Sigma 24- vs Canon RF 24-
Updated July 2026 — Sigma 24- wins on price and weight, Canon RF 24- wins on focal range and aperture.
The Sigma lens offers superior image quality and low-light performance, while the Canon lens excels in versatility and value.
Why Sigma 24- is better
Image Quality
Sigma lens provides high sharpness throughout the image.
Low-Light Performance
Constant aperture is beneficial for low-light shooting.
Professional Use
Designed for serious photographers.
Why Canon RF 24- is better
Price
Canon lens is significantly cheaper.
Versatility
Covers a broader focal range for various photography styles.
Included Accessories
Comes with a memory card and camera bag.
Overall score
Specifications
| Spec | Sigma 24- | Canon RF 24- |
|---|---|---|
| Image Stabilization | No | Yes |
| Autofocus Type | Standard | STM |
| Macro Focus | No | Yes |
| Control Ring | No | Yes |
| Max Magnification | 1:5 | 1:2 |
Dimension comparison
Overview of the Lenses
The Sigma 24-70mm F2.8 DGDN II for Sony E is a premium lens priced at $1,319.00, while the Canon RF 24-105mm f/4-7.1 is STM Lens is significantly cheaper at $476.95, making it about 64% less expensive. This price difference reflects the distinct target audiences and functionalities of each lens, catering to both professional photographers and casual users. Understanding their features and performance can help determine which lens is the best fit for your photography needs.
Image Quality
When it comes to image quality, the Sigma 24-70mm F2.8 DGDN II is designed for high sharpness throughout the entire image. This feature is particularly appealing to professionals who prioritize precision and detail in their shots. In contrast, the Canon RF 24-105mm f/4-7.1 is STM Lens excels in versatility, covering a broader focal range from wide-angle to short-telephoto, although it has a variable maximum aperture that may impact low-light performance. For users focused on high-quality images in various conditions, the Sigma lens may be the superior choice.
Versatility and Use Cases
The Canon RF 24-105mm f/4-7.1 is STM Lens stands out for its versatility, making it ideal for everyday photography, travel, and casual video work. Its range allows for seamless transitions between landscapes, portraits, and close-ups without the need to switch lenses. On the other hand, the Sigma 24-70mm F2.8 DGDN II is more specialized, primarily suited for low-light environments and professional applications where a constant aperture is essential. This makes the Canon lens more user-friendly for hobbyists who want an all-in-one solution.
Autofocus Performance
Autofocus performance differentiates these lenses significantly. The Canon RF 24-105mm f/4-7.1 is STM Lens features an STM stepping motor that provides smooth, quiet, and precise autofocus, which is especially beneficial for both photography and video recording. This is complemented by a full-time manual focus override, allowing for fine adjustments. In contrast, the Sigma lens, while sharp, does not emphasize autofocus technology in its description, suggesting that it may not be as adept in dynamic shooting situations where quick focus adjustments are necessary.
Stabilization Features
The Canon RF 24-105mm f/4-7.1 is STM Lens includes a built-in Optical Image Stabilizer that offers up to five stops of correction, making it advantageous for handheld shooting in low-light conditions and at longer focal lengths. This feature enhances both still photography and video recording by reducing motion blur. Conversely, the Sigma 24-70mm F2.8 DGDN II does not mention any stabilization features, which may limit its effectiveness in similar situations, especially for casual users who may not always have a tripod on hand.
Build Quality and Design
In terms of design, the Canon RF 24-105mm f/4-7.1 is STM Lens is noted for its compact and lightweight form, making it an excellent choice for travel and extended shooting sessions. The lens includes a configurable Control Ring for quick adjustments to exposure settings. The Sigma 24-70mm F2.8 DGDN II, while likely robust given its professional-grade positioning, is not highlighted for its compactness, which could make it less convenient for users who prioritize portability in their gear.
Included Accessories
The Canon RF 24-105mm f/4-7.1 is STM Lens comes bundled with a 64GB memory card and a camera bag, adding significant value for users looking to enhance their photography setup without extra cost. This inclusion makes it particularly appealing to beginners or those looking to upgrade their gear on a budget. In contrast, the Sigma 24-70mm F2.8 DGDN II does not offer any accessories, placing the financial burden of purchasing additional items solely on the user.
Which should you buy?
Choosing between the Sigma 24-70mm F2.8 DGDN II for Sony E and the Canon RF 24-105mm f/4-7.1 is STM Lens ultimately depends on your specific needs and budget. If you are a professional or serious enthusiast requiring high sharpness and low-light performance, the Sigma lens may justify its higher price at $1,319.00. However, for casual photographers and travelers seeking versatility and value, the Canon lens at $476.95 presents a compelling case with its broad focal range, stabilization features, and included accessories. In summary, consider your shooting style and requirements before making a decision.

