Canon RF75- vs Sony FE 1.4x Teleconverter
Updated July 2026 — Canon RF75- wins on price and portability, Sony FE 1.4x Teleconverter wins on weight and durability.
The Canon RF75-300mm offers great value and portability, while the Sony FE 1.4x Teleconverter excels in optical performance for professionals.
Why Canon RF75- is better
Price
Canon lens is significantly cheaper at $239.
Portability
Canon lens is compact and lightweight.
Included Accessories
Canon comes with a UV filter and cleaning kit.
Why Sony FE 1.4x Teleconverter is better
Optical Performance
Sony maintains full G Master performance.
Durability
Sony is dust and moisture resistant.
Compatibility
Sony works with specific E-mount lenses.
Overall score
Specifications
| Spec | Canon RF75- | Sony FE 1.4x Teleconverter |
|---|---|---|
| Focal Length | 75-300mm | 1.4x |
| Max Aperture | F4-5.6 | N/A |
| Mount Type | RF | E-mount |
| Included Accessories | Yes | No |
| Autofocus | Yes | Yes |
Dimension comparison
Overview of the Canon RF75-300mm and Sony FE 1.4x Teleconverter
The Canon RF75-300mm F4-5.6 Zoom Lens is priced at $239.00, making it significantly more budget-friendly compared to the Sony FE 1.4x Teleconverter, which retails for $598.00. This price difference of about 60% could be a deciding factor for photographers looking to enhance their kit without overspending. The Canon lens offers a versatile focal length range, while the Sony teleconverter is designed to extend the reach of compatible lenses effectively.
Design and Build Quality
The Canon RF75-300mm is compact and lightweight, weighing about as much as a 500ml water bottle, which enhances its portability for photographers on the go. This design allows for easy handling and travel, making it an excellent choice for casual shoots or outdoor adventures. Conversely, the Sony FE 1.4x Teleconverter is built with a dust and moisture-resistant design, ensuring reliability in various shooting conditions. While the Canon lens prioritizes portability, the Sony teleconverter focuses on durability, catering to professionals who often work in challenging environments.
Optical Performance
The Canon RF75-300mm boasts an impressive focal length range from 75mm to 300mm, allowing for a variety of creative shots, from portraits to wildlife photography. It includes features like eye detection autofocus, which is especially useful for capturing moving subjects. On the other hand, the Sony FE 1.4x Teleconverter maintains full G Master performance while multiplying the focal length by 1.4x. This capability retains optical quality and autofocus performance, making it ideal for sports and wildlife photography, where precision is crucial.
Compatibility
The Canon RF75-300mm is specifically designed for Canon's EOS R series cameras, including models like the R100, R50, and R5. This limited compatibility could be a drawback for users of other camera brands. In contrast, the Sony FE 1.4x Teleconverter is compatible with specific Sony E-mount lenses, namely the SEL70200GM and SEL100400GM. This wider compatibility with existing Sony lenses makes the teleconverter a more versatile option for photographers already invested in the Sony ecosystem.
Additional Features
Included with the Canon RF75-300mm is a UV filter, lens cap keeper, and a cleaning kit, which adds value to the purchase by providing essential accessories for lens maintenance. This bundled offer enhances convenience for users who want to keep their equipment in top condition. The Sony FE 1.4x Teleconverter, while lacking additional accessories, focuses on delivering impressive optical performance without compromising on quality. Users may need to purchase additional accessories separately, which could increase the overall cost of ownership.
Target Audience
The Canon RF75-300mm is ideal for hobbyists and entry-level photographers looking for a versatile lens without a hefty price tag. Its lightweight design and ease of use cater to casual shooting environments, making it a great choice for those just starting in photography. In contrast, the Sony FE 1.4x Teleconverter targets professional photographers who require superior optical performance and durability for demanding shoots. The teleconverter is particularly suited for users who already own compatible Sony lenses and need to extend their reach.
Price Comparison
With the Canon RF75-300mm priced at $239.00 and the Sony FE 1.4x Teleconverter at $598.00, there is a clear distinction in pricing. The teleconverter is approximately 150% more expensive than the Canon lens. This substantial price difference means that for photographers on a budget or those who are just beginning, the Canon lens offers a more accessible entry point into quality photography gear. However, for professionals seeking high-quality optical performance, the investment in the Sony teleconverter may be justified.
Which should you buy?
Choosing between the Canon RF75-300mm and the Sony FE 1.4x Teleconverter ultimately depends on your specific needs as a photographer. If you're looking for an affordable, lightweight option for everyday shooting, the Canon lens is an excellent choice. Its versatility and included accessories make it particularly appealing for beginners and casual users. However, if you require advanced optical performance and already own compatible Sony lenses, the Sony teleconverter offers significant advantages in terms of extending focal lengths without sacrificing image quality. Consider your existing gear, shooting style, and budget to make the best decision for your photography needs.

