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S erounder vs Canon EF 75-

Updated July 2026 — S erounder wins on portability, Canon EF 75- wins on price and zoom range.

The 37mm 0.25X Super Fisheye Lens is a budget-friendly option for creative photography, while the Canon EF 75-300mm lens offers versatility and professional quality.

Why S erounder is better

Price

The fisheye lens is significantly cheaper at $52.35.

Portability

The fisheye lens is lightweight and includes a storage bag.

Creative Effect

The fisheye lens provides a unique fisheye effect.

Why Canon EF 75- is better

Versatility

The Canon lens is compatible with a wide range of Canon cameras.

Optical Quality

The Canon lens has a complex construction for high-quality images.

Zoom Range

The Canon lens offers a focal length of 75-300mm.

Overall score

S erounder
65
Canon EF 75-
85

Specifications

SpecS erounder Canon EF 75-
Focal Length0.25X75-300mm
ApertureN/Af/4-5.6
ConstructionAluminum Alloy13 elements in 9 groups
Closest Focus12.5x macro1.5m
Weight228gNot specified

Dimension comparison

S erounder Canon EF 75-

Overview of the Products

In this comparison, we will examine the 37mm 0.25X Super Fisheye Lens Additional Lens and the Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens. The fisheye lens is priced at $52.35, making it an economical choice for those looking to experiment with unique photographic effects. In contrast, the Canon telephoto lens is significantly pricier at $169.00, reflecting its more versatile zoom capabilities. This article will delve into various aspects of both lenses to help you determine which one suits your photography needs better.

Design and Build Quality

The 37mm 0.25X Super Fisheye Lens features an aluminum alloy and optical glass construction, ensuring it is both sturdy and durable. It weighs approximately 228g, making it lightweight and portable. This lens also includes a storage bag, which enhances its ease of transport. On the other hand, the Canon EF 75-300mm lens boasts a more complex construction with 13 elements in 9 groups, designed for high-quality image capture across its zoom range. While the fisheye lens is simpler and more specialized, the Canon lens is built for versatility and professional use, making it a better choice for serious photographers.

Optical Performance

When it comes to optical performance, the 37mm 0.25X Super Fisheye Lens offers a unique fisheye effect, providing a wider picture range that is particularly suited for creative photography. It allows for a 0.25X magnification, ideal for capturing expansive scenes and unique perspectives. The Canon EF 75-300mm lens, however, presents a more conventional approach with a focal length range of 75-300mm and a maximum aperture of f/4-5.6. This gives it a diagonal angle of view ranging from 32° 11' to 8° 15', enabling it to excel in various shooting conditions. Thus, while the fisheye lens excels in creative effects, the Canon lens offers broader applicability for diverse photographic scenarios.

Versatility in Use

The 37mm 0.25X Super Fisheye Lens is designed specifically for use with 37mm caliber camera lenses, which limits its versatility compared to the Canon EF 75-300mm lens. The Canon lens is compatible with a wide range of Canon cameras and is renowned for its ability to handle different shooting situations, from portrait to wildlife photography. The closest focusing distance of the Canon lens is 1.5m (approximately 4.9 ft), allowing for decent close-up shots, while the fisheye lens includes a macro lens feature that provides a 12.5 times magnification effect for close-up photography. Although the fisheye lens is specialized, the multifunctionality of the Canon lens makes it a better choice for general use.

Portability

Portability is a key factor for photographers, and the 37mm 0.25X Super Fisheye Lens stands out in this category. Its compact design and lightweight construction make it easy to carry around, especially for those who enjoy traveling or shooting on location. The included storage bag enhances this portability, making it convenient to store and transport. In contrast, the Canon EF 75-300mm lens, while not excessively heavy, is larger and bulkier due to its more complex design. This may make it less convenient for casual outings or travel. Therefore, if portability is a priority, the fisheye lens has a clear advantage.

Target Audience

The target audience for the 37mm 0.25X Super Fisheye Lens primarily includes amateur photographers and hobbyists looking to explore creative photography with a unique effect. Its price point of $52.35 makes it accessible for those who may not want to invest heavily in their photography equipment. Meanwhile, the Canon EF 75-300mm lens is aimed at more serious photographers who require a versatile, high-quality zoom lens for various applications. Its higher price of $169.00 reflects its professional-grade capabilities and broader appeal in terms of functionality.

Price Comparison

When considering price, the difference between the two lenses is quite significant. The 37mm 0.25X Super Fisheye Lens is priced at $52.35, while the Canon EF 75-300mm lens costs $169.00. This means that the fisheye lens is approximately 69% cheaper than the Canon lens. For those just starting out in photography or looking for a budget-friendly option, the fisheye lens presents an attractive value proposition. However, the Canon lens's higher price is justified by its advanced features and capabilities, making it a worthwhile investment for serious photographers.

Which should you buy?

Ultimately, your choice between the 37mm 0.25X Super Fisheye Lens and the Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens should be guided by your specific photography needs. If you are an amateur photographer looking to experiment with creative effects at an affordable price, the 37mm fisheye lens is an excellent option. However, if you are a serious photographer who requires a versatile, high-quality lens for a range of shooting scenarios, the Canon lens is the superior choice. Each lens has its unique strengths, so consider how you plan to use it before making a decision.