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

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

The VILTROX 35mm f1.7 E offers superior low-light performance and autofocus capabilities, making it the better choice for Sony users. The YONGNUO YN50mm F1.8C is a more budget-friendly option for Canon users.

Why VILTROX is better

Aperture

VILTROX has a larger f/1.7 aperture

Autofocus

VILTROX features a new STM motor for faster autofocus

Optical Design

VILTROX has a more complex optical design with 11 elements

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

Price

YONGNUO is significantly cheaper

Compatibility

YONGNUO is compatible with a wider range of Canon cameras

Weight

YONGNUO is lightweight and compact

Overall score

VILTROX
85
YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
75

Specifications

SpecVILTROXYONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Focal Length35mm50mm
Max Aperturef/1.7f/1.8
Elements11 elements6 elements
Motor TypeSTMUnknown
CompatibilitySony ECanon EF

Dimension comparison

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

Overview of the VILTROX 35mm f1.7 E and YONGNUO YN50mm F1.8C

The VILTROX 35mm f1.7 E is priced at $179.00, while the YONGNUO YN50mm F1.8C is about 26% cheaper at $132.29. Both lenses cater to different camera systems and offer distinct advantages, making them appealing choices for photographers.

The VILTROX lens is designed for Sony E-mount cameras, featuring a bright f/1.7 aperture that excels in low-light conditions. In contrast, the YONGNUO lens is compatible with Canon EF mount cameras and boasts a well-regarded f/1.8 aperture. Each lens offers unique benefits tailored to their respective platforms.

Aperture and Low-Light Performance

The VILTROX 35mm f1.7 E shines with its f/1.7 aperture, providing excellent low-light performance and beautiful bokeh. This makes it an ideal choice for portraits and street photography, where lighting conditions can be challenging.

The YONGNUO YN50mm F1.8C, with its f/1.8 aperture, also performs admirably in low-light environments but is slightly less capable than the VILTROX. Nevertheless, it is still a significant step up from standard kit lenses, making it a valuable option for Canon users. Both lenses excel in creating sharp images in dim conditions, but the VILTROX has a slight edge.

Focal Length and Versatility

The VILTROX 35mm offers a focal length equivalent to approximately 53mm on APS-C sensors, providing a natural perspective similar to the human eye. This versatility makes it suitable for a variety of photography styles, from landscapes to portraits.

Conversely, the YONGNUO YN50mm, with its 50mm focal length, is a classic choice for portrait photography and general-purpose shooting. While both lenses are versatile, the VILTROX may offer a broader range of applications, particularly for those who shoot with Sony cameras.

Optical Design and Image Quality

The VILTROX lens features an optimized optical design with 11 elements in 9 groups, including 2 high refractive elements and 1 aspherical element. This combination minimizes chromatic aberrations and flare, resulting in outstanding image quality.

The YONGNUO YN50mm F1.8C includes 6 elements in 5 groups, which also delivers improved edge-to-edge sharpness. While it performs admirably, it may not reach the optical quality standards set by the VILTROX. Photographers who prioritize image clarity and quality may find the VILTROX more appealing.

Autofocus Performance

The VILTROX 35mm f1.7 E is equipped with a new STM motor that provides fast, precise, and near-silent autofocus. This feature is particularly beneficial for videographers who require smooth focus transitions without distracting noise.

On the other hand, the YONGNUO YN50mm F1.8C supports both auto and manual focus, offering flexibility for different shooting styles. However, it does not specify the type of autofocus motor used, which may result in less rapid and quiet focusing compared to the VILTROX. For those who prioritize autofocus speed and performance, the VILTROX lens is the superior option.

Build Quality and Design

Weighing only 170g, the VILTROX 35mm lens is compact and lightweight, making it a great choice for photographers on the go. Its durable metal body adds to its longevity, ensuring that it can withstand the rigors of daily use.

The YONGNUO YN50mm F1.8C is also designed to be lightweight but does not provide specific weight details. Nevertheless, it is known for its sturdy construction that complements Canon’s EOS series of cameras. Both lenses boast thoughtful design details, but the VILTROX’s enhanced portability and robust build make it particularly attractive for travel photographers.

Price Considerations

The VILTROX 35mm f1.7 E retails at $179.00, while the YONGNUO YN50mm F1.8C is priced at $132.29. This price difference of about $46.71 makes the YONGNUO a more budget-friendly option, especially for those who are just starting with photography or looking to expand their lens collection without breaking the bank.

Despite the lower price, the YONGNUO lens still provides excellent value with its performance and features. However, those willing to invest a bit more may find the additional benefits of the VILTROX worth the extra cost.

Which should you buy?

Choosing between the VILTROX 35mm f1.7 E and the YONGNUO YN50mm F1.8C ultimately comes down to your specific needs and camera system. If you are a Sony user looking for superior low-light performance, exceptional autofocus, and outstanding image quality, the VILTROX is the better option, albeit at a higher price point.

Conversely, if you own a Canon camera and are seeking a more affordable lens with solid performance for everyday shooting, the YONGNUO is an excellent choice. It offers great value for its price and is a worthy addition to any Canon photographer's kit.