Canon RF 24- vs Canon RF15-
Updated July 2026 — Canon RF 24- wins on focal length and aperture, Canon RF15- wins on price and weight.
The Canon RF 24-105mm f/4L is USM offers great versatility at a lower price, while the RF15-35mm F2.8 L excels in low-light and wide-angle photography.
Why Canon RF 24- is better
Price
More affordable option at $1,399.00
Versatility
Broader zoom range suitable for various photography styles
Weight
More compact and lightweight design for portability
Why Canon RF15- is better
Aperture
Wider f/2.8 aperture for better low-light performance
Focal Length
Specialized for wide-angle photography
Build Quality
Weather-sealed for outdoor use
Overall score
Specifications
| Spec | Canon RF 24- | Canon RF15- |
|---|---|---|
| Max Aperture | f/4 | f/2.8 |
| Zoom Range | 24-105mm | 15-35mm |
| Image Stabilization | Yes | Yes |
| Control Ring | Yes | Yes |
| Auto Focus | Nano USM | Nano USM |
Dimension comparison
Overview of the Canon RF 24-105mm f/4L is USM Zoom Lens
The Canon RF 24-105mm f/4L is USM Zoom Lens is a versatile option for photographers looking for a reliable all-around lens. Priced at $1,399.00, it offers a constant f/4 maximum aperture across its zoom range. This lens is designed to be compact while delivering high-quality images, ideal for a variety of shooting situations. With optical image stabilization providing up to 5 stops of shake correction, you can achieve sharper handheld shots in different lighting conditions. The RF 24-105mm also features a control ring for direct setting changes, enhancing its usability for photographers on the go.
Overview of the Canon RF15-35mm F2.8 L is USM Lens
On the other hand, the Canon RF15-35mm F2.8 L is USM Lens offers a wide-angle perspective with a higher price tag of $2,398.95. This lens features a bright f/2.8 maximum aperture which caters well to low-light photography and allows for greater depth of field control. It also includes optical image stabilization with up to 5 stops of shake correction, similar to its counterpart. With a minimum focusing distance of 0.92 ft., this lens is particularly suited for capturing expansive landscapes and architectural shots, making it an essential tool for photographers who prioritize wide-angle capabilities.
Image Quality Comparison
When it comes to image quality, both lenses are designed to produce high-resolution images. The RF 24-105mm f/4L is USM emphasizes its constant f/4 aperture, which balances quality and versatility, making it ideal for general photography. However, the RF15-35mm F2.8 L stands out with its wider f/2.8 aperture, allowing for better performance in low-light conditions. This difference can be crucial for photographers who often shoot in dimly lit environments, as the wider aperture allows for faster shutter speeds and reduced motion blur. The RF15-35mm lens is particularly geared toward capturing dynamic scenes with intricate details, while the RF 24-105mm excels in versatility across various shooting scenarios.
Build Quality and Design
In terms of build quality, both lenses are well constructed, but they cater to slightly different needs. The RF 24-105mm f/4L is USM is compact and lightweight, making it highly portable for everyday use. It is part of Canon's L-Series, indicating a level of durability and weather resistance. In contrast, the RF15-35mm F2.8 L is USM is also weather-sealed, providing additional protection against dust and moisture. This can be a significant advantage for outdoor photographers who frequently encounter challenging weather conditions. Both lenses feature a control ring for quick adjustments, but the RF15-35mm’s wider focal range and robust design may appeal more to professionals seeking reliability in demanding environments.
Autofocus Performance
Both lenses utilize Canon’s Nano USM technology for autofocus, which provides high-speed, smooth, and quiet focusing. The RF15-35mm F2.8 L is USM is designed to perform exceptionally well in dynamic situations, thanks to its quick focus capabilities, making it ideal for both photography and videography. While the RF 24-105mm f/4L also offers reliable autofocus, the performance of the RF15-35mm is particularly noteworthy for capturing fast-moving subjects or for filmmakers needing silent operation. In this category, the RF15-35mm lens may have the edge for users prioritizing speed and precision in their autofocus system.
Versatility and Use Cases
The RF 24-105mm f/4L is USM lens is highly versatile, covering a broad zoom range that makes it suitable for various photography styles, from portraits to landscapes. Its constant aperture allows for consistent exposure throughout the zoom range, making it a reliable option for everyday shooting. Conversely, the RF15-35mm F2.8 L is USM lens specializes in wide-angle photography, making it perfect for capturing landscapes, architecture, and even interior shots. While both lenses offer significant versatility, the choice depends on your primary photographic focus; the RF 24-105mm is better for general use, while the RF15-35mm excels in wide-angle scenarios.
Price and Value Proposition
The RF 24-105mm f/4L is USM is priced at $1,399.00, making it approximately 42% cheaper than the RF15-35mm F2.8 L, which retails for $2,398.95. This significant price difference can influence purchasing decisions, especially for amateur photographers or those on a budget. However, considering the RF15-35mm’s advanced features like a wider aperture and specialized wide-angle capabilities, it may justify the higher price for professional users. Ultimately, your budget and specific photography needs will dictate which lens offers the best value for your situation.
Which should you buy?
Choosing between the Canon RF 24-105mm f/4L is USM Zoom Lens and the Canon RF15-35mm F2.8 L is USM Lens largely depends on your photography style and needs. If you require a versatile, all-purpose lens at a more accessible price point, the RF 24-105mm is an excellent choice. However, if you often shoot in low-light conditions or prioritize wide-angle photography, the RF15-35mm might be worth the investment despite its higher price. Each lens has unique strengths, making it essential to consider your specific requirements before making a purchase.

