Canon RF24- vs Tamron 18-
Updated July 2026 — Canon RF24- wins on weight and image quality, Tamron 18- wins on price and zoom range.
The Canon RF24-70mm offers superior image quality and performance, while the Tamron 18-300mm provides versatility at a lower price. Choose based on your specific needs.
Why Canon RF24- is better
Image Quality
Canon lens maintains high quality in low light.
Build Quality
Canon lens is dust and weather-resistant.
Autofocus
Canon's Nano USM provides quieter operation.
Why Tamron 18- is better
Price
Tamron lens is significantly cheaper.
Zoom Range
Tamron offers a wider focal range.
Weight
Tamron lens is lighter and more portable.
Overall score
Specifications
| Spec | Canon RF24- | Tamron 18- |
|---|---|---|
| Aperture | f/2.8 | f/3.5-6.3 |
| Focal Length | 24-70mm | 18-300mm |
| Stabilization | Yes | Yes |
| Min Focus | 0.69 ft | 5.9 in |
| Moisture Resistant | Yes | Yes |
Dimension comparison
Overview of the Canon RF24-70mm F2.8 L is USM Lens
The Canon RF24-70mm F2.8 L is USM Lens stands out for its high image quality and versatile range, making it ideal for various photography styles. Priced at $2,599.00, this lens is designed for Canon's EOS R series mirrorless cameras and features a bright f/2.8 aperture. Its optical image stabilization enables up to 5 stops of shake correction, which is beneficial for handheld shooting in low-light conditions. The lens also incorporates advanced autofocus technology with Canon’s Nano USM, ensuring quick, quiet, and precise focusing. With a minimum focusing distance of 0.69 ft, it accommodates a variety of subjects, from landscapes to portraits.
Overview of the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Lens
The Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Lens is a highly versatile all-in-one zoom lens that retails for $599.00. It is specifically designed for Sony E APS-C mirrorless cameras and boasts the title of the world’s first 16.6x all-in-one zoom lens for this format. The lens covers a focal range equivalent to 27mm to 450mm in full-frame terms, making it suitable for wide-angle shots as well as ultra-telephoto photography. With a moisture-resistant construction and a compact design, it is ideal for travel and outdoor photography. The lens also features Tamron's VXD linear motor focus mechanism for fast and precise autofocus, enhancing its usability across different shooting conditions.
Price Comparison
There is a significant price difference between the two lenses. The Canon RF24-70mm F2.8 L is USM Lens is priced at $2,599.00, while the Tamron 18-300mm F/3.5-6.3 is priced at $599.00. This makes the Tamron lens about 77% cheaper than the Canon lens. This price difference can be crucial for photographers on a budget or those who require a multipurpose lens without breaking the bank. While the Canon lens offers superior build and performance, the Tamron provides an affordable option with an extensive zoom range for everyday photography.
Image Quality and Performance
When it comes to image quality, the Canon RF24-70mm F2.8 L is USM Lens offers exceptional performance with its bright f/2.8 aperture and advanced optical stabilization. This lens is engineered to maintain high image quality even in challenging lighting conditions. Its optical design minimizes distortion and enhances sharpness throughout its zoom range. In comparison, the Tamron 18-300mm also maintains high resolving power across its focal range, but as an all-in-one zoom lens, it may not match the sharpness and low-light performance of the Canon lens, especially at the longer end of the zoom. Both lenses, however, are designed to deliver high-quality images, with the Canon lens having an edge in professional settings.
Autofocus Capabilities
The autofocus systems of both lenses serve different needs. The Canon RF24-70mm F2.8 is equipped with Nano USM technology, which allows for fast, smooth, and silent autofocus, making it suitable for both photography and videography. This feature is particularly advantageous for tracking moving subjects. The Tamron 18-300mm features a VXD linear motor autofocus mechanism, which is known for its speed and accuracy. While both lenses offer quick focus, the Canon’s system may provide a slight advantage in terms of silent operation, especially in environments where noise could be a distraction.
Build Quality and Design
The build quality of the Canon RF24-70mm F2.8 L is USM Lens is robust, featuring dust and weather-resistant construction, which is essential for outdoor photographers. Additionally, it has a fluorine coating that helps protect the lens from dirt and moisture. The Tamron 18-300mm also boasts a moisture-resistant design but is notably lighter and more compact, weighing just 21.9 ounces compared to the Canon lens. For photographers who value portability without sacrificing versatility, the Tamron's design may be more appealing, especially for on-the-go shooting.
Versatility and Use Cases
In terms of versatility, the Tamron 18-300mm excels due to its extensive zoom range, covering everything from wide-angle to ultra-telephoto. This makes it an ideal choice for travel photography where changing lenses frequently can be cumbersome. The Canon RF24-70mm, while slightly less versatile in focal length, still covers a highly usable range for most shooting scenarios, especially in portrait and landscape photography. Its fixed f/2.8 aperture allows for excellent control over depth of field, making it a preferred choice for professional photographers who need that level of creative control.
Which should you buy?
Ultimately, the choice between the Canon RF24-70mm F2.8 L is USM Lens and the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Lens depends on your specific needs and budget. If you require a high-performance lens for professional work and are willing to invest, the Canon lens offers exceptional image quality and advanced features. However, if you're looking for a versatile, all-in-one solution that won’t strain your wallet, the Tamron lens provides impressive functionality at a significantly lower price point. Each lens has its own strengths, making the decision largely dependent on your photographic style and requirements.

