Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
100 Overall Score
vs
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm
Sirui
41 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 | Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 50 mm |
| Focal Length Max | 70 mm | 50 mm |
| Elements | 16 | 16 |
| Groups | 12 | 13 |
| Aspherical Elements | 3★ | — |
| ED Elements | 2★ | — |
| Coating | Fluorine Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/2.9 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 9 | 10★ |
| Build | ||
| Mount | Fujifilm X | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg★ | 1.07 kg |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | RXD | manual focus only |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 190 mm | 31 mm★ |
| Max Magnification | 1:4.8 | 1:12.83 (V), 1:2 |
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
Sirui Venus 50mm T2.9 1.6X Full-Frame Anamorphic 50mm
- Strong macro (98th percentile)98th %ile
- Strong stabilization (83rd percentile)83rd %ile
- Strong social proof (71st percentile)
- Strong optical (68th percentile)
- Below average build (6th percentile)6th %ile
- Below average af (13th percentile)13th %ile
- Below average user sentiment (30th percentile)
- Below average versatility (33rd percentile)
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 5 of 21 specs.