Canon RF 24- vs Tamron 17-
Updated July 2026 — Canon RF 24- wins on focal range and max aperture, Tamron 17- wins on price and weight.
The Canon RF 24-105mm lens offers great versatility at a lower price, while the Tamron 17-70mm lens excels in low-light performance and build quality.
Why Canon RF 24- is better
Price
Canon lens is $476.95, cheaper than Tamron's $599.00.
Versatility
Canon covers a wider focal length range.
Weight
Canon is lighter and more compact.
Why Tamron 17- is better
Aperture
Tamron has a constant f/2.8 aperture.
Stabilization
Tamron features advanced VC technology for video.
Build Quality
Tamron has moisture-resistant construction.
Overall score
Specifications
| Spec | Canon RF 24- | Tamron 17- |
|---|---|---|
| Focal Length | 24-105mm | 17-70mm |
| Aperture | f/4-7.1 | f/2.8 |
| Image Stabilization | Yes | Yes |
| Autofocus | STM | VC |
| Macro Focus | 1:2 | 1:4 |
Dimension comparison
Overview of the Canon RF 24-105mm f/4-7.1 IS STM Lens
The Canon RF 24-105mm f/4-7.1 IS STM Lens is priced at $476.95, making it a versatile option for photographers seeking a compact lens with a broad focal range. Designed for full-frame Canon RF-mount mirrorless cameras, this lens is ideal for everyday photography, travel, and casual video shooting, offering a range that covers wide-angle to short-telephoto perspectives. With its lightweight design and built-in Optical Image Stabilizer, it aims to provide stability and quality in various shooting conditions.
The lens features an STM stepping motor for quiet and smooth autofocus, which is beneficial for both stills and video. Additionally, its Center Macro Focus position allows for close-up shooting, making it a flexible tool for capturing intricate details, whether in landscapes or portraits.
Overview of the Tamron 17-70mm f/2.8 Di III-A VC RXD Lens
The Tamron 17-70mm f/2.8 Di III-A VC RXD Lens, priced at $599.00, stands out as the world's first high-speed standard zoom lens for APS-C cameras with a 4.1x zoom ratio. This lens is designed for Sony E APS-C mirrorless cameras and offers a constant maximum aperture of f/2.8 across its entire zoom range, making it suitable for low-light conditions and providing excellent depth of field control.
Tamron's VC (Vibration Compensation) technology enhances stability, especially beneficial for video shooting, leveraging AI for improved performance. This lens also features moisture-resistant construction, adding durability for outdoor use, and allows for close focusing, making it versatile for various shooting scenarios.
Price Comparison
The Canon RF 24-105mm lens is priced at $476.95, while the Tamron 17-70mm lens comes in at $599.00. This makes the Canon lens about 20% cheaper than the Tamron lens, which could be a significant factor for budget-conscious photographers. The price difference may influence purchasing decisions, especially for those who prioritize versatility and value in a lens.
Given the two lenses' capabilities, the Canon may appeal more to those looking for a well-rounded option without breaking the bank. However, the Tamron's features justify its higher price point for users who need the advantages of an f/2.8 aperture and enhanced stabilization.
Autofocus Performance
The Canon RF 24-105mm lens employs a smooth and quiet STM stepping motor for autofocus, which is particularly advantageous for video recording as it ensures natural focus transitions. This feature allows vloggers and hybrid content creators to capture their subjects without distracting focus noise.
In contrast, the Tamron 17-70mm lens also boasts impressive autofocus performance, compatible with Sony's Fast Hybrid AF and Eye AF systems. This compatibility is especially beneficial for capturing fast-moving subjects and portraits. Both lenses provide reliable autofocus, but the Tamron may offer a slight edge in speed and accuracy due to its design tailored for Sony APS-C systems.
Versatility in Focal Length
The Canon RF 24-105mm lens covers a focal length ranging from wide-angle to short-telephoto, making it a highly versatile option for various photography styles. Its zoom range allows photographers to transition between landscapes, portraits, and close-ups seamlessly, which is ideal for travel and everyday shooting.
On the other hand, the Tamron 17-70mm lens offers a focal length of 17-70mm, equivalent to 25.5-105mm in full-frame terms. While it has a slightly narrower range than the Canon lens, it maintains a constant f/2.8 aperture, enhancing its suitability for low-light conditions and creative depth of field. The choice between these lenses may hinge on the specific focal lengths preferred by the photographer.
Image Stabilization Features
The Canon RF 24-105mm lens features a built-in Optical Image Stabilizer that provides up to five stops of correction, which is beneficial for handheld shooting in low-light conditions. This feature helps maintain sharpness and stabilizes video footage, making it a strong candidate for both photography and videography.
Conversely, the Tamron 17-70mm lens incorporates upgraded VC technology, which is designed specifically for video shooting. This lens leverages AI to enhance image stabilization performance, particularly for video applications. While both lenses provide image stabilization, the Tamron's focus on video may appeal more to content creators who prioritize smooth footage.
Build Quality and Design
The Canon RF 24-105mm lens is designed with a compact and lightweight form factor, making it easy to carry during extended shooting sessions. It includes a configurable Control Ring for quick adjustments to exposure settings, improving user experience for photographers on the go.
The Tamron 17-70mm lens, while also lightweight, boasts moisture-resistant construction and a fluorine coating, enhancing its durability in various shooting environments. This robustness may be more appealing for photographers who often shoot in challenging conditions. The design of both lenses reflects a focus on usability and functionality, but the additional weather resistance of the Tamron could be a deciding factor for some.
Which should you buy?
Choosing between the Canon RF 24-105mm f/4-7.1 IS STM Lens and the Tamron 17-70mm f/2.8 Di III-A VC RXD Lens largely depends on your specific needs and budget. If you are looking for a versatile lens at a more affordable price, the Canon lens is a strong contender with its broad focal range and effective stabilization. However, if you prioritize a constant f/2.8 aperture, advanced video capabilities, and enhanced build quality, the Tamron lens may justify its higher price. Ultimately, both lenses offer unique benefits that cater to different styles of photography, making them excellent choices in their respective categories.

