Tamron Di III A064 30mm
Viltrox AF 40mm f/2.5 FE 40mm
What Buyers Say
Tamron Di III A064 30mm
The Tamron 16-30mm f/2.8 G2 lens is highly praised for astrophotography and landscape work, with users noting excellent sharpness, fast autofocus, and solid build quality. The infinity lock and programmable function button are standout features, though some users mention a rendering change at 30mm and the need for firmware updates on Nikon Z cameras. Overall, it is seen as a great value alternative to native lenses, especially for its lightweight design and consistent f/2.8 aperture.
Pros
- Excellent sharpness
- Fast and accurate autofocus
- Lightweight and compact design
- Solid build quality
- Infinity lock for astrophotography
Cons
- Rendering change at 30mm f/2.8
- Requires firmware update for Nikon Z cameras
- Limited documentation included
- Distortion at 16mm for people photos
Viltrox AF 40mm f/2.5 FE 40mm
The Viltrox AF 40mm f/2.5 lens is widely praised as an exceptional value, delivering sharp images, good color rendition, and solid autofocus at a fraction of the cost of Sony alternatives. Users highlight its lightweight, compact design, making it ideal for travel and everyday carry. While some note it lacks weather sealing and the maximum aperture is f/2.5 rather than f/2, most find the optical quality and performance far exceed expectations for the price. A few mention it may require some post-processing, but overall sentiment is overwhelmingly positive.
Pros
- Excellent value for money
- Sharp image quality
- Lightweight and compact
- Good autofocus performance
- Pleasant color rendition
Cons
- No weather sealing
- Maximum aperture f/2.5 (not f/2)
- Plastic build (except mount)
- May require post-processing
- Manual focus not linear
Scores
Specifications
| Tamron Di III A064 30mm | Viltrox AF 40mm f/2.5 FE 40mm | |
|---|---|---|
| Optics | ||
| Type | zoom | prime |
| Focal Length Min | 16 mm | 40 mm |
| Focal Length Max | 30 mm | 40 mm |
| Elements | 16 | 10 |
| Groups | 12 | 6 |
| Aspherical Elements | 3★ | 1 |
| ED Elements | 3★ | 1 |
| Coating | Fluorine Coating | high-definition nano multi-layer coating, front lens waterproof and anti-fouling coating |
| Aperture | ||
| Max Aperture | f/16 | f/16 |
| Min Aperture | f/2.8 | f/2.5 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Nikon Z | Sony E |
| Format | full-frame | full-frame |
| Weather Sealed | ✓★ | ✗ |
| Weight | 0.44 kg | 0.18 kg★ |
| Filter Thread | 67 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | VXD | STM★ |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 190 mm★ | 340 mm |
| Max Magnification | 1:5.4 | 1:7.14 |
Pros & Cons
Tamron Di III A064 30mm
- Strong optical (93rd percentile)93rd %ile
- Strong macro (84th percentile)84th %ile
- Strong build (74th percentile)
- Strong versatility (69th percentile)
- Below average stabilization (35th percentile)
Viltrox AF 40mm f/2.5 FE 40mm
- Strong social proof (87th percentile)87th %ile
- Strong build (86th percentile)86th %ile
- Strong af (85th percentile)85th %ile
- Strong macro (66th percentile)
- Below average bokeh (30th percentile)
- Below average versatility (34th percentile)
- Below average stabilization (35th percentile)
Verdict
Scores 71 overall, wins 8 of 9 usage categories and 6 of 21 specs.