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7Artisans vs Canon RF75-

Updated July 2026 — 7Artisans wins on price and aperture, Canon RF75- wins on versatility and accessories.

The 7Artisans lens excels in creative fisheye photography and affordability, while the Canon lens offers superior versatility and zoom range for varied shooting needs.

Why 7Artisans is better

Price

$149 vs $239, more affordable

Aperture

F2.8-F16 vs F4-5.6, better low light

Unique Design

225° fisheye vs standard zoom

Why Canon RF75- is better

Zoom Range

75-300mm vs fixed 4mm

Accessories

UV filter, cap keeper, cleaning kit included

Compatibility

Canon EOS R series vs Sony E-mount APS-C

Overall score

7Artisans
65
Canon RF75-
85

Specifications

Spec7ArtisansCanon RF75-
Focal Length4mm fixed75-300mm zoom
Aperture RangeF2.8-F16F4-5.6
Weight201gApprox. 500g
Mount CompatibilitySony E-mount APS-CCanon EOS R series
Included AccessoriesNoneUV filter, cap keeper, cleaning kit
Price$149.00$239.00
Field of View225° fisheyeVariable zoom

Dimension comparison

7ArtisansCanon RF75-

Overview of the 7Artisans 4mm F2.8 Fisheye Lens and Canon RF75-300mm Zoom Lens

The 7Artisans 4mm F2.8 Fisheye Ultra Wide Angle Lens is priced at $149.00, making it significantly more affordable than the Canon RF75-300mm Zoom Lens, which costs $239.00. This 17% price difference highlights a fundamental distinction in the design and intended use of each lens. While the 7Artisans lens serves photographers looking for a unique fisheye perspective, the Canon lens caters to those needing versatility with its impressive zoom range.

Design and Build Quality

The 7Artisans lens is compact and lightweight at just 201g, with a size of 60mm x 54mm, making it easy to carry during travel. Its sturdy construction features 10 glass elements arranged in 8 groups, promising high image quality and durability. In contrast, the Canon RF75-300mm lens is designed to be portable as well, comparable to the weight of a 500ml water bottle. Its design ensures it can easily fit into a camera bag, providing convenience without sacrificing quality.

Focal Length and Versatility

The 7Artisans 4mm lens offers a fixed focal length that produces a dramatic 225° field of view, perfect for creating spatially engaging images. This is ideal for landscape, architecture, or creative photography. On the other hand, the Canon RF75-300mm lens has a variable focal length ranging from 75mm to 300mm, allowing for a diverse range of shooting scenarios from portraits to wildlife photography. This versatility makes it suitable for photographers who require adaptability in their lens choice.

Compatibility with Camera Systems

The 7Artisans lens is specifically compatible with Sony E-mount APS-C mirrorless cameras, including popular models such as the A6300 and A7RIII. This compatibility ensures that users of Sony cameras can effectively utilize the lens's unique features. Conversely, the Canon RF75-300mm lens is designed exclusively for Canon EOS R series cameras, such as the R100 and R6. This limitation means that users must own compatible Canon cameras to take advantage of this lens's capabilities.

Aperture and Image Quality

The 7Artisans lens features an aperture range of F2.8 to F16, allowing for greater control over exposure and depth of field. The fisheye design minimizes internal reflections, such as flaring and ghosting, which helps maintain image quality in various lighting conditions. In contrast, the Canon RF75-300mm lens has an aperture range of F4-5.6, which is sufficient for most outdoor photography scenarios but may struggle in lower light conditions compared to the 7Artisans option. Thus, the 7Artisans lens may offer superior performance in challenging lighting.

Additional Features and Accessories

The 7Artisans lens includes a one-year free repair service, supporting users who may encounter issues with their lens post-purchase. The lens's design focuses on ease of use, making it a great choice for both beginners and experienced photographers. Meanwhile, the Canon RF75-300mm lens comes with several accessories, including a UV filter, lens cap keeper, and a cleaning kit, adding value to the overall purchase. These accessories can enhance the user's experience and help maintain the lens's performance over time.

Price Comparison

At $149.00, the 7Artisans lens is a compelling option for those on a budget or looking to explore creative photography without a hefty investment. In contrast, the Canon lens's $239.00 price tag reflects its advanced features and versatility. The approximately $90 price difference may be justified by the broader applications of the Canon lens, especially for those who shoot a variety of subjects. This aspect should be weighed carefully when considering which lens best fits individual needs.

Which should you buy?

Choosing between the 7Artisans 4mm F2.8 Fisheye Ultra Wide Angle Lens and the Canon RF75-300mm Zoom Lens largely depends on your photographic needs. If you're looking for a creative perspective with a fisheye lens and want to save money, the 7Artisans lens is an excellent choice at $149. However, if you require versatility and plan to shoot subjects at varying distances, the Canon lens, priced at $239, may be worth the investment. Each lens serves distinct purposes, catering to different styles of photography, so your decision should align with your specific requirements.