Sigma EX DC 30mm f/1.4 EX DC 30mm
Sigma
71 Overall Score
vs
Viltrox AF 20mm F2.8 FE 20mm
Viltrox
87 Overall Score
What Buyers Say
Sigma EX DC 30mm f/1.4 EX DC 30mm
82 out of 100 high confidence 245 reviews
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
Image quality 45
Autofocus performance 30
Build quality 28
Low light performance 25
Value for money 22
Bokeh 18
Viltrox AF 20mm F2.8 FE 20mm
No customer feedback yet
Scores
Macro
Street
Portrait
Budget
Video Cinema
Professional
Wildlife Sports
Travel
Landscape
Specifications
| Sigma EX DC 30mm f/1.4 EX DC 30mm | Viltrox AF 20mm F2.8 FE 20mm | |
|---|---|---|
| Optics | ||
| Type | wide-angle | wide-angle |
| Focal Length Min | 30 mm | 20 mm |
| Focal Length Max | 30 mm | 20 mm |
| Elements | 7 | 10 |
| Groups | 6 | 8 |
| Aspherical Elements | 1 | 2★ |
| ED Elements | 2 | 2 |
| Coating | Super Multi-Layer Coating | multi-layer nano-MC coating |
| Aperture | ||
| Max Aperture | f/1.4 | f/2.8 |
| Min Aperture | f/1.4 | f/2.8 |
| Constant | ✓★ | — |
| Diaphragm Blades | 9★ | 7 |
| Build | ||
| Mount | Sony | Sony E |
| Format | APS-C | full-frame★ |
| Weather Sealed | ✓★ | — |
| Weight | 0.27 kg | 0.16 kg★ |
| Filter Thread | 52 mm | 52 mm |
| AF & Stabilization | ||
| AF Type | HSM (Hyper-Sonic Motor) | STM★ |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 400 mm | 20 mm★ |
| Max Magnification | 1:7.14★ | 0.17X |
Pros & Cons
Sigma EX DC 30mm f/1.4 EX DC 30mm
- Strong bokeh (97th percentile)97th %ile
- Strong aperture (97th percentile)97th %ile
- Strong build (87th percentile)87th %ile
- Below average versatility (34th percentile)
Viltrox AF 20mm F2.8 FE 20mm
- Strong macro (92nd percentile)92nd %ile
- Strong build (89th percentile)89th %ile
- Strong aperture (86th percentile)86th %ile
- Strong social proof (86th percentile)86th %ile
- Below average versatility (34th percentile)
Pricing
Sigma EX DC 30mm f/1.4 EX DC 30mm0.202score per dollar
vs
Viltrox AF 20mm F2.8 FE 20mm0.340score per dollar
Viltrox AF 20mm F2.8 FE 20mm offers 1.7x better value for money
Verdict
Winner: Viltrox AF 20mm F2.8 FE 20mm
Scores 87 overall, wins 8 of 9 usage categories and 6 of 21 specs.
