Viltrox AF 40mm f/2.5 FE 40mm
Viltrox
42 Overall Score
vs
Yongnuo YN23mm F1.4S DA DSM 23mm
Yongnuo
94 Overall Score
What Buyers Say
Viltrox AF 40mm f/2.5 FE 40mm
No customer feedback yet
Yongnuo YN23mm F1.4S DA DSM 23mm
92 out of 100 medium confidence 19 reviews
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
Image quality 6
Autofocus performance 5
Build quality 4
Low light performance 3
Internal movement concerns 3
Weight 2
Scores
Portrait
Macro
Street
Budget
Professional
Video Cinema
Wildlife Sports
Landscape
Travel
Specifications
| Viltrox AF 40mm f/2.5 FE 40mm | Yongnuo YN23mm F1.4S DA DSM 23mm | |
|---|---|---|
| Optics | ||
| Type | prime | prime |
| Focal Length Min | 40 mm | 23 mm |
| Focal Length Max | 40 mm | 23 mm |
| Elements | 10 | 11 |
| Groups | 6 | 9 |
| ED Elements | 1 | 3★ |
| Coating | — | nano-multilayer coating |
| Aperture | ||
| Max Aperture | f/16 | f/1.4 |
| Min Aperture | f/2.5 | f/1.4 |
| Constant | — | ✗ |
| Diaphragm Blades | 7 | 9★ |
| Build | ||
| Mount | Sony E | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✗ | ✓★ |
| Weight | — | 0.37 kg★ |
| Filter Thread | 52 mm | 58 mm |
| AF & Stabilization | ||
| AF Type | STM★ | DSM digital stepping motor |
| Stabilization | ✗ | ✓★ |
| Focus | ||
| Min Focus Distance | 340 mm | 23 mm★ |
| Max Magnification | 1:7.14★ | 0.1x |
Pros & Cons
Viltrox AF 40mm f/2.5 FE 40mm
- Strong af (85th percentile)85th %ile
- Strong macro (67th percentile)
- Below average bokeh (31st 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
Winner: Yongnuo YN23mm F1.4S DA DSM 23mm
Scores 94 overall, wins 9 of 9 usage categories and 6 of 20 specs.