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

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

The VILTROX 9mm excels in wide-angle photography, while the YONGNUO 50mm is better for low-light and portrait shots. Choose based on your specific needs.

Why VILTROX is better

Wide Angle

VILTROX is designed for ultra-wide shots.

Optical Design

VILTROX has a more complex optical design.

Autofocus

VILTROX features advanced Eye/Face Detection.

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

Price

YONGNUO is significantly cheaper.

Low-Light

YONGNUO has a larger aperture for low-light performance.

Portability

YONGNUO is more compact and lightweight.

Overall score

VILTROX
78
YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
85

Specifications

SpecVILTROXYONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Max ApertureF2.8F1.8
Focusing Distance0.13m0.45m
Angle of View113.8°46°
Mount TypeSony ECanon EF
AutofocusYesYes

Dimension comparison

VILTROXYONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,

Overview of the VILTROX 9mm and YONGNUO YN50mm

The VILTROX 9mm F2.8 E-Mount Lens and the YONGNUO YN50mm F1.8C Lens cater to different photography needs, offering distinct advantages. The VILTROX lens, priced at $199.00, is designed for ultra-wide shots, perfect for landscape and vlogging. In contrast, the YONGNUO lens, available for about $132.29, focuses on portrait photography with its large aperture.

The major difference lies in their functionality; the VILTROX excels in capturing wide vistas and dynamic scenes, while the YONGNUO is ideal for low-light conditions and delivering sharp portraits. Choosing between them largely depends on the type of photography you aim to pursue.

Build Quality and Design

Both lenses showcase thoughtful design, but their construction serves different purposes. The VILTROX 9mm features a sophisticated optical design composed of 13 elements in 11 groups, including aspherical and extra-low dispersion elements, which help achieve minimal distortion and maximum sharpness. This complexity enhances its ability to perform in various lighting conditions, especially in wide-angle shots.

On the other hand, the YONGNUO YN50mm, while simpler with 6 elements in 5 groups, emphasizes portability and ease of use. Its compact design, at just 2 inches in length, makes it a convenient choice for photographers on the go. While both lenses are well-constructed, the choice between them may come down to whether you prefer a more intricate optical design or a straightforward, lightweight option.

Aperture and Low-Light Performance

The VILTROX 9mm features a maximum aperture of F2.8, which, while adequate for most situations, does not provide the same low-light performance as the YONGNUO YN50mm, which boasts an impressive F1.8. With its larger aperture, the YONGNUO lens captures more light, making it particularly suited for shooting in dim conditions, such as indoor events or nighttime settings.

This translates into a significant advantage for portrait photographers who aim to achieve that coveted bokeh effect and softer backgrounds while maintaining sharpness on the subject. Thus, if low-light shooting is a priority, the YONGNUO lens is a clear winner due to its faster aperture.

Autofocus Capabilities

When it comes to autofocus technology, both lenses offer features aimed at enhancing user experience. The VILTROX 9mm lens incorporates advanced Eye and Face Detection autofocus, ensuring that subjects remain sharp and clear, which is especially beneficial for vlogging and capturing spontaneous moments. This can be a game-changer for content creators who need reliable focus on moving subjects.

Conversely, the YONGNUO YN50mm lens supports both Auto Focus and Manual Focus functions, which provides versatility for photographers who appreciate manual control. While the YONGNUO may not have advanced detection capabilities, its dual-focus options allow for flexibility in various shooting scenarios. Photographers may prefer one system over the other based on their shooting style.

Price Comparison

The VILTROX 9mm is priced at $199.00, while the YONGNUO YN50mm is more budget-friendly at $132.29. This makes the YONGNUO about 33% cheaper than the VILTROX. For those just starting in photography or looking for a reliable lens without a significant investment, the YONGNUO offers excellent value.

However, the price difference reflects the specialized nature of each lens. The VILTROX provides advanced features for ultra-wide photography, which can justify its higher cost for professionals or serious enthusiasts. In contrast, the YONGNUO is an accessible choice for those seeking quality without breaking the bank.

Compatibility with Camera Systems

The VILTROX 9mm is specifically designed for Sony E-Mount cameras, making it an excellent choice for users of models like the FX30, ZV-E10, and others in the Sony lineup. Its tailored design ensures optimal performance with these cameras, especially in wide-angle situations.

The YONGNUO YN50mm, however, is compatible with Canon EF mount cameras, including popular models like the 5D, 7D, and 60D. This broad compatibility ensures that Canon users can benefit from its features without needing to switch systems. Thus, your camera brand can significantly influence your choice in lenses.

Target Audience

Identifying the target audience for each lens is crucial in making a decision. The VILTROX 9mm lens appeals to landscape photographers, vloggers, and those who require wide-angle capabilities. Its advanced optical features and autofocus technology cater to users who demand high performance in various settings.

The YONGNUO YN50mm, with its affordability and ease of use, targets beginners and hobbyists looking for a versatile lens. Its lower price point and effective performance in low-light situations make it an attractive option for those exploring portrait photography or general use. Understanding your specific needs will help determine which lens aligns best with your photographic goals.

Which should you buy?

Choosing between the VILTROX 9mm F2.8 and the YONGNUO YN50mm F1.8C ultimately rests on your photography style and needs. If you prioritize wide-angle shots and advanced autofocus technology, the VILTROX is worth the investment. However, if you're seeking a budget-friendly option that excels in low-light performance and portrait photography, the YONGNUO is the clear winner. Consider your camera compatibility and the types of photography you enjoy to make the best choice.