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Canon RF35mm F1.8 is Macro STM Lens, Black vs Sigma

Updated July 2026 — Canon RF35mm F1.8 is Macro STM Lens, Black leads on price and stabilization.

The Canon RF35mm F1.8 excels in macro capabilities and stabilization, while the Sigma 30mm F1.4 offers a more budget-friendly option with excellent low-light performance.

Why Canon RF35mm F1.8 is Macro STM Lens, Black is better

Macro Capability

Canon RF35mm offers macro shooting with 0.5x magnification.

Image Stabilization

Canon RF35mm features optical image stabilization.

Build Quality

Canon RF35mm is designed for durability and compactness.

Why Sigma is better

Price

Sigma 30mm is $80 cheaper than Canon.

Low-Light Performance

Sigma 30mm has a larger aperture of F1.4.

Included Accessories

Sigma 30mm includes lens hood and caps.

Overall score

Canon RF35mm F1.8 is Macro STM Lens, Black
85
Sigma
78

Specifications

SpecCanon RF35mm F1.8 is Macro STM Lens, BlackSigma
Focal Length35mm30mm
ApertureF1.8F1.4
StabilizationYesNo
Mount TypeCanon RFSony E
MacroYesNo

Dimension comparison

Canon RF35mm F1.8 is Macro STM Lens, BlackSigma

Overview of the Canon RF35mm F1.8 and Sigma 30mm F1.4

The Canon RF35mm F1.8 is priced at $499.00, while the Sigma 30mm F1.4 is about 17% cheaper at $419.00. Both lenses cater to different needs and preferences, making them appealing to various photographers. The Canon RF35mm offers macro capabilities, making it versatile for both wide-angle shots and close-ups, while the Sigma 30mm focuses on delivering high performance for Sony E-mount users. Understanding their core features and intended applications can help you choose the right lens for your photography style.

Design and Build Quality

The Canon RF35mm is designed as a compact macro lens, which is advantageous for photographers seeking a lightweight option without sacrificing functionality. With a 0.5x magnification ratio and a minimum focusing distance of just 0.56 ft, this lens is excellent for capturing intricate details. The Sigma 30mm, on the other hand, boasts a contemporary compact design with nine rounded aperture blades, enhancing its aesthetic appeal and functionality. Both lenses are crafted for durability and ease of use, but the Canon’s macro capability gives it an edge in specialized photography.

Optical Performance

Optical performance is crucial for any lens, and both the Canon RF35mm and Sigma 30mm deliver impressive results. The Canon RF35mm features optical image stabilization, correcting up to 5 stops of shake, which is especially beneficial for handheld shooting in low-light conditions. The Sigma 30mm, while lacking this stabilization, compensates with a large aperture of F1.4, allowing for excellent low-light performance and depth of field control. This difference may sway photographers depending on their shooting environments and styles.

Compatibility and Mounting

Compatibility is a significant factor when choosing a lens. The Canon RF35mm is specifically designed for Canon's EOS R series cameras, making it an ideal choice for users of this system. Conversely, the Sigma 30mm is tailored for Sony E-mount cameras, supporting a wide range of models. If you already own a camera from one of these brands, your choice of lens will largely depend on which system you use, ensuring that each lens fully integrates with its respective camera body.

Autofocus and Usability

Autofocus performance can make or break the shooting experience, and both lenses have their strengths. The Canon RF35mm utilizes a 12-pin communication system, enhancing its autofocus capabilities. However, Sigma’s 30mm features a stepping motor that provides fast and accurate autofocus, making it particularly suitable for video work. This distinction is crucial for users who prioritize video functionality alongside still photography, as the Sigma’s design caters to both needs effectively.

Included Accessories

When it comes to value, the accessories included with a lens can enhance your overall experience. The Sigma 30mm comes with a lens hood, as well as rear and front caps, providing essential protection and enhancing your shooting experience. The Canon RF35mm does not mention any included accessories in the provided information. For photographers looking for immediate usability and protection, the Sigma may offer a better initial value through these extras.

Price Comparison

Price is often a decisive factor, and the Canon RF35mm is priced at $499.00, while the Sigma 30mm is priced at $419.00, making the Sigma about $80 cheaper. This price difference could influence budget-conscious buyers or those looking for a high-quality lens without breaking the bank. Given their respective features and performance, the Sigma provides a compelling option for those who prioritize cost without sacrificing quality.

Which should you buy?

Ultimately, your choice between the Canon RF35mm F1.8 and Sigma 30mm F1.4 will depend on your specific needs and preferences. If you require a macro lens with optical image stabilization and plan to use it with Canon EOS R series cameras, the Canon RF35mm is the better choice. However, if you are a Sony E-mount user seeking a high-performance, budget-friendly lens with excellent low-light capabilities, the Sigma 30mm is an excellent option. Both lenses deliver quality and functionality, but aligning them with your photographic style will ensure you make the best investment.