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

Updated July 2026 — VILTROX AF leads on weight and angle.

The VILTROX AF 9mm F2.8 excels in ultra-wide-angle capabilities and low-light performance, while the YONGNUO YN50mm F1.8C offers a budget-friendly option for Canon users. Ultimately, the choice depends on your specific needs.

Why VILTROX AF is better

Wide Angle

VILTROX offers a 113.8° ultra-wide-angle view.

Low Light

VILTROX has a bright F2.8 aperture for low-light shooting.

Autofocus

VILTROX features fast and silent autofocus.

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

Price

YONGNUO is priced at $132.29, making it more affordable.

Versatility

YONGNUO's 50mm focal length is versatile for portraits.

Manual Focus

YONGNUO supports both auto and manual focus.

Overall score

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

Specifications

SpecVILTROX AFYONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Focal Length9mm50mm
ApertureF2.8F1.8
Mount TypeSony ECanon EF
AutofocusYesYes
Close FocusYesNo

Dimension comparison

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

Introduction to the VILTROX AF 9mm F2.8 and YONGNUO YN50mm F1.8C

The VILTROX AF 9mm F2.8 and YONGNUO YN50mm F1.8C are both prime lenses designed for different camera systems—Sony E-Mount and Canon EF-Mount, respectively. The VILTROX lens is priced at $199.00, while the YONGNUO is notably cheaper at $132.29, making it about 33% less expensive. This price difference indicates distinct target audiences and usage scenarios for each lens, which is crucial for potential buyers to consider.

Design and Build Quality

The VILTROX AF 9mm F2.8 features a compact and lightweight design, making it an excellent choice for photographers on the go. It has a filter thread size of 52mm and includes a metal lens mount for added durability. In contrast, the YONGNUO YN50mm F1.8C is also designed for portability, measuring just 2 inches in length. However, it is designed specifically for Canon EF cameras and offers a traditional prime lens experience. Overall, both lenses prioritize ease of use and portability, but the VILTROX stands out with its robust metal construction.

Optical Performance

In terms of optical performance, the VILTROX AF 9mm F2.8 boasts an impressive 113.8° ultra-wide-angle view, suitable for landscapes and vlogging. Its bright F2.8 aperture enhances low-light shooting capabilities and provides creative background separation. On the other hand, the YONGNUO YN50mm F1.8C offers a large aperture of F1.8, which allows for excellent low-light performance and improved edge-to-edge sharpness. While the VILTROX excels in wide-angle scenarios, the YONGNUO is more versatile for portrait and general photography, benefiting from its standard focal length.

Autofocus Capabilities

The VILTROX AF 9mm F2.8 is equipped with a high-precision STM stepping motor that ensures fast and silent autofocus, making it ideal for both photo and video shooting. The autofocus system is designed to be smooth and reliable, a crucial feature for dynamic shooting environments. Conversely, the YONGNUO YN50mm F1.8C supports both auto and manual focus, giving photographers flexibility in how they approach their shots. While the VILTROX may have the edge in speed and silence, the manual focus option in the YONGNUO can be advantageous for those who prefer more control.

Creative Potential

The VILTROX AF 9mm F2.8 lens is particularly well-suited for creative compositions, allowing for dramatic wide-angle close-up shots with unique exaggerated perspectives. This feature is ideal for storytelling in photography and videography. The YONGNUO YN50mm F1.8C, while not as wide, provides excellent opportunities for portrait photography with its F1.8 aperture, enabling beautiful subject isolation and bokeh effects. Both lenses offer unique creative potentials, but the choice ultimately depends on whether you prioritize ultra-wide perspectives or classic portrait capabilities.

Compatibility and Usability

The VILTROX AF 9mm F2.8 is compatible with a range of Sony E-Mount cameras, including popular models such as the ZV-E10 and the a6000 series. This broad compatibility enhances its appeal among Sony users. In contrast, the YONGNUO YN50mm F1.8C is designed for Canon EF cameras, making it a solid addition to the Canon ecosystem, especially for users of entry-level models like the T3 and T5 series. Depending on your camera system, compatibility could significantly influence your purchasing decision.

Price Comparison

At $199.00, the VILTROX AF 9mm F2.8 is priced higher than the YONGNUO YN50mm F1.8C, which retails for $132.29. This makes the YONGNUO about 33% less expensive, offering significant savings for those looking to acquire a new lens without breaking the bank. However, the VILTROX’s pricing reflects its unique features and ultra-wide-angle capabilities, which may justify the cost for specific users. Thus, the choice may hinge on whether the potential buyer prioritizes budget or specialized features.

Which should you buy?

Choosing between the VILTROX AF 9mm F2.8 and the YONGNUO YN50mm F1.8C ultimately comes down to your specific photography needs and camera system. The VILTROX is an excellent choice for Sony users looking for an ultra-wide-angle lens that excels in low-light conditions and offers fast autofocus capabilities. On the other hand, the YONGNUO provides a more budget-friendly option for Canon users who need a versatile lens for portraits and low-light photography. If you're after expansive landscapes or vlogging capabilities, the VILTROX is likely worth the investment. Conversely, for general photography with a focus on portraits, the YONGNUO is a reliable and affordable choice.