Canon RF75- vs Tamron
Updated July 2026 — Canon RF75- wins on zoom and weight, Tamron wins on aperture and length.
The Canon RF75-300mm offers impressive zoom capabilities, while the Tamron 24mm excels in portability and low-light performance.
Why Canon RF75- is better
Zoom Range
Canon offers a 75-300mm zoom range.
Accessories
Includes UV filter and cleaning kit.
Eye Detection
Features eye-detection autofocus.
Why Tamron is better
Price
Tamron is $40 cheaper.
Aperture
Tamron has a wider f/2.8 aperture.
Weight
Tamron is lighter at 7.6oz.
Overall score
Specifications
| Spec | Canon RF75- | Tamron |
|---|---|---|
| Focal Length | 75-300mm | 24mm |
| Max Aperture | f/4-5.6 | f/2.8 |
| Mount Type | RF | E |
| Min Distance | 1.2m | 0.12m |
| Compatibility | Canon EOS R | Sony E-Mount |
Dimension comparison
Overview of the Canon RF75-300mm F4-5.6 Zoom Lens
The Canon RF75-300mm F4-5.6 Zoom Lens is designed for photographers seeking versatility and ease of use. Priced at $239.00, it offers a compact and lightweight alternative to traditional long zoom lenses. This lens is specifically tailored for Canon EOS R series cameras and features an impressive focal length range, making it suitable for a variety of photography styles, from wildlife to portraiture.
The lens comes with a UV filter, lens cap keeper, and a cleaning kit, providing additional value for users. Its lightweight design, comparable to that of a 500ml water bottle, makes it an ideal companion for on-the-go shooting. The RF75-300mm lens also boasts eye-detection autofocus capabilities, which enhance the shooting experience, particularly for moving subjects.
Overview of the Tamron 24mm F/2.8 Di III OSD M1:2 Lens
The Tamron 24mm F/2.8 Di III OSD M1:2 lens offers a wide-angle perspective at a price of $199.00, making it about 17% cheaper than the Canon RF75-300mm. This lens is compatible with Sony full-frame and APS-C E-mount mirrorless cameras, making it an excellent choice for photographers who shoot landscapes, city scenes, or candid moments.
With a compact design that measures just 2.5 inches in length and weighs only 7.6 ounces, the Tamron lens is easy to carry, making it perfect for all-day shooting adventures. It features a maximum magnification ratio of 1:2, allowing for detailed close-up shots. Additionally, its moisture-resistant construction and dirt-resistant fluorine coating enhance its durability for outdoor use.
Lens Compatibility and Mount Types
When it comes to compatibility, the Canon RF75-300mm is exclusively designed for Canon EOS R series cameras, such as the R100, R50, and R6. This specificity means that users must own a compatible camera body to utilize the lens effectively. On the other hand, the Tamron 24mm lens is versatile enough to work with both full-frame and APS-C Sony cameras, offering greater flexibility for photographers who might switch systems or use multiple bodies.
This distinction is crucial for potential buyers, as the Canon lens's limited compatibility could restrict its user base. For those invested in the Canon ecosystem, it can be an excellent choice, but it may not appeal to photographers using other brands.
Focal Length and Versatility
The Canon RF75-300mm lens provides a focal length range of 75mm to an impressive 300mm, making it a powerhouse for capturing distant subjects, such as wildlife or sports events. With this extensive range, users can dramatically change the feel of their photos, allowing for creative compositions and stunning detail at long distances.
Conversely, the Tamron 24mm lens offers a wider perspective that excels in landscape and architectural photography. The wide-angle field of view allows photographers to capture expansive scenes, making it ideal for travel and street photography. The choice between a zoom lens and a prime lens ultimately boils down to the type of photography one wishes to pursue, as each lens serves a distinct purpose.
Aperture and Low-Light Performance
The Canon RF75-300mm has a maximum aperture of f/4-5.6, which is suitable for a variety of lighting conditions but might struggle in low-light scenarios compared to faster lenses. This could be a limitation for photographers who often shoot in challenging lighting. However, the lens does feature eye-detection autofocus, which can enhance focus accuracy even at longer distances.
In contrast, the Tamron 24mm lens boasts a maximum aperture of f/2.8, allowing for better performance in lower light conditions and the ability to create a beautiful bokeh effect in background elements. This characteristic makes it an attractive option for portrait photographers looking for creative depth-of-field effects, as well as for those who frequently shoot in dimly lit environments.
Build Quality and Design
The Canon RF75-300mm lens is designed with portability in mind, weighing approximately the same as a 500ml water bottle. This lightweight design makes it easier for photographers to carry around during long shoots. Additionally, it comes with a UV filter and a cleaning kit, enhancing its usability right out of the box.
The Tamron 24mm lens, while also compact, features a moisture-resistant construction and a dirt-resistant fluorine coating, ensuring that it can withstand outdoor conditions. This durability is particularly appealing for photographers who often work in unpredictable environments. The build quality of both lenses is commendable, but the Tamron lens offers added benefits for those who prioritize ruggedness.
Price and Value Proposition
The Canon RF75-300mm is priced at $239.00, while the Tamron 24mm comes in at $199.00, making the Tamron lens the more economical choice by about $40. Given the additional accessories included with the Canon lens, such as the UV filter and cleaning kit, it offers good value for those who want a complete package.
However, the Tamron lens provides excellent value on its own, especially for users looking for a versatile, wide-angle lens without breaking the bank. Both lenses cater to different types of photography, but when strictly comparing price, the Tamron lens holds a slight advantage.
Which should you buy?
Choosing between the Canon RF75-300mm and the Tamron 24mm lens ultimately depends on your specific needs and the type of photography you pursue. The Canon RF75-300mm is perfect for those who require a long zoom lens for wildlife or sports photography, especially within the Canon EOS R series. It offers impressive reach and includes useful accessories, although at a higher price point.
On the other hand, the Tamron 24mm lens excels in versatility and portability, making it ideal for landscape and street photographers. Its lower price, wider aperture, and moisture-resistant features make it an attractive option for those who often shoot in varied conditions.
In summary, your choice should align with your camera system and the specific photographic challenges you aim to tackle.

