Sigma 24- vs Canon RF100mm F2.8 L Macro is USM Lens, Medium
Updated July 2026 — Sigma 24- wins on weight and price, Canon RF100mm F2.8 L Macro is USM Lens, Medium wins on focal length and stabilization.
The Canon RF100mm F2.8 L Macro is USM lens offers specialized macro features at a lower price, making it a better choice for macro enthusiasts.
Why Sigma 24- is better
Price
Sigma lens is slightly more expensive.
Versatility
Sigma offers a zoom range for various photography styles.
Brand Value
Sigma is known for excellent third-party lenses.
Why Canon RF100mm F2.8 L Macro is USM Lens, Medium is better
Special Features
Canon lens has unique macro capabilities.
Image Stabilization
Canon lens includes Optical Image Stabilizer.
Price
Canon lens is cheaper by 5.4%.
Overall score
Specifications
| Spec | Sigma 24- | Canon RF100mm F2.8 L Macro is USM Lens, Medium |
|---|---|---|
| Brand | Sigma | Canon |
| Type | Zoom | Macro |
| Max Aperture | f/2.8 | f/2.8 |
| Image Stabilization | No | Yes |
| Macro Capability | No | Yes |
Dimension comparison
Price Comparison
When it comes to pricing, the Canon RF100mm F2.8 L Macro is USM lens is about 5.4% cheaper than the Sigma 24-70mm F2.8 DGDN II for Sony E. The Sigma lens is priced at $1,319.00, while the Canon lens retails at $1,248.95. This price difference makes the Canon an attractive option for those on a budget, especially considering the high-quality features both lenses offer. While the savings may seem modest, they can add up, especially for photographers investing in multiple pieces of equipment.
Brand Overview
Sigma and Canon both have strong reputations in the photography world but cater to slightly different audiences. Sigma is known for producing high-quality third-party lenses that often provide excellent value for money, as evidenced by the Sigma 24-70mm F2.8 DGDN II. Canon, on the other hand, has a long history of manufacturing premium lenses designed specifically for their cameras, which is highlighted by the Canon RF100mm F2.8 L Macro is USM lens. This distinction may influence photographers' choices based on their brand loyalty and the specific system they are using.
Focal Length and Versatility
The Sigma 24-70mm F2.8 is a versatile zoom lens that covers a range from wide-angle to short telephoto, making it suitable for various photography styles including landscapes, portraits, and events. In contrast, the Canon RF100mm F2.8 L Macro lens has a fixed focal length of 100mm, which excels in macro photography and portraiture. This means that while the Sigma lens allows for more flexibility in framing, the Canon lens offers specialized capabilities like macro shots with a maximum magnification of 1.4x, catering to photographers focused on detail and close-up work.
Aperture and Low Light Performance
Both lenses feature a bright f/2.8 maximum aperture, which is essential for low-light shooting and achieving a shallow depth of field. This aperture allows for beautiful background blur, enhancing the overall image quality. However, while the Sigma 24-70mm maintains this aperture throughout its zoom range, the Canon RF100mm offers unique features such as an SA (spherical aberration) Control Ring, allowing for creative adjustments to bokeh characteristics. This difference could sway photographers depending on whether they prioritize versatility or specific creative control in their images.
Image Stabilization
The Canon RF100mm F2.8 L Macro lens stands out with its Optical Image Stabilizer, which provides up to 5 stops of shake correction. This feature is particularly beneficial for macro photography, where even the slightest movement can result in a blurry image. In contrast, the Sigma 24-70mm F2.8 does not specify any image stabilization features, which may limit its effectiveness in handheld shooting scenarios, particularly in low light. Consequently, if stability is a key concern, particularly for close-up work, the Canon lens may be the better choice.
Special Features
The Canon RF100mm lens boasts several unique features, including its status as the world's first medium telephoto macro lens with a maximum magnification of 1.4x. Additionally, its Hybrid IS compensates for both angular and shift camera shake, making it better suited for macro shooting. The Sigma 24-70mm F2.8, while featuring high sharpness throughout the image, does not offer the same level of specialized features for macro photography. Photographers who regularly shoot close-ups may find the Canon lens' capabilities particularly appealing.
Target Audience
The Sigma 24-70mm F2.8 is well-suited for a wide range of photographers, from beginners to professionals, due to its versatility and general-purpose design. Its ability to handle various shooting situations makes it a solid choice for everyday use. Conversely, the Canon RF100mm F2.8 L Macro lens is targeted more towards photographers who specialize in macro and portrait photography, offering capabilities specifically tailored to these genres. Thus, the choice between the two lenses may depend heavily on the photographer's specific needs and shooting style.
Which should you buy?
The decision between the Sigma 24-70mm F2.8 DGDN II for Sony E and the Canon RF100mm F2.8 L Macro is USM lens ultimately hinges on your photographic requirements. If you seek a versatile, all-around lens, the Sigma offers excellent performance at a slightly higher price. However, if macro photography and specialized features are your priority, the Canon lens, with its unique capabilities and lower price point, could be the better option. Each lens has its strengths, so consider your intended use to make the best choice for your photography needs.

