Canon RF vs Tamron 70-
Updated July 2026 — Canon RF wins on stabilization and weight, Tamron 70- wins on focal length and aperture.
The Canon RF 85mm F2 Macro is STM excels in macro and portrait photography, while the Tamron 70-300mm offers versatility at a lower price.
Why Canon RF is better
Macro Capability
Canon offers macro photography features.
Bokeh Quality
Canon's f/2 aperture provides beautiful bokeh.
Image Stabilization
Canon has superior optical image stabilization.
Why Tamron 70- is better
Price
Tamron is 32% cheaper.
Zoom Range
Tamron offers a wider focal range.
Lightweight
Tamron is more portable and lighter.
Overall score
Specifications
| Spec | Canon RF | Tamron 70- |
|---|---|---|
| Brand | Canon | Tamron |
| Price | $589.00 | $399.00 |
| Max Zoom | 1:1 | 1:5.1 |
| Image Stabilization | Yes | No |
| Control Ring | Yes | No |
Dimension comparison
Overview of the Canon RF 85mm F2 Macro is STM and Tamron 70-300mm F/4.5-6.3 Di III RXD
When comparing the Canon RF 85mm F2 Macro is STM and the Tamron 70-300mm F/4.5-6.3 Di III RXD, the primary takeaway is that both lenses cater to different photography needs. The Canon lens, priced at $589.00, offers a mid-telephoto option with macro capabilities, while the Tamron lens, at $399.00, provides a versatile telephoto zoom range at a lower price, making it about 32% cheaper than its Canon counterpart.
Design and Build Quality
The Canon RF 85mm F2 Macro is STM features a compact and lightweight design ideal for portrait and macro photography. This lens is particularly noted for its optical image stabilization, which provides up to 5 stops of shake correction. Conversely, the Tamron 70-300mm is designed for portability, measuring only 5.8 inches in length and weighing 19.2 oz. Its moisture-resistant construction adds durability for outdoor shooting. While both lenses prioritize user convenience, the Tamron excels in lightweight portability, making it suitable for photographers on the move.
Focal Length and Versatility
In terms of focal length, the Canon RF 85mm excels as a medium-telephoto lens, ideal for portraits and macro photography with a minimum focusing distance of 1.15 ft. This allows for stunning close-up shots that capture intricate details. On the other hand, the Tamron 70-300mm offers a broader zoom range from 70mm to 300mm, making it suitable for capturing distant subjects like wildlife and sports. The Tamron lens effectively provides a 105-450mm equivalent field-of-view on APS-C cameras, showcasing its versatility for various photography scenarios.
Image Quality and Performance
Both lenses deliver impressive image quality, but they achieve this in different ways. The Canon RF 85mm features a bright f/2 aperture that produces beautiful bokeh, making it an excellent choice for portraiture. Additionally, its hybrid IS compensates for angular and shift camera shake, especially beneficial during macro shooting. The Tamron, with its 15 elements in 10 groups, effectively corrects chromatic aberration and other distortions, ensuring high-resolution images. The lens’s RXD autofocus system is notably quiet, enhancing the shooting experience, particularly in dynamic environments.
Special Features
The Canon RF 85mm lens includes a built-in customizable control ring, allowing photographers to make direct setting changes seamlessly. This feature is particularly useful for those who frequently adjust settings on the fly. In contrast, the Tamron 70-300mm's standout feature is its lightweight design combined with superior optical performance, making telephoto shooting enjoyable. While both lenses offer unique features tailored to specific needs, the Canon lens shines in macro capabilities, whereas the Tamron is all about versatility and ease of use.
Target Audience
The Canon RF 85mm targets photographers who focus on portrait and macro photography, offering specialized features that enhance these genres. Its construction and capabilities make it a solid choice for professionals and enthusiasts who prioritize bokeh and close-up detail. On the other hand, the Tamron 70-300mm is designed for a broader audience, accommodating photographers who engage in a variety of shooting activities, from landscapes to wildlife. Its affordability and versatility make it appealing to entry-level photographers as well.
Price Comparison
The price difference between the two lenses is significant, with the Tamron 70-300mm priced at $399.00, making it about 32% cheaper than the Canon RF 85mm at $589.00. This pricing can be a decisive factor for many photographers, especially those just starting or on a budget. While the Canon offers specialized features for portrait and macro photography, the Tamron provides a more comprehensive range for general use without breaking the bank.
Which should you buy?
Choosing between the Canon RF 85mm F2 Macro is STM and the Tamron 70-300mm F/4.5-6.3 Di III RXD ultimately depends on your specific photography needs. If you prioritize macro capabilities and portrait photography with beautiful bokeh, the Canon lens is an excellent choice. However, if versatility and a broader zoom range are more important, the Tamron lens stands out as a more economical option. Consider your shooting style, budget, and the types of photography you enjoy most to make the best decision.

