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Canon RF75- vs YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Updated July 2026 — Canon RF75- wins on accessories and focal length, YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus wins on aperture and compatibility.

The Canon RF75-300mm lens offers greater versatility and features, while the YONGNUO YN50mm lens is a budget-friendly option with a large aperture.

Why Canon RF75- is better

Versatility

Canon lens offers a zoom range of 75-300mm.

Autofocus

Canon lens has advanced eye detection autofocus.

Included Accessories

Canon lens comes with a UV filter and cleaning kit.

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

Price

YONGNUO lens is significantly cheaper at $82.

Aperture

YONGNUO lens has a large F1.8 aperture.

Compatibility

YONGNUO lens works with full-frame and APS-C cameras.

Overall score

Canon RF75-
85
YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
75

Specifications

SpecCanon RF75-YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus
Price$239.00$82.00
Max ApertureF4-5.6F1.8
Zoom CapabilityYesNo
Auto FocusYesYes
Lens TypeZoomPrime

Dimension comparison

Canon RF75-YONGNUO YN50mm F1.8 Lens Large Aperture Auto Focus

Overview of Canon RF75-300mm F4-5.6 Zoom Lens

The Canon RF75-300mm F4-5.6 Zoom Lens is designed for those who require versatility in their photography. Priced at $239.00, this lens offers an impressive range of focal lengths, allowing for dramatic changes in the feel of your photos. It is compact and lightweight, making it an excellent option for photographers on the go. Weighing about as much as a 500ml water bottle, it ensures that you can carry it without feeling burdened. Furthermore, the lens is compatible only with Canon EOS R series cameras, which may limit its use for some photographers.

Overview of YONGNUO YN50mm F1.8 Lens

The YONGNUO YN50mm F1.8 Lens stands out with its large aperture of F1.8, enabling photographers to create images with beautiful background blur. At a price of $82.00, it is about 66% cheaper than the Canon RF75-300mm lens. This lens supports both auto and manual focus modes, making it versatile for various shooting conditions. It is compatible with full-frame and APS-C format cameras, which enhances its usability among a broader range of Canon users. The lens also includes features like a focus distance indicator, which adds to the convenience of focusing.

Image Quality Comparison

When it comes to image quality, the Canon RF75-300mm lens excels in providing a wide range of focal lengths, allowing photographers to capture subjects from a distance. Its zoom capabilities enable users to focus on specific details without physically moving closer, which is particularly beneficial in wildlife and sports photography. On the other hand, the YONGNUO YN50mm's large aperture allows for excellent low-light performance and depth-of-field control, producing stunning images with a soft bokeh effect. While both lenses offer unique advantages, the choice between them will depend on the specific photographic needs of the user.

Compatibility and Usability

The Canon RF75-300mm is specifically designed for the Canon EOS R series cameras, including the R100, R50, and R5. This limited compatibility may restrict its use for those who own older Canon DSLR models. Conversely, the YONGNUO YN50mm is compatible with both full-frame and APS-C format cameras, making it a more versatile choice for a wider range of Canon users. This difference in compatibility could be a decisive factor for photographers who may want to switch cameras or use multiple camera bodies.

Portability and Weight

Portability is a significant factor for photographers who need to carry their gear for extended periods. The Canon RF75-300mm lens is designed to be compact and lightweight, making it easy to transport. Its design mimics that of a standard water bottle, which is an appealing feature for those who prioritize mobility. In contrast, the YONGNUO YN50mm lens is also lightweight but is fixed at a 50mm focal length. While it is compact, it does not offer the same versatility in focal length that the Canon lens provides, which may influence the decision for travel photographers.

Additional Features

The Canon RF75-300mm lens comes with a UV filter, lens cap keeper, and a cleaning kit, which adds value to the purchase by ensuring you have the necessary accessories. The lens also features impressive autofocus capabilities, including eye detection at the 300mm zoom range, which is beneficial for capturing moving subjects. On the other hand, the YONGNUO YN50mm lens provides a focus distance indicator and multi-coated lenses for improved transmittance, enhancing the overall shooting experience. Although both lenses have valuable features, the Canon lens provides additional accessories that may be appealing to new photographers.

Price Comparison

With a current price of $239.00, the Canon RF75-300mm is significantly more expensive than the YONGNUO YN50mm, which retails for $82.00. This price difference of approximately $157.00 may be a crucial consideration for budget-conscious photographers or those just starting. The substantial savings with the YONGNUO lens might allow beginners to invest in additional accessories or other gear. However, for those who require the unique benefits of a zoom lens, the investment in the Canon RF75-300mm may be justified.

Which should you buy?

Choosing between the Canon RF75-300mm F4-5.6 Zoom Lens and the YONGNUO YN50mm F1.8 Lens ultimately depends on your specific photography needs. If you prioritize versatility and the ability to capture subjects from a distance, the Canon lens is the superior choice, despite its higher price. However, if you are looking for a more budget-friendly option that still delivers quality images, especially with a beautiful background blur, the YONGNUO lens is an excellent alternative. Consider your camera compatibility, the type of photography you enjoy, and your budget to make the best decision.