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VILTROX vs YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Updated July 2026 — VILTROX wins on elements and focusing distance, YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus wins on weight and length.

The VILTROX lens offers superior optical performance and build quality, while the YONGNUO lens is a budget-friendly option. Choose based on your needs.

Why VILTROX is better

Optical Quality

VILTROX has a complex 9-group, 13-element design.

Autofocus

VILTROX features a fast and quiet STM autofocus.

Build Quality

VILTROX is lightweight and compact at 205g.

Why YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus is better

Price

YONGNUO is significantly cheaper at $82.

Aperture

YONGNUO has a larger maximum aperture of F1.8.

Compatibility

YONGNUO is compatible with Canon EF mount cameras.

Overall score

VILTROX
85
YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
70

Specifications

SpecVILTROXYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
Max ApertureF2.0F1.8
Min Focusing0.51m0.45m
AutofocusSTMAuto/Manual
Lens Structure9 groups, 13 elements5 groups, 6 slices
Price$199.00$82.00

Dimension comparison

VILTROXYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Overview of the Lenses

When considering the VILTROX 50mm F2 Full Frame Lens for Sony and the YONGNUO YN50mm F1.8 Lens for Canon, each lens offers unique features tailored to different photographic needs. Priced at $199.00, the VILTROX lens is designed specifically for Sony E-mount cameras, while the YONGNUO lens, costing $82.00, is compatible with Canon EF mount cameras, making it an attractive option for budget-conscious photographers.

Optical Performance

Optical quality is a crucial aspect when selecting a lens, and both the VILTROX and YONGNUO deliver distinct advantages. The VILTROX lens features a complex 9-group, 13-element design, including three ED elements and four HR elements, which help enhance image clarity and minimize distortions. This structure is particularly beneficial for portrait photography, where detail and quality are paramount. In contrast, the YONGNUO lens utilizes a simpler 5 groups, 6 slices structure but boasts a larger maximum aperture of F1.8. This allows for more light to enter, making it suitable for low-light conditions and achieving a pleasing bokeh effect, albeit with potentially less optical refinement than the VILTROX.

Autofocus Capabilities

Autofocus performance can significantly impact a photographer's experience. The VILTROX lens is equipped with an STM (Stepping Motor) that promises fast, reliable, and quiet autofocus—ideal for both still photography and video recording. This feature enhances user experience, especially in dynamic environments. Meanwhile, the YONGNUO lens supports both auto and manual focus modes, making it versatile for various settings. However, its autofocus may not be as swift or silent as the VILTROX's STM system, which could be a consideration for those primarily shooting video.

Build Quality and Design

Build quality and design are essential factors to consider, especially for photographers who often work in the field. The VILTROX lens is particularly lightweight at just 205g, making it easy to carry around for extended periods without fatigue. Its compact design doesn't compromise on performance, allowing users to enjoy high-quality images without the burden of a heavy lens. The YONGNUO lens, while slightly heavier, still offers a practical design for everyday shooting. However, it lacks some of the advanced features found in the VILTROX, which might affect durability and overall user satisfaction in demanding conditions.

Aperture and Bokeh Quality

The aperture design plays a significant role in the aesthetic quality of photographs, especially in portraiture. The VILTROX lens features a 9-blade circular aperture, which allows for smoother and more pleasing background bokeh compared to the YONGNUO's 7-blade aperture. The extra blades in the VILTROX lens can enhance the quality of out-of-focus areas, providing a more professional look to portraits and artistic shots. The YONGNUO lens, while offering a larger F1.8 aperture for light gathering, may not produce bokeh as pleasing as the VILTROX, making it less ideal for photographers who prioritize this aspect.

Minimum Focusing Distance

Minimum focusing distance is an essential element for achieving detailed close-up shots. The VILTROX lens has a minimum focusing distance of 0.51m, allowing for impressive close-up performance with a maximum magnification of 0.11x. This feature is particularly beneficial for capturing intricate details in subjects. On the other hand, the YONGNUO lens has a slightly shorter minimum focusing distance of 0.45m, which can be advantageous for macro photography. However, the difference in performance may not be significant enough to sway a buyer, particularly when considering the overall optical quality and features of the lenses.

Price Considerations

The price difference between the two lenses is quite substantial, with the VILTROX priced at $199.00 and the YONGNUO at $82.00. This means the VILTROX is approximately 142% more expensive than the YONGNUO. While the higher price of the VILTROX reflects its advanced optical design, fast autofocus capabilities, and superior build quality, the YONGNUO offers a budget-friendly alternative that still delivers decent performance for casual photographers or those just starting in the world of photography.

Which should you buy?

Deciding between the VILTROX 50mm F2 Full Frame Lens and the YONGNUO YN50mm F1.8 Lens largely depends on your specific needs and budget. If you are a serious photographer seeking superior optical performance, advanced autofocus, and a lightweight design, the VILTROX lens is worth the investment. However, if you are looking for an affordable option that still provides good image quality and versatility, the YONGNUO lens could be the better choice. Ultimately, both lenses have their strengths, making them suitable for different types of photographers.