Viltrox 25mm f/1.7 Z 25mm
Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD
What Buyers Say
Viltrox 25mm f/1.7 Z 25mm
The Viltrox 23mm f/1.4 lens for Fuji X mount is widely praised for its sharpness, fast and quiet autofocus, and excellent build quality relative to its budget price. Users note it resolves 40MP sensors well and produces beautiful bokeh, though some wish it had an aperture ring with click stops and mention it is heavier than comparable lenses. A few isolated issues include receiving the wrong hood and one copy lacking sharpness compared to the Viltrox 35mm Air lens.
Pros
- Excellent sharpness
- Fast and quiet autofocus
- Great build quality for the price
- Beautiful bokeh
- Resolves 40MP sensors well
Cons
- No aperture ring with click stops
- Heavier than comparable lenses
- Sharpness drops in corners
- Some copies less sharp than Viltrox 35mm Air
- Wrong hood received in one case
Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD
The Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD is widely praised as a versatile all-in-one zoom for Sony APS-C cameras. Users love the incredible 16.6x range, close focusing at the wide end, and solid image quality, though some note softness beyond 70-80mm and slow autofocus. The lens is heavier than typical crop-sensor lenses but still considered portable. A few verified buyers report issues with sharpness at the telephoto end and a stiff zoom ring, but the majority find it an excellent walk-around lens that replaces multiple primes and zooms.
Pros
- Incredible 16.6x zoom range
- Close focusing at wide end (semi-macro)
- Good image quality and color rendition
- Solid build with weather sealing
- Effective vibration compensation (VC)
Cons
- Softness beyond 70-80mm
- Slow autofocus compared to smaller zooms
- Heavy and bulky for APS-C
- Stiff zoom ring when zooming out
- Moderate distortion at both ends
Scores
Specifications
| Viltrox 25mm f/1.7 Z 25mm | Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD | |
|---|---|---|
| Optics | ||
| Type | prime | zoom |
| Focal Length Min | 25 mm | 18 mm |
| Focal Length Max | 25 mm | 300 mm |
| Elements | 10 | 19 |
| Groups | 12 | 5 |
| Aspherical Elements | 2 | 3★ |
| ED Elements | 1 | 4★ |
| Coating | HD Multilayer Nano Coating | Fluorine Coating |
| Aperture | ||
| Max Aperture | f/1.7 | f/3.5 |
| Min Aperture | f/1.7 | 3.5-6.3 |
| Constant | ✗ | ✗ |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Nikon Z | Nikon Z |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.18 kg★ | 0.62 kg |
| Filter Thread | 52 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM★ | VXD (Voice-coil eXtreme-torque Drive) |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 300 mm | 150 mm★ |
| Max Magnification | 0.25x | 1:2★ |
Pros & Cons
Viltrox 25mm f/1.7 Z 25mm
- Strong bokeh (96th percentile)96th %ile
- Strong aperture (96th percentile)96th %ile
- Strong build (87th percentile)87th %ile
- Strong af (85th percentile)85th %ile
- Below average versatility (34th percentile)
Tamron Di III-A 18-300mm F3.5-6.3 Di III-A VC VXD
- Strong versatility (99th percentile)99th %ile
- Strong optical (95th percentile)95th %ile
- Strong macro (89th percentile)89th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average social proof (17th percentile)17th %ile
Pricing
Viltrox 25mm f/1.7 Z 25mm offers 3.9x better value for money
Verdict
Scores 86 overall, wins 3 of 9 usage categories and 3 of 21 specs.
