Canon RF100- vs OM SYSTEM Olympus M.Zuiko Digital 40-
Updated July 2026 — Canon RF100- wins on stabilization and zoom range, OM SYSTEM Olympus M.Zuiko Digital 40- wins on weight.
The Canon RF100-400mm offers superior performance and features, making it ideal for professionals, while the Olympus lens is a budget-friendly option for casual photographers.
Why Canon RF100- is better
Zoom Range
100-400mm vs 40-150mm
Image Stabilization
Up to 6 stops vs none
Autofocus Speed
Faster Nano USM vs High-Speed Imager AF
Why OM SYSTEM Olympus M.Zuiko Digital 40- is better
Price
$175.99 vs $699.00
Weight
More portable design
Ease of Use
Simpler for casual shooters
Overall score
Specifications
| Spec | Canon RF100- | OM SYSTEM Olympus M.Zuiko Digital 40- |
|---|---|---|
| Focal Length | 100-400mm | 40-150mm |
| Max Aperture | F5.6-8 | F4-5.6 |
| Max Magnification | 0.41x | 0.16x |
| Price | $699.00 | $175.99 |
| Image Stabilization | Yes | No |
Dimension comparison
Overview of the Canon RF100-400mm F5.6-8 is USM
The Canon RF100-400mm F5.6-8 is USM is a versatile telephoto lens designed specifically for EOS R Series cameras. Priced at $699.00, it offers a zoom range of 100-400mm, making it ideal for capturing distant subjects in wildlife, sports, and travel photography. This lens features an Optical Image Stabilizer that provides up to 5.5 stops of shake correction, enhancing stability and image quality. With a minimum focusing distance of 2.89 feet at 200mm and a maximum magnification of 0.41x at 400mm, this lens is perfect for detailed shots. Additionally, its fast Nano USM autofocus ensures quick and quiet focusing, adding to its usability in various shooting environments.
Overview of the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R
The OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R is a compact and portable lens designed for Micro Four Thirds cameras. With a current price of $175.99, it is significantly more affordable than the Canon option. The lens offers a focal length of 40-150mm, with a maximum aperture range of F/4.0 to F/5.6. This lens is equipped with High-Speed Imager AF (MSC) technology, ensuring fast and accurate focusing. While the zoom range is smaller compared to the Canon RF100-400mm, it still provides a decent reach for general photography needs, making it a suitable choice for casual shooters and enthusiasts alike.
Build and Design
The Canon RF100-400mm F5.6-8 is USM is designed to be compact and lightweight, a crucial feature for photographers who need to carry their gear over long distances. Its high-image quality is complemented by a control ring for quick adjustments, enhancing the shooting experience. In contrast, the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R also boasts a portable design, specifically emphasizing its lightweight construction, which makes it easy to handle during extended shooting sessions. While both lenses are designed for mobility, the Canon's longer zoom and advanced stabilization features may offer more versatility for serious photographers.
Image Quality
When it comes to image quality, the Canon RF100-400mm F5.6-8 is USM stands out with its Ultra Low Dispersion lens element that corrects chromatic aberration, ensuring crisp and colorful images throughout its zoom range. This is particularly beneficial for wildlife and sports photography, where clarity is paramount. The OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R, while still capable of producing good images, does not have the same advanced optical features as the Canon lens. Its maximum image magnification of 0.16x is lower than the Canon's 0.41x, which may affect the detail captured in distant subjects.
Autofocus Performance
The autofocus systems of both lenses cater to different user needs. The Canon RF100-400mm F5.6-8 is USM features fast and quiet autofocus thanks to Canon’s Nano USM technology, which is particularly useful in wildlife photography where silence is crucial. The OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R also utilizes High-Speed Imager AF (MSC), providing quick focusing capabilities, but it may not match the speed and efficiency of the Canon lens in more demanding scenarios. For photographers who prioritize autofocus performance, the Canon lens may have the edge.
Price Comparison
The price difference between the two lenses is significant. The Canon RF100-400mm F5.6-8 is USM retails for $699.00, while the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R is priced at just $175.99. This makes the Olympus lens about 75% cheaper than the Canon option, making it an attractive choice for those on a budget or for hobbyists who may not need the extensive capabilities of the Canon lens. However, the higher price of the Canon lens reflects its advanced features and greater versatility for professional use.
Target Audience
The Canon RF100-400mm F5.6-8 is USM is geared towards professional photographers and serious enthusiasts who require a high-performance lens for demanding scenarios like wildlife and sports photography. Its advanced features, such as superior stabilization and a longer zoom range, make it a more suitable option for those who need quality and versatility. On the other hand, the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R is perfect for casual photographers or those just starting with photography, offering decent performance without breaking the bank.
Which should you buy?
Choosing between the Canon RF100-400mm F5.6-8 is USM and the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R ultimately depends on your photography needs and budget. If you are a professional or serious enthusiast looking for high-quality images, superior autofocus, and advanced stabilization features, the Canon lens is worth the investment at $699.00. However, if you are a casual photographer or on a budget, the OM SYSTEM lens at $175.99 offers excellent value and decent performance for everyday photography. Each lens has its strengths, so consider your specific requirements before making a decision.

