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Canon EF 75- vs Canon RF75-

Updated July 2026 — Canon EF 75- wins on price, Canon RF75- wins on portability and size.

The Canon RF75-300mm lens offers advanced features and accessories, making it a better choice for serious photographers, while the EF lens is a budget-friendly option.

Why Canon EF 75- is better

Price

The EF lens is $70 cheaper.

Compatibility

Compatible with older DSLR cameras.

Simplicity

Basic design without complex features.

Why Canon RF75- is better

Features

Includes advanced autofocus and eye detection.

Portability

Compact and lightweight design.

Accessories

Comes with UV filter and cleaning kit.

Overall score

Canon EF 75-
70
Canon RF75-
85

Specifications

SpecCanon EF 75-Canon RF75-
Focal Length75-300mm75-300mm
Aperturef/4-5.6f/4-5.6
Focus SystemMicromotorServo AF
CompatibilityDSLREOS R
Included AccessoriesNoneUV filter, cleaning kit

Dimension comparison

Canon EF 75-Canon RF75-

Overview of the Products

The Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens is priced at $169.00, while the Canon RF75-300mm F4-5.6 Zoom Lens is available for $239.00, making the RF lens about 41% more expensive. Both lenses target photographers seeking versatility and zoom capabilities, but they cater to different camera systems and user needs. Understanding their key features and intended use will help in making an informed choice.

Design and Portability

The Canon RF75-300mm F4-5.6 Zoom Lens stands out for its compact and lightweight design, akin to the weight of a 500ml water bottle. This makes it easy to carry, suitable for photographers who prioritize mobility. In contrast, the Canon EF 75-300mm f/4-5.6 III is a more traditional design, but it does not emphasize portability in the same way. While both lenses provide a zoom range up to 300mm, the RF lens is engineered for those who need a lightweight option without sacrificing performance.

Image Quality and Performance

Both lenses deliver a focal length range of 75-300mm, allowing for excellent versatility in capturing distant subjects. Canon claims that the RF75-300mm lens enables eye detection even at 300mm, which is beneficial for portrait and action photography. The EF 75-300mm lens, while effective, doesn’t highlight advanced focusing features. Therefore, if image quality and focus precision are paramount, the RF75-300mm lens may offer an edge, especially for dynamic subjects.

Compatibility with Camera Systems

The Canon EF 75-300mm f/4-5.6 III is designed for Canon DSLR cameras, whereas the Canon RF75-300mm F4-5.6 is specifically compatible with Canon's EOS R series, including models like the R5 and R6. This significant difference means that photographers must consider their existing camera system before making a purchase. If you own a Canon EOS R series camera, the RF lens is the clear choice. However, for users of traditional DSLRs, the EF lens remains the relevant option.

Included Accessories

The Canon RF75-300mm F4-5.6 Zoom Lens comes with several accessories, including a UV filter, lens cap keeper, and a cleaning kit that contains a blower, lens pen, brush, and case. This added value is noteworthy, especially given the lens's higher price tag of $239. In contrast, the Canon EF 75-300mm f/4-5.6 III does not include any additional accessories. For buyers who appreciate having extra tools for lens maintenance and protection, the RF lens offers a more comprehensive package.

Use Cases

The Canon RF75-300mm F4-5.6 Zoom Lens is designed with versatility in mind, making it ideal for both still photography and videography, thanks to its advanced autofocus capabilities. Its lightweight design also makes it a great option for travel and outdoor photography. On the other hand, the Canon EF 75-300mm f/4-5.6 III is a solid choice for hobbyists and those looking for a reliable zoom lens on a budget. While it may not have the advanced features of the RF lens, it remains a functional option for traditional photography needs.

Pricing Considerations

At $169.00, the Canon EF 75-300mm f/4-5.6 III is significantly cheaper than the Canon RF75-300mm F4-5.6, which retails for $239.00. This price difference of $70 means that the EF lens is about 29% less expensive. For budget-conscious buyers or those who do not require the latest technology, the EF lens presents a compelling option. However, the value provided by the added features and included accessories of the RF lens may justify its higher price for serious photographers.

Which should you buy?

When deciding between the Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens and the Canon RF75-300mm F4-5.6 Zoom Lens, consider your camera system and specific photography needs. If you own an EOS R series camera and value advanced features like eye detection and included accessories, the RF75-300mm is worth the investment. However, if you are looking for a more budget-friendly option that still provides a solid zoom range, the EF 75-300mm lens is an excellent choice. Ultimately, your decision should align with your photography style and equipment compatibility.