 | SP 28mm f/2.5 Adaptall-2 |
|---|---|---|
| Brand | Tamron | Tamron |
| Mount | Tamron Adaptall | Tamron Adaptall |
| Type | Zoom | Prime |
| Focal length | 28-80mm | 28mm |
| Max aperture | f/3.5 | f/2.5 (faster) |
| Released | 1983 | 1979 |
| Format | full-frame | full-frame |
| Groups | 8 | 7 |
| Af motor | none | none |
| Elements | 9 | 7 |
| Weight g | 480 | 180 (lighter) |
| Filter mm | 67 | 49 |
| Length mm | 86.5 | 37.5 |
| Diameter mm | 70.0 | 64.5 |
| Min focus m | 0.36 | 0.25 (closer focusing) |
Tamron 28-80mm f/3.5-4.2 Adaptall-2
The Tamron 28-80mm f/3.5-4.2 Adaptall-2 is a manual-focus standard zoom lens covering 28-80mm at f/3.5-4.2 for Tamron Adaptall mount cameras. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.
Tamron SP 28mm f/2.5 Adaptall-2
The Tamron SP 28mm f/2.5 Adaptall-2 is a manual-focus wide-angle prime lens covering 28mm at f/2.5 for Tamron Adaptall mount cameras, from the Tamron SP series. The wide view suits landscapes, architecture and environmental shots.