Sigma Sports 185955 500mm
Viltrox 75mm f/1.2 AF 75mm
What Buyers Say
Sigma Sports 185955 500mm
The Sigma 500mm f/4 Sports lens wins strong praise for its sharpness, fast autofocus, and solid build. Users note it pairs well with Nikon Z-series cameras via the FTZ adapter and delivers excellent image quality for wildlife and bird photography, especially in low light. A few caution that it's heavy for prolonged handheld use, but most find it well-balanced. The lens is seen as a cost-effective alternative to pricier OEM primes, with the added benefit of customization via the Sigma Lens Dock.
Pros
- Sharp image quality
- Fast and accurate autofocus
- Solid build quality
- Excellent low-light performance
- Well-balanced design
Cons
- Heavy for handheld use
- Expensive initial cost
Viltrox 75mm f/1.2 AF 75mm
The Viltrox 20mm f/2.8 lens is widely praised for its exceptional value, sharp optics, and lightweight build, making it a favorite for landscape, video, and everyday photography. However, many users report inconsistent autofocus performance, with some experiencing hunting or inaccuracy even after firmware updates. The lens hood is noted as a minor weak point, and the lack of an AF/MF switch on the lens body can be confusing. Overall, it delivers impressive image quality for its price, but autofocus reliability remains a key concern.
Pros
- Exceptional value for money
- Sharp image quality
- Lightweight and compact
- Solid metal build
- Good color and contrast
Cons
- Inconsistent autofocus performance
- Autofocus hunting in AF-C mode
- Lens hood does not lock tightly
- No AF/MF switch on lens body
- Focus ring has no hard stop in manual mode
Scores
Specifications
| Sigma Sports 185955 500mm | Viltrox 75mm f/1.2 AF 75mm | |
|---|---|---|
| Optics | ||
| Type | super-telephoto | prime |
| Focal Length Min | 500 mm | 75 mm |
| Focal Length Max | 500 mm | 75 mm |
| Elements | 16 | 16 |
| Groups | 11 | 11 |
| Aspherical Elements | 0 | 2★ |
| ED Elements | 3 | 3 |
| Coating | Super Multi-Layer Coating | HD Nano Multi-layer Coating |
| Aperture | ||
| Max Aperture | f/32 | f/16 |
| Min Aperture | f/4 | f/1.2 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 11★ |
| Build | ||
| Mount | Nikon F | Fujifilm X |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 3.17 kg | 0.67 kg★ |
| Filter Thread | 46 mm | 77 mm |
| AF & Stabilization | ||
| AF Type | HSM | STM★ |
| Stabilization | ✓★ | ✗ |
| Stabilization Stops | 4 stops★ | — |
| Focus | ||
| Min Focus Distance | 3.50 m | 880 mm★ |
| Max Magnification | 0.15x | 1:10★ |
Pros & Cons
Sigma Sports 185955 500mm
- Strong stabilization (93rd percentile)93rd %ile
- Strong optical (82nd percentile)82nd %ile
- Strong user sentiment (75th percentile)
- Below average aperture (5th percentile)5th %ile
- Below average build (8th percentile)8th %ile
- Below average bokeh (8th percentile)8th %ile
- Below average macro (27th percentile)
Viltrox 75mm f/1.2 AF 75mm
- Strong optical (89th percentile)89th %ile
- Strong af (86th percentile)86th %ile
- Strong social proof (81st percentile)81st %ile
- Below average versatility (34th percentile)
Pricing
Viltrox 75mm f/1.2 AF 75mm offers 22.3x better value for money
Verdict
Scores 62 overall, wins 9 of 9 usage categories and 6 of 22 specs.
