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Canon EF 75- vs Canon RF 75-

Updated July 2026 — Canon EF 75- wins on weight, Canon RF 75- wins on diameter and length.

The Canon RF 75-300mm f/4-5.6 Lens offers enhanced optical performance and portability, making it a better choice for modern photographers. However, the EF lens is more budget-friendly for SLR users.

Why Canon EF 75- is better

Price

The EF lens is $199.99, making it more affordable.

Weight

The EF lens is lighter at 16.8 ounces.

Compatibility

The EF lens is compatible with Canon SLR cameras.

Why Canon RF 75- is better

Optical Coating

The RF lens has Canon’s Super Spectra Coating for better image quality.

Bundled Accessories

The RF lens includes a shoulder bag and memory card.

Focal Length Range

The RF lens provides a 120-480mm equivalent on APS-C cameras.

Overall score

Canon EF 75-
75
Canon RF 75-
85

Specifications

SpecCanon EF 75-Canon RF 75-
Aperturef/4-5.6f/4-5.6
AutofocusDC MotorDC Motor
Image StabilizationNoNo
Max Magnification0.1x0.25x
CoatingNoneSuper Spectra

Dimension comparison

Canon EF 75-Canon RF 75-

Introduction to the Canon Telephoto Lenses

In this comparison, we will explore the differences between two Canon telephoto zoom lenses: the Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens for Canon SLR Cameras and the Canon RF 75-300mm f/4-5.6 Lens. The former is priced at $199.99, while the latter retails for $253.95, making the EF lens about 17% cheaper. Both lenses offer a similar focal range but cater to different camera systems and user preferences.

Build and Design

The Canon EF 75-300mm f/4-5.6 III features a traditional design suited for Canon SLR cameras, measuring 2.8 inches in diameter and 4.8 inches long, with a weight of 16.8 ounces. In contrast, the Canon RF 75-300mm f/4-5.6 is designed for Canon RF-mount mirrorless cameras, remaining lightweight and compact at just over 1 lb. While both lenses have a 58mm filter thread, the RF lens's design emphasizes portability, making it a practical choice for travel and everyday photography.

Focal Length and Versatility

Both lenses offer a focal length range of 75-300mm, making them suitable for various photography styles, including sports, wildlife, and portraits. The RF lens, however, provides a 120-480mm equivalent focal length on APS-C cameras, enhancing its versatility. This capability makes it an appealing option for photographers who may want to capture subjects from even further away without needing to change lenses.

Aperture and Optical Performance

Both lenses feature a variable f/4-5.6 maximum aperture. However, the RF lens incorporates Canon’s Super Spectra Coating, which helps minimize lens flare and ghosting, boosting contrast and color fidelity, particularly in challenging lighting conditions. This optical enhancement may lead to sharper images compared to the EF lens, appealing to photographers who prioritize image quality in diverse environments.

Autofocus and Usability

The Canon EF 75-300mm f/4-5.6 III utilizes a DC motor for autofocus, while the RF lens also employs a DC motor but emphasizes its responsive performance for both still and video applications. The RF lens's design caters to modern photographers, allowing for more seamless autofocus operation, which is crucial for capturing fast-paced action in sports or wildlife photography. Users of the RF lens may find this feature particularly advantageous when shooting dynamic scenes.

Close-Focusing Capabilities

Both lenses offer a 4.9-foot minimum focusing distance, allowing for detailed close-ups. However, the RF lens has an added advantage with a maximum magnification of 0.25x, making it suitable for semi-macro photography. This feature could attract photographers interested in capturing intricate details of small subjects, providing an edge over the EF lens in this aspect.

Additional Features and Accessories

The Canon RF 75-300mm f/4-5.6 comes bundled with a shoulder bag and a 64GB UHS-I SDXC memory card, adding value for photographers looking for a complete package. Conversely, the EF lens does not include additional accessories in its pricing. For those who appreciate convenience and readiness, the RF lens’s bundled accessories might sway their purchasing decision.

Which should you buy?

When deciding between the Canon EF 75-300mm f/4-5.6 III and the Canon RF 75-300mm f/4-5.6 Lens, consider the type of camera system you own and your specific photography needs. The EF lens is more budget-friendly at $199.99 and provides solid performance for Canon SLR users. However, if you own a Canon RF camera and value portability, enhanced optical performance, and included accessories, the RF lens at $253.95 might be the better investment. Ultimately, your choice should align with your photography style and the equipment you are using.