Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
100 Overall Score
vs
Pentax D FA* 22890 85mm
Pentax
45 Overall Score
Scores
Video Cinema
Professional
Budget
Travel
Macro
Portrait
Landscape
Street
Wildlife Sports
Specifications
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Pentax D FA* 22890 85mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 85 mm |
| Focal Length Max | 70 mm | 85 mm |
| Elements | 16 | 12 |
| Groups | 12 | 10 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 2 | 3★ |
| Coating | Fluorine Coating | Multi-Coated |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Fujifilm X | Pentax K |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.54 kg★ | 1.25 kg |
| Filter Thread | 67 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | RXD | SDM |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 850 mm |
| Max Magnification | 1:4.8 | 1:8 |
Pros & Cons
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (91st percentile)91st %ile
- Strong versatility (89th percentile)89th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
Pentax D FA* 22890 85mm
- Strong optical (77th percentile)
- Below average build (25th percentile)
- Below average versatility (33rd percentile)
Pricing
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD0.125score per dollar
vs
Pentax D FA* 22890 85mm0.028score per dollar
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD offers 4.5x better value for money
Verdict
Winner: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 100 overall, wins 9 of 9 usage categories and 4 of 21 specs.
