Canon RF 100mm f/2.8L MACRO IS USM
Canon RF Mount Mount

Canon RF 100mm f/2.8L MACRO IS USM

By Camera Reviews Editorial Team ยท Last updated February 18, 2026

100mm f/2.8 · Image Stabilized

Focal Length
100mm
Max Aperture
f/2.8
Weight
685g
Filter Size
67mm

Full Specifications

Focal Length 100mm
Maximum Aperture f/2.8
Minimum Aperture f/32
Lens Mount RF Mount
Optical Stabilization Yes
Autofocus Motor USM
Filter Size 67mm
Minimum Focus Distance 0.26m
Weight 685g
Dimensions 81.5 x 148 mm
Weather Sealed Yes

What Users Think

Pros

  • Incredibly sharp images, especially at f/8.
  • 1.4x magnification capability for enhanced macro photography.
  • Excellent autofocus performance even in challenging lighting conditions.
  • Versatile for both macro and portrait photography; effective with a compressed background.
  • Weather sealing adds durability for outdoor shooting.

Cons

  • Some users report focus shift issues at narrower apertures (f/5.6 and smaller).
  • Expensive compared to the older EF versions, which also deliver great quality.
  • Heavy and can be cumbersome for extended handheld use.
  • The SA control feature may not be useful for many photographers.

Community Verdict

The Canon RF 100mm f/2.8L MACRO IS USM is highly regarded for its sharpness, versatility, and macro capabilities. While some users mention concerns with focus shift and weight, its overall performance in both macro and portrait photography makes it a favorite among the community, especially for those looking for high-quality optics in a durable package.

"{'text': 'The RF 100 is a crazy sharp lens. I use it mostly for portraits. As for the SA, I do not find it useful at all.', 'context': 'User discussing the lens in a photography thread.'}"

- Reddit user

"{'text': "It's an amazing lens, I've heard the EF 100mm with a adapter is really good too but I got a great deal on the RF so thought why not.", 'context': 'User sharing their excitement about their new RF lens.'}"

- Reddit user

"{'text': "The most success I've had is setting it up and letting it shoot... this lens is great for my RP.", 'context': 'User talking about their experiences with the RF 100mm Macro for photographing birds.'}"

- Reddit user

Want the Full Story?

Read our comprehensive review covering optical quality, sharpness, bokeh, autofocus performance, build quality, and more.

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Pairs Well With

Camera bodies compatible with the RF Mount mount

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