Viltrox AF 9mm F2.8 XF 9mm
Sigma DC DN 30mm F 1.4 DC DN 30mm
What Buyers Say
Viltrox AF 9mm F2.8 XF 9mm
The Viltrox lenses receive overwhelmingly positive feedback for their exceptional value, sharp image quality, and solid build. Users praise the fast apertures and autofocus performance, though some note issues with chromatic aberration in high-contrast scenes and noisy autofocus on certain models. Overall, these lenses are seen as a budget-friendly alternative that punches above their price point.
Pros
- Excellent value for money
- Sharp image quality wide open
- Solid metal construction
- Fast and accurate autofocus
- Pleasing bokeh
Cons
- Chromatic aberration in high contrast
- Noisy autofocus in video
- Slow autofocus in low light
- No weather sealing
- Front-heavy on small bodies
Sigma DC DN 30mm F 1.4 DC DN 30mm
The Sigma 30mm f/1.4 DC DN Contemporary lens is widely praised for its exceptional sharpness, fast f/1.4 aperture, and beautiful bokeh, making it a favorite for low-light and portrait photography on APS-C cameras. Users consistently highlight its solid build quality and excellent value for money. However, some reviewers report inconsistent autofocus, particularly at longer distances, and occasional chromatic aberration or vignetting wide open. A few copies have exhibited noisy or unreliable AF motors, especially in video mode.
Pros
- Exceptional sharpness
- Fast f/1.4 aperture
- Beautiful bokeh
- Solid build quality
- Excellent value for money
Cons
- Inconsistent autofocus at distance
- Chromatic aberration wide open
- Vignetting wide open
- Noisy AF motor in some copies
- Soft corners at f/1.4
Scores
Specifications
| Viltrox AF 9mm F2.8 XF 9mm | Sigma DC DN 30mm F 1.4 DC DN 30mm | |
|---|---|---|
| Optics | ||
| Type | wide-angle | prime |
| Focal Length Min | 9 mm | 30 mm |
| Focal Length Max | 9 mm | 30 mm |
| Elements | 13 | 9 |
| Groups | 11 | 7 |
| Aspherical Elements | 2 | 2 |
| ED Elements | 3 | 5★ |
| Coating | HD multilayer nano coating | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/2.8 | f/1.4 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Fujifilm X | Canon RF |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | 0.17 kg★ | 0.27 kg |
| Filter Thread | 58 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | STM★ | HSM |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 130 mm★ | 300 mm |
| Max Magnification | 1:6.66 | 1:7.14 |
Pros & Cons
Viltrox AF 9mm F2.8 XF 9mm
- Strong macro (89th percentile)89th %ile
- Strong build (87th percentile)87th %ile
- Strong social proof (86th percentile)86th %ile
- Strong aperture (86th percentile)86th %ile
- Below average versatility (34th percentile)
Sigma DC DN 30mm F 1.4 DC DN 30mm
- Strong aperture (97th percentile)97th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong build (87th percentile)87th %ile
- Strong optical (78th percentile)
- Below average versatility (34th percentile)
Pricing
Viltrox AF 9mm F2.8 XF 9mm offers 1.5x better value for money
Verdict
Scores 93 overall, wins 7 of 9 usage categories and 4 of 21 specs.
