Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Tamron
97 Overall Score
vs
Sirui 40mm T1.8 1.33X S35 AF 40mm
Sirui
53 Overall Score
Scores
Video Cinema
Budget
Macro
Professional
Travel
Portrait
Landscape
Street
Wildlife Sports
Specifications
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm | Sirui 40mm T1.8 1.33X S35 AF 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 17 mm | 40 mm |
| Focal Length Max | 70 mm | 40 mm |
| Elements | 16 | 16 |
| Groups | 12 | 12 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 2★ | — |
| Coating | Fluorine Coating | — |
| Aperture | ||
| Max Aperture | f/2.8 | — |
| Min Aperture | f/2.8 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | 6 |
| Build | ||
| Mount | Sony E | Sony E |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | — |
| Weight | 0.54 kg★ | 0.61 kg |
| Filter Thread | 67 mm | — |
| AF & Stabilization | ||
| AF Type | RXD | STM Step Motor★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 600 mm |
| Max Magnification | 1:4.8★ | — |
Pros & Cons
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
- Strong optical (91st percentile)91st %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
Sirui 40mm T1.8 1.33X S35 AF 40mm
- Strong af (87th percentile)87th %ile
- Strong stabilization (82nd percentile)82nd %ile
- Strong optical (71st percentile)
- Strong aperture (66th percentile)
- Below average build (17th percentile)17th %ile
- Below average versatility (34th percentile)
Verdict
Winner: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD 70mm
Scores 97 overall, wins 9 of 9 usage categories and 7 of 21 specs.