Canon RF 75- vs YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens,
Updated July 2026 — Canon RF 75- leads on focal length and filter size.
The Canon RF 75-300mm lens offers superior versatility and image quality, while the YONGNUO YN50mm lens excels in low-light performance at a lower price.
Why Canon RF 75- is better
Versatility
Canon lens has a zoom range of 75-300mm.
Image Quality
Canon lens optimized for sharpness and clarity.
Autofocus Speed
Canon lens features a responsive DC motor for fast autofocus.
Why YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, is better
Price
YONGNUO lens is significantly cheaper.
Low-Light Performance
YONGNUO lens has a larger aperture of F1.8.
Compact Size
YONGNUO lens is smaller and lighter.
Overall score
Specifications
| Spec | Canon RF 75- | YONGNUO YN50mm F1.8C Lens, Large Aperture Auto Focus Lens, |
|---|---|---|
| Type | Zoom | Prime |
| Mount | RF | EF |
| Max Magnification | 0.25x | 0.15x |
| Coating | Super Spectra | None |
| Autofocus | DC Motor | AF/MF |
Dimension comparison
Overview of the Canon RF 75-300mm f/4-5.6 Lens
The Canon RF 75-300mm f/4-5.6 Lens offers a versatile focal range ideal for various photography styles. Priced at $253.95, this lens is designed for Canon RF-mount mirrorless cameras and is lightweight, making it easy to carry for sports, wildlife, and everyday photography. With a minimum focus distance of 4.9 feet, it can also be used for semi-macro shots, adding to its versatility. The optical design enhances sharpness and minimizes flare, ensuring high-quality images in various lighting conditions.
Overview of the YONGNUO YN50mm F1.8C Lens
The YONGNUO YN50mm F1.8C Lens is priced at $132.29, making it about 48% cheaper than the Canon lens. It features a large aperture of F1.8, allowing for superior low-light performance and better edge-to-edge sharpness. This lens is compatible with Canon EF mount cameras and supports both auto and manual focus, making it an excellent addition for photographers looking to expand their lens collection. Its compact design and light weight make it suitable for everyday use, particularly for portrait photography.
Image Quality and Performance
When it comes to image quality, the Canon RF 75-300mm lens is optimized for sharpness across its zoom range, making it ideal for capturing distant subjects with clarity. Its Super Spectra Coating minimizes flare and ghosting, which is crucial when shooting in challenging light. Conversely, the YONGNUO YN50mm lens, with its fast F1.8 aperture, excels in low-light conditions and provides good sharpness across the frame. While both lenses deliver quality images, the Canon lens offers more versatility with its zoom capabilities, whereas the YONGNUO lens shines in low-light scenarios.
Autofocus and Usability
The Canon RF 75-300mm lens employs a DC motor for autofocus, providing responsive and accurate focusing, which is especially important for fast-moving subjects like sports and wildlife. This lens is designed to be user-friendly, making it a practical choice for photographers of all skill levels. The YONGNUO YN50mm lens also supports auto-focus functionality, but it is targeted more towards users looking for a reliable prime lens. Its dual focus options—auto and manual—ensure flexibility, but it may not match the speed of the Canon's autofocus in dynamic situations.
Build Quality and Design
Weighing just over 1 lb, the Canon RF 75-300mm lens is designed to be lightweight and portable, featuring a slim profile with a 58mm filter thread. This makes it a practical option for travel. In contrast, the YONGNUO YN50mm is compact and measures just 2 inches in length, making it exceedingly portable as well. However, it is primarily a prime lens, which may limit its versatility compared to the zoom capabilities of the Canon lens. Both lenses are well-constructed, but the Canon's design allows for a wider range of shooting scenarios.
Price and Value
At $253.95, the Canon RF 75-300mm lens is significantly more expensive than the YONGNUO YN50mm, which is priced at $132.29. This difference of about $121.66 may influence buyers depending on their budget and specific needs. The higher price of the Canon lens reflects its advanced zoom functionality and versatility, while the YONGNUO lens offers a great value for those who primarily shoot at 50mm and need a reliable, low-light option without breaking the bank.
Intended Use Cases
The Canon RF 75-300mm lens is an excellent choice for photographers interested in sports, wildlife, and travel photography, as its zoom range allows for flexibility in composition. It is particularly well-suited for capturing distant subjects, making it a go-to lens for outdoor adventures. On the other hand, the YONGNUO YN50mm lens is ideal for portrait photography and low-light situations, making it a great choice for enthusiasts who want to experiment with depth of field and bokeh effects.
Which should you buy?
Ultimately, the choice between the Canon RF 75-300mm f/4-5.6 Lens and the YONGNUO YN50mm F1.8C Lens depends on your specific photography needs and budget. If you require versatility and the ability to shoot various subjects from a distance, the Canon lens is the superior choice despite its higher price. However, if you are looking for an affordable option that excels in low-light conditions and is suitable for portraits, the YONGNUO lens offers excellent value. Consider your shooting style and budget to make the best decision for your photography journey.

