VILTROX vs YNLENS YONGNUO YN50mm
Updated July 2026 — VILTROX leads on price and elements.
The VILTROX 50mm F2 lens offers superior optical performance and advanced features, while the YONGNUO YN50mm f/1.8 is a more budget-friendly option with good low-light capabilities.
Why VILTROX is better
Optical Quality
VILTROX has a more complex optical structure.
Autofocus
VILTROX features a fast and quiet STM motor.
Close-Up Performance
VILTROX has a better minimum focusing distance.
Why YNLENS YONGNUO YN50mm is better
Price
YONGNUO is significantly cheaper.
Low-Light Capability
YONGNUO has a wider aperture.
Weight
YONGNUO is slightly lighter.
Overall score
Specifications
| Spec | VILTROX | YNLENS YONGNUO YN50mm |
|---|---|---|
| Brand | VILTROX | YNLENS |
| Max Aperture | f/2.0 | f/1.8 |
| Autofocus | STM | AF/MF |
| Close-Up | 0.51m | 0.45m |
| Optical Structure | 9 groups, 13 elements | 5 groups, 6 elements |
Dimension comparison
Price Comparison
The VILTROX 50mm F2 lens is priced at $199.00, while the YONGNUO YN50mm f/1.8 lens is significantly cheaper at $102.00. This makes the YONGNUO lens about 48.7% less expensive than the VILTROX lens. For budget-conscious photographers, this difference could be a deciding factor, especially for those who may be exploring photography without wanting to invest heavily upfront. While the VILTROX offers advanced features, the YONGNUO provides an attractive entry point into prime lens photography without breaking the bank.
Optical Performance
In terms of optical performance, the VILTROX 50mm F2 boasts a sophisticated 9-group, 13-element structure that includes 3 ED, 4 HR, and 1 Aspherical element. This design aims to enhance image quality and sharpness, making it an excellent choice for portraiture and various subjects. In contrast, the YONGNUO YN50mm f/1.8 features a simpler 6-element, 5-group optical structure. While both lenses offer good image quality, the VILTROX's advanced construction suggests it may provide superior clarity and reduced distortion, particularly in challenging lighting conditions.
Aperture and Low-Light Capability
The VILTROX lens has a maximum aperture of f/2.0, while the YONGNUO offers a wider aperture of f/1.8. This small difference allows the YONGNUO to gather more light, which can be crucial for low-light photography. Photographers shooting in dim environments will likely appreciate the YONGNUO’s ability to create stunning images with less noise. Additionally, the 7-blade circular aperture of the YONGNUO contributes to beautiful background blur, making it an excellent choice for portrait work as well. In this regard, the YONGNUO lens may be more versatile for users frequently shooting in low-light situations.
Autofocus Technology
When it comes to autofocus capabilities, the VILTROX 50mm F2 is equipped with an STM (Stepping Motor) that enables reliable, fast, and quiet autofocus, suitable for both photos and video recording. The YONGNUO YN50mm f/1.8 also supports automatic and manual focus switching, enhancing user control over depth of field and exposure. However, specific details on the autofocus speed or quietness of the YONGNUO lens are not provided. Overall, while both lenses offer autofocus functionality, the VILTROX lens may appeal more to those who prioritize silent operation, particularly in video applications.
Build Quality and Design
The VILTROX lens weighs 205g, while the YONGNUO lens is slightly lighter at approximately 203g. Despite the minimal weight difference, both lenses are designed to be compact and portable, making them suitable for travel and everyday use. The VILTROX lens is noted for its lightweight and compact design, while the YONGNUO lens features a high-precision metal bayonet and gold-plated contacts, suggesting a robust construction. Ultimately, both lenses cater to photographers looking for a lightweight option, but the YONGNUO’s emphasis on build quality may offer added durability over time.
Versatility and Compatibility
The VILTROX 50mm F2 is specifically designed for Sony E-mount cameras, making it compatible with a range of models including the A7 series and a6500/a6600. Conversely, the YONGNUO YN50mm f/1.8 is compatible with Nikon F-mount cameras, suitable for a broader range of models such as the D3000, D5000, and D700 series. Photographers should consider their existing camera system when choosing between these lenses, as compatibility will significantly impact their usability. If you own a Sony camera, the VILTROX lens is your only option, whereas Nikon users will find the YONGNUO lens more accessible.
Special Features
The VILTROX lens features a 9-blade circular aperture designed to create smooth background bokeh, enhancing portrait photography. Additionally, it offers outstanding close-up performance with a minimum focusing distance of 0.51m. The YONGNUO lens, on the other hand, is designed with a face/eye recognition function that aids in achieving accurate focus, especially for portraiture. While both lenses provide unique features, the VILTROX’s advanced optical design and close-up capabilities may make it more appealing for those focused on high-quality imaging in various settings.
Which should you buy?
The decision between the VILTROX 50mm F2 and the YONGNUO YN50mm f/1.8 ultimately depends on your specific needs and budget. If you are looking for a more affordable option with excellent low-light performance and a lightweight design, the YONGNUO lens is a compelling choice at $102.00. However, if you require superior optical performance, fast and quiet autofocus, and are willing to invest more for enhanced features, the VILTROX lens at $199.00 could be worth the additional cost. Each lens has its strengths, making it essential to consider your photography style and requirements before making a purchase.

