Viltrox AF 20mm F2.8 20mm
Yongnuo YN23mm F1.4S DA DSM 23mm
What Buyers Say
Viltrox AF 20mm F2.8 20mm
The Viltrox 27mm f/1.2 for Nikon Z receives overwhelmingly positive feedback for its exceptional image quality, solid build, and great value. Users praise its sharpness, bokeh, and low-light performance, though a few report autofocus glitches or defects. Overall, it is seen as a fantastic alternative to more expensive Nikon lenses.
Pros
- Exceptional image quality
- Solid build quality
- Great value for money
- Fast and responsive autofocus
- Beautiful bokeh and subject isolation
Cons
- Occasional autofocus tracking drops
- Defective unit reported (FEE error)
- Fixed aperture limitation
- Not as sharp as Nikkor 50mm 1.8 S
- Soft and slow focus for astrophotography
Yongnuo YN23mm F1.4S DA DSM 23mm
The Sony FE 70-200mm f/2.8 GM OSS II lens receives overwhelmingly positive feedback for its sharpness, fast autofocus, and excellent build quality. Users highlight its performance in low light and video work, with many noting it as a significant upgrade. A few Q&A entries address concerns about internal movement when off, which is confirmed as normal stabilizer behavior.
Pros
- Sharp image quality
- Fast and quiet autofocus
- Excellent build quality
- Great low-light performance
- Internal zoom mechanism
Cons
- Internal movement when off (normal but concerning)
- Heavier than similar lenses
- Not parfocal
- Focus-by-wire system
Scores
Specifications
| Viltrox AF 20mm F2.8 20mm | Yongnuo YN23mm F1.4S DA DSM 23mm | |
|---|---|---|
| Optics | ||
| Type | wide-angle | prime |
| Focal Length Min | 20 mm | 23 mm |
| Focal Length Max | 20 mm | 23 mm |
| Elements | 10 | 11 |
| Groups | 8 | 9 |
| Aspherical Elements | 1★ | — |
| ED Elements | 1 | 3★ |
| Coating | high-definition nano multi-layer coating | nano-multilayer coating |
| Aperture | ||
| Max Aperture | f/20 | f/1.4 |
| Min Aperture | f/2.8 | f/1.4 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Nikon Z | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.16 kg★ | 0.37 kg |
| Filter Thread | 52 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | Built-in autofocus motor | DSM digital stepping motor★ |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 190 mm | 23 mm★ |
| Max Magnification | 0.17x★ | 0.1x |
Pros & Cons
Viltrox AF 20mm F2.8 20mm
- Strong build (96th percentile)96th %ile
- Strong stabilization (80th percentile)80th %ile
- Below average bokeh (19th percentile)19th %ile
- Below average user sentiment (30th percentile)
- Below average versatility (34th percentile)
Yongnuo YN23mm F1.4S DA DSM 23mm
- Strong social proof (99th percentile)99th %ile
- Strong aperture (97th percentile)97th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong user sentiment (91st percentile)91st %ile
- Below average versatility (34th percentile)
Verdict
Scores 94 overall, wins 9 of 9 usage categories and 4 of 21 specs.