VILTROX vs YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Updated July 2026 — VILTROX wins on focal length and build, YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, wins on aperture.
The VILTROX 9mm F2.8 E excels in optical performance and wide-angle capabilities, while the YONGNUO YN50mm F1.8C offers better low-light performance and value.
Why VILTROX is better
Optical Quality
VILTROX has a more complex optical design.
Wide-Angle
VILTROX offers a wider field of view.
Build Features
VILTROX includes a USB-C upgrade port.
Why YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, is better
Price
YONGNUO is significantly cheaper.
Low-Light
YONGNUO has a faster maximum aperture.
Versatility
YONGNUO supports both AF and MF.
Overall score
Specifications
| Spec | VILTROX | YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, |
|---|---|---|
| Max Aperture | f/2.8 | f/1.8 |
| Min Focus | 0.13m | 0.45m |
| Elements | 13 elements | 6 elements |
| Mount Type | Sony E | Canon EF |
| Field of View | 113.8° | 46° |
Dimension comparison
Overview of the VILTROX 9mm F2.8 E and YONGNUO YN50mm F1.8C
The VILTROX 9mm F2.8 E is designed for Sony E-mount cameras, offering a wide-angle perspective that is ideal for landscape and vlogging. In contrast, the YONGNUO YN50mm F1.8C caters to Canon EF mount cameras, providing a versatile standard focal length perfect for various photography styles. While the VILTROX retails for $199.00, the YONGNUO is significantly cheaper at $132.29, making it about 33% less expensive.
Optical Performance
The VILTROX 9mm F2.8 E boasts a sophisticated optical design with 13 elements arranged in 11 groups, including three high refractive elements and two aspherical elements. This configuration delivers sharp images across the frame, making it well-suited for capturing expansive landscapes. The lens has a minimum focusing distance of 0.13 meters, allowing for impressive close-ups. On the other hand, the YONGNUO YN50mm F1.8C features a simpler optical construction of six elements in five groups, which provides decent sharpness but may not match the edge-to-edge clarity of the VILTROX.
Aperture and Low-Light Performance
The VILTROX lens has a maximum aperture of f/2.8, suitable for general use but not particularly exceptional in low-light conditions. However, the YONGNUO lens shines with a fast f/1.8 aperture, allowing for better performance in dim environments and more creative depth-of-field effects. The wider aperture of the YONGNUO gives it an advantage in low-light situations, making it an ideal choice for portrait photography and indoor shooting.
Autofocus Capabilities
Autofocus speed and accuracy are crucial for both lenses. The VILTROX 9mm F2.8 E is equipped with an STM motor that provides reliable and quick autofocus, making it efficient for capturing dynamic scenes, such as street photography or vlogs. Meanwhile, the YONGNUO YN50mm F1.8C supports both autofocus and manual focus, which adds versatility for photographers who prefer more control. Although both lenses offer good autofocus features, the VILTROX is tailored for fast-paced shooting with its advanced STM technology.
Build Quality and Portability
When it comes to build quality and portability, the VILTROX 9mm F2.8 E is lightweight, weighing only 175 grams. Its compact design makes it easy to carry, especially for photographers on the move. The YONGNUO YN50mm F1.8C is also compact, but its construction feels less premium compared to the VILTROX. Both lenses are designed to be travel-friendly, but the VILTROX's added features, such as the lotus-shaped lens hood and USB-C upgrade port, enhance its usability.
Ideal Use Cases
The VILTROX 9mm F2.8 E is perfect for those looking to capture wide-angle shots, such as landscapes, architecture, and vlogs. Its ultra-wide 113.8° field of view allows for creative framing that other lenses may not achieve. In contrast, the YONGNUO YN50mm F1.8C excels in portraiture and everyday photography, thanks to its standard focal length and excellent low-light performance. Both lenses serve different photography needs, so the choice largely depends on your primary use case.
Pricing and Value
With a price tag of $199.00, the VILTROX 9mm F2.8 E is positioned at a higher price point than the YONGNUO YN50mm F1.8C, which is priced at $132.29. This makes the YONGNUO about 33% cheaper than the VILTROX. While the VILTROX offers advanced features and optical quality that may justify its price for serious photographers, the YONGNUO provides excellent value for those on a budget or those who need a reliable lens for everyday use.
Which should you buy?
Choosing between the VILTROX 9mm F2.8 E and the YONGNUO YN50mm F1.8C ultimately depends on your specific needs and budget. If you prioritize wide-angle capabilities and advanced optical performance, the VILTROX is a strong contender. However, if you seek a budget-friendly lens with exceptional low-light performance and versatility, the YONGNUO is an excellent choice. Both lenses cater to different photography styles, making it essential to consider your shooting preferences before making a purchase.

