Pentax smc Pentax-DA 50mm f/1.8 vs Vivitar 50mm f/1.8 Auto
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Pentax
smc Pentax-DA 50mm f/1.8
| Spec | smc Pentax-DA 50mm f/1.8 | 50mm f/1.8 Auto |
|---|---|---|
| Brand | Pentax | Vivitar |
| Mount | Pentax K | Pentax K |
| Type | Prime | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/1.8 | f/1.8 |
| Released | 2012 | n/a |
| Format | aps-c | n/a |
| Groups | 5 | n/a |
| Elements | 6 | n/a |
| Weight g | 122 | n/a |
| Filter mm | 52 | n/a |
| Length mm | 38.5 | n/a |
| Diameter mm | 63.0 | n/a |
| Min focus m | 0.45 | n/a |
| Max magnification | 0.15 | n/a |
Pentax smc Pentax-DA 50mm f/1.8
A light 50mm prime for Pentax APS-C bodies, weighing about 122 g. It takes 52mm filters and focuses as close as 0.45 m.
Pros
- Light at about 122 g
- f/1.8 aperture
- 52mm filters
Cons
- APS-C only
- Plastic build
- Soft wide open
Vivitar 50mm f/1.8 Auto
A 50mm f/1.8 fast standard prime lens, the Vivitar 50mm f/1.8 Auto is designed for Pentax K mount bodies. The natural field of view suits street, documentary and everyday photography.