Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Tamron
97 Overall Score
vs
Canon RF-S7.8mm F4 STM Dual 7mm
Canon
53 Overall Score
Scores
Video Cinema
Budget
Professional
Macro
Travel
Portrait
Landscape
Street
Wildlife Sports
Specifications
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Canon RF-S7.8mm F4 STM Dual 7mm | |
|---|---|---|
| Optics | ||
| Type | zoom | fisheye |
| Focal Length Min | 17 mm | 8 mm |
| Focal Length Max | 70 mm | 8 mm |
| Elements | 16 | 9 |
| Groups | 12 | 7 |
| Aspherical Elements | 3★ | — |
| ED Elements | 2 | 2 |
| Coating | Fluorine Coating | Super Spectra Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/16 |
| Min Aperture | f/2.8 | f/4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Sony E | Canon RF |
| Format | APS-C | APS-C |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.54 kg | 0.13 kg★ |
| Filter Thread | 67 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | RXD | STM★ |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm | 150 mm★ |
| Max Magnification | 1:4.8 | 1:14 |
Pros & Cons
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
- Strong optical (91st percentile)91st %ile
- Strong versatility (90th percentile)90th %ile
- Strong bokeh (87th percentile)87th %ile
- Strong macro (86th percentile)86th %ile
Canon RF-S7.8mm F4 STM Dual 7mm
- Strong build (94th percentile)94th %ile
- Strong macro (90th percentile)90th %ile
- Strong af (87th percentile)87th %ile
- Below average social proof (8th percentile)8th %ile
- Below average bokeh (28th percentile)
- Below average versatility (34th percentile)
Pricing
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD0.117score per dollar
vs
Canon RF-S7.8mm F4 STM Dual 7mm0.097score per dollar
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD offers 1.2x better value for money
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Canon RF-S7.8mm F4 STM Dual 7mm
Verdict
Winner: Tamron Di III 17-70mm f/2.8 Di III-A VC RXD
Scores 97 overall, wins 9 of 9 usage categories and 4 of 21 specs.
