Canon RF vs YONGNUO YN50mm F1.8N Standard Prime Lens, Large
Updated July 2026 — Canon RF wins on price and focus speed, YONGNUO YN50mm F1.8N Standard Prime Lens, Large wins on weight and length.
The Canon RF 50mm F1.8 STM lens offers superior image quality and autofocus performance, while the YONGNUO YN50mm F1.8N is a budget-friendly option for Nikon users.
Why Canon RF is better
Image Quality
Canon lens delivers sharper images with advanced coatings.
Autofocus
Canon's STM motor provides faster and quieter autofocus.
Build Quality
Canon lens features a more durable design.
Why YONGNUO YN50mm F1.8N Standard Prime Lens, Large is better
Price
YONGNUO lens is significantly cheaper.
Compatibility
YONGNUO supports a wider range of Nikon cameras.
Flexibility
YONGNUO offers both auto and manual focus modes.
Overall score
Specifications
| Spec | Canon RF | YONGNUO YN50mm F1.8N Standard Prime Lens, Large |
|---|---|---|
| Brand | Canon | YONGNUO |
| Mount | RF | Nikon F |
| Aperture | f/1.8 | f/1.8 |
| Autofocus | STM | AF/MF |
| Coating | Super Spectra | None |
Dimension comparison
Overview of the Canon RF 50mm F1.8 STM Lens
The Canon RF 50mm F1.8 STM lens is a compact and lightweight option designed for creative photography. Priced at $219.00, it features a wide f/1.8 aperture, which is ideal for achieving beautiful background blur in portraits and other photography styles. This lens is equipped with an STM motor, ensuring smooth and near-silent autofocus performance, making it a versatile choice for EOS R-Series cameras. With its advanced design that includes aspheric lens elements and Super Spectra Coating, this lens promises sharp images and reduced lens flare, enhancing overall image quality in various lighting conditions.
Overview of the YONGNUO YN50mm F1.8N Standard Prime Lens
The YONGNUO YN50mm F1.8N Standard Prime Lens is an affordable alternative for Nikon DSLR users, priced at $102.00. This lens also features a wide f/1.8 aperture, supporting both auto focus and manual focus modes. It is compatible with full-frame and APS-C format cameras, making it a versatile addition to a photographer’s toolkit. The YONGNUO lens stands out with its gold plated metal contacts, which improve signal conductivity and corrosion resistance. This feature enhances the reliability of the lens over time, particularly for photographers who frequently change lenses in varying environments.
Price Comparison
When it comes to price, the YONGNUO YN50mm F1.8N is significantly cheaper, retailing at $102.00 compared to the Canon RF 50mm F1.8 STM's price of $219.00. This makes the YONGNUO lens about 53% less expensive than the Canon option. For budget-conscious photographers or those just starting, the YONGNUO provides an excellent entry point without sacrificing quality. However, the price difference also reflects the advanced features and build quality that Canon lenses typically offer, which may justify the higher price for more experienced photographers.
Build Quality and Design
In terms of build quality, the Canon RF 50mm F1.8 STM lens is designed for durability and optimal performance. Its compact and lightweight structure makes it easy to carry around for everyday use. The advanced STM motor and aspheric lens elements contribute to its high-quality construction. On the other hand, the YONGNUO YN50mm F1.8N, while it also boasts a sturdy design, emphasizes affordability with its gold plated metal contacts aimed at improving conductivity. Both lenses are practical for their respective user bases, but the Canon lens may appeal more to professionals seeking reliability and superior image quality.
Autofocus Performance
The autofocus systems of both lenses cater to different needs. The Canon RF 50mm F1.8 STM lens features a smooth and fast STM motor, designed for quiet operation, which is particularly beneficial in environments where noise could be disruptive, such as during weddings or wildlife photography. Meanwhile, the YONGNUO YN50mm F1.8N supports both auto and manual focus modes, providing flexibility for Nikon users. However, it does not specify the speed of its autofocus system, which may not match the Canon's advanced STM performance. For photographers prioritizing fast and silent autofocus, the Canon lens is likely the better choice.
Image Quality
Image quality is a crucial factor for any photographer, and both lenses offer impressive capabilities. The Canon RF 50mm F1.8 STM lens is designed to deliver sharp images with beautiful background blur thanks to its wide f/1.8 aperture and Super Spectra Coating that minimizes flare and ghosting. The YONGNUO YN50mm F1.8N also provides good image quality with its large aperture, making it suitable for low-light situations. However, it lacks the advanced coatings and optical features found in the Canon lens, which may result in slight differences in clarity and color accuracy in challenging lighting conditions.
Versatility and Compatibility
Both lenses are versatile, but they cater to different camera systems. The Canon RF 50mm F1.8 STM is specifically designed for Canon's EOS R-Series cameras, ensuring seamless integration and optimal performance. In contrast, the YONGNUO YN50mm F1.8N is tailored for Nikon DSLR users, supporting a wide range of shooting modes including M/AV/TV/P. This versatility makes the YONGNUO a great addition for photographers looking to expand their lens collection without breaking the bank. Ultimately, the choice between these two lenses will depend on the camera system in use.
Which should you buy?
Choosing between the Canon RF 50mm F1.8 STM lens and the YONGNUO YN50mm F1.8N boils down to compatibility, budget, and specific needs. If you're a Canon EOS R-Series user seeking a high-quality lens with superior autofocus performance and image quality, the Canon RF 50mm F1.8 STM is worth the investment at $219.00. However, if you're a Nikon DSLR user looking for a budget-friendly option that still offers a great wide aperture, the YONGNUO YN50mm F1.8N at $102.00 is an excellent choice. Both lenses have their strengths, but the decision ultimately hinges on your specific camera system and photography requirements.

