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

Updated July 2026 — VILTROX wins on portability and build quality, YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus wins on weight and length.

The VILTROX 9mm F2.8 E offers advanced features and better low-light performance, while the YONGNUO YN50mm F1.8 is a budget-friendly option with a larger aperture.

Why VILTROX is better

Advanced Autofocus

VILTROX features eye/face detection for improved tracking.

Wide Angle

VILTROX provides a wider field of view for landscape photography.

Compact Design

VILTROX is lighter and more portable for travel.

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

Lower Price

YONGNUO is significantly cheaper at $82.

Larger Aperture

YONGNUO's F1.8 aperture allows for better low-light performance.

Versatile Compatibility

YONGNUO works with a broader range of Canon cameras.

Overall score

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

Specifications

SpecVILTROXYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
ApertureF2.8F1.8
AutofocusYesYes
CompatibilitySony ECanon EF
Image QualityHighMedium
Price$199$82

Dimension comparison

VILTROXYONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Overview of the VILTROX 9mm F2.8 E and YONGNUO YN50mm F1.8

The VILTROX 9mm F2.8 E is a wide-angle prime lens designed for Sony E-mount cameras, while the YONGNUO YN50mm F1.8 is a large aperture lens compatible with Canon EF mount cameras. The VILTROX lens is priced at $199.00, whereas the YONGNUO lens is significantly cheaper at $82.00, making it about 59% less expensive. This substantial price difference may appeal to budget-conscious photographers, particularly those using compatible Canon cameras.

Aperture and Low-Light Performance

The VILTROX 9mm F2.8 E features a bright F2.8 aperture, which helps capture stunning low-light scenes and provides beautiful background separation. In contrast, the YONGNUO YN50mm F1.8 boasts a larger F1.8 aperture, which enhances its capability for low-light photography and offers a more pronounced depth of field effect. This difference in aperture size may be crucial for photographers who prioritize shooting in challenging lighting conditions or those who want to achieve a distinct bokeh effect in their images.

Autofocus Capabilities

The VILTROX 9mm F2.8 E is equipped with a built-in STM stepping motor that ensures efficient and reliable autofocus, supporting eye and face detection for improved subject tracking. Meanwhile, the YONGNUO YN50mm F1.8 also supports both auto and manual focus modes, providing versatility for different shooting styles. While both lenses offer autofocus, the advanced features of the VILTROX lens may be more appealing to those who frequently shoot moving subjects or require precise tracking in their photography.

Build and Design

The VILTROX 9mm F2.8 E is compact and lightweight, making it an ideal choice for photographers who value mobility. Its design complements Sony's mirrorless camera lineup, allowing for easy handling during extended shoots. On the other hand, the YONGNUO YN50mm F1.8 features a robust build with gold-plated metal contacts that enhance signal conductivity and resist corrosion. While both lenses are designed with usability in mind, the compact nature of the VILTROX lens may be a deciding factor for travel photographers or those shooting on the go.

Compatibility and Versatility

The VILTROX 9mm F2.8 E is specifically designed for Sony E-mount mirrorless cameras, supporting both full-frame and APS-C formats. This specialization ensures optimal performance with the intended camera systems. Conversely, the YONGNUO YN50mm F1.8 is compatible with Canon EF mount cameras, which makes it suitable for a broader range of Canon models. If you own a Canon camera, the YONGNUO lens would be a straightforward choice, while Sony users will benefit from the tailored features of the VILTROX lens.

Image Quality and Optical Performance

With its F2.8 aperture, the VILTROX 9mm F2.8 E lens promises excellent image quality, particularly in low-light conditions. It is designed to provide sharp images with minimal distortion, which is essential for landscape and architectural photography. The YONGNUO YN50mm F1.8, with its multi-coated lenses, also aims to enhance image transmittance and reduce flare, contributing to overall optical performance. Both lenses are engineered for high-quality results, but the VILTROX lens's wide-angle capabilities may offer unique advantages for certain types of photography.

User Experience and Focus Control

Photographers will find that the VILTROX 9mm F2.8 E allows for precise manual focus control, featuring a smooth focus ring rotation that aids in accurate subject focusing. This is particularly beneficial for those who prefer manual adjustments for artistic expression. The YONGNUO YN50mm F1.8 also includes a focus distance indicator, facilitating easier measurement of shooting distances and depth of field. Both lenses cater to user preferences, but the focus control of the VILTROX lens may provide a more refined experience for serious photographers.

Which should you buy?

Choosing between the VILTROX 9mm F2.8 E and the YONGNUO YN50mm F1.8 largely depends on your camera system and specific photography needs. The VILTROX lens is ideal for Sony E-mount users looking for a high-quality wide-angle lens with advanced autofocus capabilities, while the YONGNUO lens offers an affordable option for Canon users who desire a versatile, large aperture lens. If budget is a primary concern, the YONGNUO is significantly cheaper at $82.00 compared to the VILTROX's $199.00. Ultimately, your decision should align with your camera compatibility, desired features, and shooting style.