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 price and stabilization, Canon RF28- wins on weight.
The Canon RF100mm F2.8 L Macro is the superior choice for macro photography, while the RF28-70mm offers versatility for general use.
Why Canon RF100mm F2.8 L Macro is USM Lens, Medium is better
Macro Capability
Higher magnification of 1.4x for detailed close-ups
Image Stabilization
Up to 5 stops of shake correction for macro shooting
Specialized Features
Spherical aberration control for creative bokeh
Why Canon RF28- is better
Price
$1,098.95 is 17% cheaper than $1,248.95
Versatility
Mid-range zoom suitable for various photography styles
Compact Design
Lighter and smaller for everyday carry
Overall score
Specifications
| Spec | Canon RF100mm F2.8 L Macro is USM Lens, Medium | Canon RF28- |
|---|---|---|
| Focal Length | 100mm | 28-70mm |
| Aperture | f/2.8 | f/2.8 |
| Image Stabilization | Yes | Yes |
| Weather Sealing | Yes | Yes |
| Macro Capability | Yes | No |
Dimension comparison
Overview of the Canon RF100mm F2.8 L Macro is USM Lens
The Canon RF100mm F2.8 L Macro is USM Lens is a high-performing medium telephoto macro lens priced at $1,248.95. This lens is engineered for full-frame EOS R series cameras and features a maximum magnification of 1.4x, making it the world’s first medium telephoto macro lens with such capability. It boasts a bright fixed f/2.8 aperture, allowing for excellent low-light performance and beautifully blurred backgrounds. The lens includes an optical image stabilizer that compensates for camera shake, ensuring sharp images during macro shooting. Its spherical aberration control ring allows users to adjust the bokeh for artistic effects.
Overview of the Canon RF28-70mm F2.8 IS STM
The Canon RF28-70mm F2.8 IS STM lens is competitively priced at $1,098.95, making it about 17% cheaper than the RF100mm. This lens is designed as a mid-range zoom, which is versatile for both still photography and video content creation. It features a constant f/2.8 aperture throughout the zoom range, allowing for consistent performance in varying lighting conditions. Additionally, it has advanced image stabilization technology, which contributes to a lighter and more compact design. The lens is constructed to be durable and weather-resistant, suited for use in challenging environments.
Image Quality Comparison
In terms of image quality, the Canon RF100mm F2.8 L Macro is designed specifically for macro photography, delivering stunning close-up images thanks to its high magnification capability. The optical design includes features that enhance sharpness and reduce aberrations, which is critical for detailed macro work. On the other hand, the RF28-70mm F2.8 IS STM lens also offers high image quality, emphasizing edge-to-edge clarity due to its dual UD elements and aspheric lenses. While both lenses provide excellent image quality, the RF100mm is tailored for macro enthusiasts, while the RF28-70mm excels in versatility.
Aperture and Low Light Performance
The RF100mm features a fixed aperture of f/2.8, which is ideal for achieving a shallow depth of field and excellent low-light performance. This consistent aperture allows photographers to maintain creative control over their images, particularly in macro photography where background blur is essential. Similarly, the RF28-70mm also boasts a fixed f/2.8 aperture across its zoom range, making it suitable for low-light situations. This feature allows users to shoot in darker environments without sacrificing image quality, making both lenses highly capable in dim lighting.
Stabilization Features
The stabilization systems in both lenses are noteworthy. The RF100mm incorporates an optical image stabilizer that offers up to 5 stops of shake correction, particularly beneficial for close-up and macro photography, where camera shake can significantly impact image quality. Conversely, the RF28-70mm is equipped with a newly designed image stabilization unit that allows for a more compact lens design while still delivering effective stabilization. Both systems help ensure that users can achieve sharp images, but the RF100mm is particularly advantageous for macro shooters.
Build Quality and Durability
When it comes to build quality, the RF100mm is constructed to meet the demands of professional photographers, featuring robust materials typical of Canon's L-series lenses. Its durable design is complemented by weather sealing, making it suitable for various shooting conditions. In comparison, the RF28-70mm is also built to withstand harsh environments, with weather resistance comparable to an L-series lens. This durability makes both options reliable for photographers who require resilience in their gear, especially when shooting outdoors.
Target Audience
The Canon RF100mm F2.8 L Macro is ideal for macro photographers and portrait artists who want to explore creative bokeh effects and capture intricate details with high magnification. Its specialized features make it a top choice for those focusing on close-up imagery. Conversely, the RF28-70mm is more suited for general-purpose photography. It caters to content creators needing a versatile lens that can handle a range of subjects, from portraits to landscapes, making it a practical choice for everyday use.
Which should you buy?
Choosing between the Canon RF100mm F2.8 L Macro and the RF28-70mm F2.8 IS STM depends largely on your photographic needs. If you are focused on macro photography and desire high magnification with excellent image quality, the RF100mm is the better option despite its higher price of $1,248.95. However, if you are looking for a versatile lens suitable for various photography styles, the RF28-70mm offers great value at $1,098.95 and is about 17% cheaper. Ultimately, your choice should reflect the specific type of photography you intend to pursue.

