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VILTROX vs YNLENS YONGNUO YN50mm

Updated July 2026 — VILTROX wins on price and elements, YNLENS YONGNUO YN50mm wins on weight and focus distance.

The VILTROX 35mm F1.7 offers superior optical performance and advanced autofocus features, making it the better choice for serious photographers. The YONGNUO YN50mm 50mm f/1.8 is a budget-friendly option for Nikon users.

Why VILTROX is better

Optical Quality

More complex optical design with 11 elements

Autofocus

Advanced STM motor for precise focusing

Aperture

Larger F1.7 aperture for better bokeh

Why YNLENS YONGNUO YN50mm is better

Price

More affordable at $102.00

Weight

Slightly lighter at 203g

Compatibility

Compatible with a wider range of Nikon cameras

Overall score

VILTROX
85
YNLENS YONGNUO YN50mm
70

Specifications

SpecVILTROXYNLENS YONGNUO YN50mm
AutofocusSTM MotorFace/Eye Recognition
Bokeh Blades9 Blades7 Blades
CoatingMulti-layerNano-coating
CompatibilitySony E-MountNikon F-Mount
Build QualityLightweightMetal Bayonet

Dimension comparison

VILTROXYNLENS YONGNUO YN50mm

Overview of the VILTROX 35mm F1.7 and YONGNUO YN50mm 50mm f/1.8

The VILTROX 35mm F1.7 is designed for Sony E-Mount cameras, while the YONGNUO YN50mm 50mm f/1.8 is compatible with Nikon F-Mount cameras. Each lens offers unique features tailored to different photography styles. The VILTROX lens, priced at $179.00, provides a wider aperture and advanced autofocus capabilities compared to the YONGNUO lens, which is priced at $102.00, making it about 43% cheaper.

Optical Performance

When it comes to optical quality, both lenses are designed to produce sharp images. The VILTROX 35mm features an optical structure of 11 elements in 9 groups, including an ED lens and an aspherical lens, which contribute to its impressive image clarity and reduced distortion. In contrast, the YONGNUO YN50mm offers a simpler configuration with 6 elements in 5 groups. While the YONGNUO lens provides decent image quality, the VILTROX lens's more complex design is likely to result in superior performance, especially in challenging lighting conditions.

Aperture and Bokeh

The VILTROX 35mm F1.7 lens has a large aperture of F1.7, which allows for beautiful natural bokeh and artistic blur effects, making it particularly suitable for portrait photography. It features 9 aperture blades that enhance the quality of out-of-focus areas. On the other hand, the YONGNUO YN50mm has a slightly smaller aperture of F1.8 and utilizes 7 blades for its circular aperture. While the YONGNUO still creates attractive background blur, the VILTROX has a slight edge in terms of overall bokeh quality due to its larger aperture.

Autofocus Capabilities

Autofocus performance can significantly impact the usability of a lens, and here the VILTROX 35mm excels. It employs a built-in STM stepping motor that offers precise autofocus and tracking capabilities, including support for eye and face detection. This feature is particularly beneficial for capturing subjects in dynamic environments. In comparison, the YONGNUO YN50mm incorporates face and eye recognition but lacks the advanced autofocus technology found in the VILTROX, which may lead to slower or less accurate focusing in specific scenarios.

Design and Build Quality

In terms of design, the VILTROX 35mm weighs 170 grams, making it lightweight and easy to handle for long shooting sessions. Its compact build is ideal for portability and travel, similar to the YONGNUO, which weighs slightly more at 203 grams. Both lenses feature high-precision metal bayonets, but the VILTROX lens includes a micro USB interface for firmware upgrades, which can enhance its performance over time. This added feature makes the VILTROX a more future-proof choice for photographers who value longevity in their gear.

Compatibility and Versatility

The VILTROX 35mm is specifically designed for a wide range of Sony E-Mount cameras, including popular models such as the A7RIV and FX3. This makes it an excellent choice for Sony users looking to expand their lens collection. Conversely, the YONGNUO YN50mm is compatible with a variety of Nikon F-Mount cameras, such as the D3000 and D5000 series, making it a versatile option for Nikon shooters. However, photographers must choose their lens based on their camera system, as these lenses are not interchangeable between brands.

Price Point

At $179.00, the VILTROX 35mm F1.7 is positioned as a mid-range lens, whereas the YONGNUO YN50mm is significantly more budget-friendly at $102.00. This price difference of $77 makes the YONGNUO about 43% cheaper than the VILTROX, which might appeal to novice photographers or those on a tighter budget. However, the additional features and optical performance of the VILTROX may justify its higher price for more serious photographers.

Which should you buy?

Ultimately, the choice between the VILTROX 35mm F1.7 and the YONGNUO YN50mm 50mm f/1.8 depends on your specific needs and camera system. If you own a Sony E-Mount camera and are seeking superior optical performance, advanced autofocus, and better bokeh, the VILTROX is the clear choice despite its higher price. Conversely, if you are a Nikon user looking for a budget-friendly option that still delivers good quality, the YONGNUO is a solid pick.