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Brightin Star vs Canon RF75-

Updated July 2026 — full head-to-head comparison.

Overview of the Brightin Star 10mm F5.6 and Canon RF75-300mm F4-5.6

The Brightin Star 10mm F5.6 Fisheye Manual Focus Prime Lens is designed specifically for Sony E-Mount APS-C cameras, while the Canon RF75-300mm F4-5.6 Zoom Lens is tailored for Canon's EOS R series cameras. The Brightin Star lens is priced at $65.99, making it significantly more affordable compared to the Canon lens, which retails for $239.00. This represents a price difference of about 72%, showcasing the Brightin Star lens as a budget-friendly option for photographers looking to explore creative angles.

Design and Build Quality

In terms of design, the Brightin Star 10mm F5.6 lens is compact and lightweight, weighing only 0.75 lb and measuring 1.2 inches thick. This makes it highly portable and easy to carry, allowing for spontaneous photography sessions. On the other hand, the Canon RF75-300mm lens is also designed to be lightweight and portable, comparable to the weight of a 500ml water bottle. Both lenses emphasize convenience and ease of use, but the Brightin Star lens stands out for its smaller size, which can easily fit into a pocket.

Focal Length and Versatility

Focal length is a critical factor when comparing these lenses. The Brightin Star lens offers a unique 10mm focal length, providing a wide 172° field of view that is ideal for capturing expansive landscapes, architecture, and creative fisheye effects. This makes it particularly suitable for photographers interested in artistic and experimental shots. In contrast, the Canon RF75-300mm lens boasts a versatile zoom range from 75mm to 300mm, allowing photographers to capture distant subjects with clarity. This makes it an excellent choice for wildlife, sports, and portrait photography.

Autofocus and Manual Focus Capabilities

The Brightin Star 10mm lens is a manual focus lens, which means photographers will need to rely on their skills for precise focusing. However, it adopts a Hyperfocal Design, allowing users to shoot objects in the distance without needing to focus manually. This feature simplifies the shooting process, especially in dynamic environments. In contrast, the Canon RF75-300mm lens incorporates advanced autofocus technology, including Eye Detection AF, which focuses on subjects' pupils even at 300mm zoom. This capability is invaluable for portrait photographers who require accurate focus on the eyes, even with moving subjects.

Ideal Shooting Scenarios

When considering suitable shooting scenarios, the Brightin Star lens excels in capturing landscapes, starry skies, and architectural photography due to its ultra-wide angle. Its versatility extends to various environments, from beaches to exhibition halls. Meanwhile, the Canon RF75-300mm lens is designed for more traditional photography needs, with an impressive zoom range that allows for a variety of compositions. It is especially effective in scenarios requiring distance, such as wildlife photography or sports events.

Accessories and Additional Value

The Canon RF75-300mm lens comes with a robust accessory package that includes a UV filter, lens cap keeper, and a cleaning kit comprising a blower, lens pen, brush, and case. This additional value enhances the overall usability of the lens and protects your investment. In contrast, the Brightin Star lens does not mention any accessories included with the purchase, which may be a consideration for those looking for added value in their lens kit.

User Experience and Learning Curve

The user experience between the two lenses can vary significantly due to their focus types. The Brightin Star 10mm F5.6 lens, being a manual focus lens, will require photographers to develop their focusing skills, which could be a learning curve for some. However, this can also lead to greater creative control over compositions. Conversely, the Canon RF75-300mm lens caters to users who prefer convenience and efficiency, especially with its autofocus capabilities that streamline the shooting process. This makes it a more accessible choice for beginners and those looking to capture fast-moving subjects.

Which should you buy?

Deciding between the Brightin Star 10mm F5.6 and the Canon RF75-300mm F4-5.6 ultimately depends on your specific photography needs and preferences. The Brightin Star lens is a fantastic choice for those seeking a budget-friendly, ultra-wide option perfect for creative photography, while the Canon lens offers advanced zoom capabilities, autofocus technology, and a comprehensive accessory package for those requiring versatility and ease of use. If you're looking for affordability and a unique perspective, the Brightin Star lens at $65.99 is compelling. However, for a more comprehensive kit suited for various photography scenarios, the Canon RF75-300mm lens is worth the investment at $239.00.