VILTROX AF vs YNLENS YONGNUO YN50mm
Updated July 2026 — VILTROX AF leads on weight and elements.
The VILTROX AF 50mm F2.0 offers superior autofocus and optical performance, while the YONGNUO YN50mm provides excellent value for budget-conscious photographers.
Why VILTROX AF is better
Autofocus
VILTROX has advanced STM motor for precise autofocus.
Optical Quality
VILTROX features a more complex optical structure.
Video Capability
VILTROX supports in-body stabilization for video.
Why YNLENS YONGNUO YN50mm is better
Price
YONGNUO is significantly cheaper.
Weight
YONGNUO is slightly lighter.
Aperture
YONGNUO has a larger maximum aperture.
Overall score
Specifications
| Spec | VILTROX AF | YNLENS YONGNUO YN50mm |
|---|---|---|
| Max Aperture | f/2.0 | f/1.8 |
| Autofocus | STM Motor | Manual/Auto |
| Compatibility | Nikon Z | Nikon F |
| Bokeh Blades | 9 | 7 |
| Video Support | Yes | No |
Dimension comparison
Price Comparison
The VILTROX AF 50mm F2.0 Air Z Lens is priced at $199.00, while the YONGNUO YN50mm 50mm f/1.8 Lens comes in at $102.00, making it about 48% cheaper than its competitor. This significant price difference could be a deciding factor for budget-conscious photographers. While both lenses are prime lenses designed for different mounts—Nikon Z for the VILTROX and Nikon F for the YONGNUO—those looking to save money will find the YONGNUO offers substantial savings without sacrificing too much in performance.
Aperture and Optical Performance
The VILTROX AF 50mm has a maximum aperture of f/2.0, which is still decent for capturing good-quality images, particularly in various lighting conditions. In contrast, the YONGNUO features a larger maximum aperture of f/1.8, allowing for better low-light performance and a creamier bokeh effect, thanks to its 7-blade circular aperture. This difference could be crucial for photographers specializing in portraiture or artistic storytelling, as the YONGNUO lens provides a slight edge in creating more pronounced background blur.
Autofocus Capabilities
Autofocus performance is another area where the VILTROX AF 50mm shines, utilizing a built-in STM motor for precise and reliable autofocus. It also supports eye and face detection for better subject tracking. The YONGNUO, while not featuring the same advanced autofocus technology, offers automatic/manual switching, enabling more intuitive focus control. Photographers who require quick and accurate autofocus for dynamic subjects may find the VILTROX more appealing, especially given its ability to handle video shooting efficiently.
Build Quality and Design
The VILTROX AF 50mm weighs 220g, while the YONGNUO lens is slightly lighter at 203g. Despite this small difference, both lenses are designed to be compact and lightweight, making them suitable for travel and everyday use. The VILTROX is designed with a robust optical structure of 13 elements in 9 groups, while the YONGNUO features 6 elements in 5 groups. The additional elements in the VILTROX lens may contribute to its superior optical performance, particularly in reducing distortion and enhancing image clarity.
Compatibility
The VILTROX AF 50mm is compatible with a range of Nikon Z mount cameras, including the Z8, Z9, Z6, Z7, Z5, and more. On the other hand, the YONGNUO is designed for Nikon F mount cameras, making it suitable for older DSLR models like the D3000 series and D80. This compatibility could influence your choice depending on your existing camera system. If you're using a Nikon Z camera, the VILTROX is the obvious choice. However, if you own a Nikon F camera, the YONGNUO is tailored for your needs.
Versatility in Usage
The VILTROX AF 50mm lens is versatile enough for various photography styles, including portraits, street photography, and landscapes. Its f/2.0 aperture allows for good control over depth of field, while its lightweight design makes it easy to carry around. Similarly, the YONGNUO lens also excels in portrait photography and low-light conditions, thanks to its f/1.8 aperture. However, the YONGNUO lens may require more careful handling in low-light situations due to its simpler autofocus system, making the VILTROX a more versatile option overall.
User Experience and Feedback
While the data does not specify user ratings or feedback for either lens, the features suggest that the VILTROX AF 50mm lens is particularly geared towards users who value advanced autofocus technology and optical quality. On the other hand, the YONGNUO lens appeals to those who prioritize affordability and simplicity without needing the latest autofocus technology. Depending on the user’s needs—whether they are a beginner or a seasoned professional—each lens has its unique advantages geared toward different photography styles.
Which should you buy?
Ultimately, choosing between the VILTROX AF 50mm F2.0 Air Z Lens and the YONGNUO YN50mm 50mm f/1.8 Lens comes down to your specific needs and budget. The VILTROX offers advanced autofocus capabilities and slightly better optical performance, making it suitable for professionals or serious enthusiasts who shoot with Nikon Z mount cameras. However, if you're looking for a more budget-friendly option and primarily use Nikon F mount cameras, the YONGNUO is an excellent choice that doesn't compromise too much on performance. Consider your camera system and shooting style to make the best decision for your photography needs.

