Canon RF100mm F2.8 L Macro is USM Lens, Medium vs Canon RF28-
Updated July 2026 — Canon RF100mm F2.8 L Macro is USM Lens, Medium wins on focal length and magnification, Canon RF28- wins on price and weight.
The Canon RF100mm F2.8 L Macro is the better choice for macro photography, while the RF28-70mm F2 offers versatility for various shooting scenarios.
Why Canon RF100mm F2.8 L Macro is USM Lens, Medium is better
Price
RF100mm is significantly cheaper at $1,248.95.
Macro Capability
RF100mm excels in macro photography with 1.4x magnification.
Bokeh Control
RF100mm allows for creative background blur adjustments.
Why Canon RF28- is better
Versatility
RF28-70mm is suitable for a wide range of photography styles.
Low Light Performance
RF28-70mm has a constant f/2 aperture for better low-light shooting.
Build Quality
RF28-70mm features dust and water resistance.
Overall score
Specifications
| Spec | Canon RF100mm F2.8 L Macro is USM Lens, Medium | Canon RF28- |
|---|---|---|
| Max Aperture | f/2.8 | f/2 |
| Image Stabilization | Yes | Yes |
| Autofocus | Fast | Fast |
| Water Resistance | No | Yes |
| Control Ring | Yes | Yes |
Dimension comparison
Overview of the Canon RF100mm F2.8 L Macro and Canon RF28-70mm F2 L USM Lenses
The Canon RF100mm F2.8 L Macro is priced at $1,248.95, while the Canon RF28-70mm F2 L USM Lens is significantly more expensive at $3,399.00. The price difference of about 173% makes the RF100mm a more budget-friendly option for photographers. However, each lens serves different purposes, catering to distinct photography styles and needs.
The RF100mm F2.8 L Macro is engineered specifically for macro photography, providing a maximum magnification of 1.4x, and is ideal for capturing intricate details in subjects such as flowers and insects. In contrast, the RF28-70mm F2 is a versatile zoom lens that offers a constant f/2 aperture, making it suitable for a range of shooting scenarios, from wide-angle landscapes to portraiture.
Design and Build Quality
The RF100mm F2.8 L Macro features a robust design that is standard for Canon's L-series lenses. It is built for durability and reliability, crucial for outdoor shooting. Its optical image stabilizer ensures sharp images, even in challenging conditions. Conversely, the RF28-70mm F2 L USM Lens is also an L-series lens, characterized by its dust- and water-resistant properties, along with a fluorine coating that protects the lens from the elements.
Both lenses are designed for Canon's EOS R series mirrorless cameras, ensuring high compatibility. The RF100mm's design focuses on macro functionality, while the RF28-70mm emphasizes versatility and adaptability across various shooting conditions.
Optical Performance
When comparing optical performance, the RF100mm F2.8 L Macro excels in macro photography, offering high image quality with a bright, fixed f/2.8 aperture. This lens allows photographers to create beautiful bokeh effects, thanks to its spherical aberration control ring, which adjusts the shape and character of the background blur.
On the other hand, the RF28-70mm F2 L USM Lens is designed for high image quality across a wide zoom range. Its constant f/2 aperture allows for outstanding low-light performance and depth of field control. While the RF100mm specializes in close-up shots, the RF28-70mm delivers versatility for a broader range of photography styles.
Autofocus Capabilities
The RF100mm F2.8 L Macro is equipped with fast and highly precise autofocus, essential for capturing fleeting moments in macro photography. Its autofocus system works seamlessly to ensure sharp images, even at high magnification levels.
In contrast, the RF28-70mm F2 L USM Lens also features a highly effective autofocus system, benefiting from Canon's advanced communication system. This allows for quick and accurate focusing across its zoom range, making it ideal for dynamic shooting conditions. Both lenses offer impressive autofocus capabilities, but their effectiveness will depend largely on the specific shooting context.
Intended Use Cases
If your primary focus is macro photography, the RF100mm F2.8 L Macro stands out as the optimal choice. Its 1.4x magnification and specialized features make it perfect for capturing fine details and textures in subjects that are often overlooked.
Conversely, the RF28-70mm F2 is designed for photographers seeking a versatile zoom lens. Its wide focal range and constant f/2 aperture make it suitable for various genres, including portraits, landscapes, and event photography. Each lens addresses specific needs, making the choice dependent on the photographer's style and preferences.
Price and Value Proposition
The RF100mm F2.8 L Macro is priced at $1,248.95, which offers excellent value for photographers interested in macro work. Its unique features and capabilities justify the price for those who require a dedicated macro lens.
On the other hand, the RF28-70mm F2 L USM Lens's price of $3,399.00 reflects its status as a premium, versatile zoom lens. While it is significantly more expensive, its performance across various photographic scenarios may justify the investment for professionals who require flexibility in their shooting.
User Experience and Reviews
While specific sales ranks are not available, the RF100mm F2.8 L Macro is likely appealing to a niche audience of macro enthusiasts, given its specialized features. Users appreciate the lens's sharpness and the quality of images it produces, especially for close-up work.
The RF28-70mm F2, being a versatile option, is likely favored by a broader audience, including professionals who need a reliable all-in-one lens. Its user-friendly design, including the control ring for direct settings, enhances the overall shooting experience.
Which should you buy?
Choosing between the Canon RF100mm F2.8 L Macro and the Canon RF28-70mm F2 L USM Lens ultimately depends on your photographic needs. If you are primarily focused on macro photography and want a lens that excels in this area, the RF100mm is the more economical choice at $1,248.95. However, if you seek versatility and the ability to shoot a variety of subjects, the RF28-70mm, while more expensive at $3,399.00, offers exceptional performance across different scenarios. Consider your photography style, budget, and specific requirements to make the best decision.

