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Canon RF75- vs YNLENS YONGNUO YN50mm

Updated July 2026 — Canon RF75- wins on versatility and autofocus, YNLENS YONGNUO YN50mm wins on price and weight.

The Canon RF75-300mm lens offers superior versatility and advanced autofocus features, while the YONGNUO 50mm lens is a budget-friendly option excelling in portrait photography.

Why Canon RF75- is better

Versatility

Canon offers a zoom range up to 300mm.

Autofocus

Canon features advanced eye detection autofocus.

Included Accessories

Canon comes with a UV filter and cleaning kit.

Why YNLENS YONGNUO YN50mm is better

Price

YONGNUO is significantly cheaper.

Weight

YONGNUO is lighter at 203g.

Low-light Performance

YONGNUO excels with its f/1.8 aperture.

Overall score

Canon RF75-
85
YNLENS YONGNUO YN50mm
75

Specifications

SpecCanon RF75-YNLENS YONGNUO YN50mm
Focal Length75-300mm50mm
Aperturef/4-5.6f/1.8
CompatibilityCanon EOS RNikon F-Mount
Max Zoom300mm50mm
Included AccessoriesYesNo

Dimension comparison

Canon RF75-YNLENS YONGNUO YN50mm

Price Comparison

The Canon RF75-300mm F4-5.6 Zoom Lens is priced at $239.00, while the YONGNUO YN50mm 50mm f/1.8 Lens is available for $102.00. This makes the YONGNUO about 57% cheaper than the Canon option, providing a significant cost-saving for those on a budget. If you're looking for a more economical choice without sacrificing essential features, the YONGNUO presents a compelling case, especially for beginner photographers or those who need a reliable lens without a hefty price tag.

Build Quality and Design

The Canon RF75-300mm lens is designed to be compact, lightweight, and portable, making it easy to carry around, much like a 500ml water bottle. This feature is particularly appealing for photographers who need a versatile lens for various situations. In contrast, the YONGNUO 50mm lens also emphasizes lightweight construction, weighing only about 203 grams. Both lenses are designed for ease of use, but the Canon lens stands out with its thoughtful design elements like the included UV filter and cleaning kit, enhancing its value for those who want a complete package.

Focal Length and Versatility

When it comes to focal length, the Canon RF75-300mm offers an impressive range up to 300mm, making it suitable for a variety of photography styles, including wildlife and sports photography. This versatility allows for dramatic changes in composition and feel. On the other hand, the YONGNUO 50mm lens, while limited to a fixed focal length, excels in portraiture and low-light situations due to its f/1.8 aperture. Each lens has its strengths: the Canon provides flexibility across a spectrum of shots, while the YONGNUO is ideal for capturing detailed portraits with beautiful background blur.

Autofocus Capabilities

The Canon RF75-300mm lens features advanced autofocus technology, including eye detection at the 300mm zoom range. This is particularly beneficial for portrait and wildlife photographers who need to ensure their subjects are sharply in focus, even during movement. The YONGNUO 50mm lens also includes face and eye recognition capabilities, making it easier to achieve accurate focus for portraits. Both lenses offer strong autofocus performance, but the Canon lens may have a slight edge due to its more advanced Servo AF features for both stills and video.

Compatibility

The Canon RF75-300mm lens is specifically designed for Canon EOS R series cameras, making it essential to ensure compatibility with your camera body. This lens does not work with older Canon DSLR models. In contrast, the YONGNUO 50mm lens is compatible with a wide range of Nikon F-mount cameras, including popular models such as the D3000 and D5000 series. This broad compatibility makes the YONGNUO a versatile choice for Nikon users looking to expand their lens collection without worrying about camera body limitations.

Image Quality

In terms of image quality, the Canon RF75-300mm lens is known for its ability to capture sharp images across its zoom range, making it suitable for various photography styles. It also includes a UV filter that contributes to overall image clarity. The YONGNUO 50mm lens, with its large f/1.8 aperture and 7-blade circular aperture, excels in producing creamy background blur and impressive low-light performance. Photographers seeking artistic effects and sharp images will find both lenses capable, but the YONGNUO lens may be preferred for portrait photography due to its optical design.

Additional Features

The Canon RF75-300mm lens comes with several useful accessories, including a lens cap keeper and cleaning kit, which adds to its overall value and usability. This comprehensive package makes it easier for photographers to maintain their gear. The YONGNUO 50mm lens, while lacking additional accessories, features a high-definition nano-coating that reduces glare and ghosting. Photographers who prioritize maintaining their equipment might lean towards the Canon for its included extras, while those focused on optical performance may find the YONGNUO sufficient for their needs.

Which should you buy?

Choosing between the Canon RF75-300mm and the YONGNUO YN50mm ultimately depends on your specific photography needs and budget. If you require versatility, advanced autofocus, and a comprehensive package, the Canon lens is the better option despite its higher price. However, if you are looking for a budget-friendly lens that excels in portraits and low-light conditions, the YONGNUO offers outstanding value at a significantly lower price. Each lens has its unique strengths, catering to different types of photographers, so consider what features are most important to you before making a decision.