Canon RF100- vs PANASONIC LUMIX S Series Camera Lens,
Updated July 2026 — Canon RF100- wins on versatility and optics, PANASONIC LUMIX S Series Camera Lens, wins on price and weight.
The Canon RF100-500mm excels in versatility and performance for super-telephoto photography, while the Panasonic Lumix S 85mm offers great value for portrait work.
Why Canon RF100- is better
Price
Canon offers superior features for serious photographers.
Versatility
Canon is ideal for wildlife and sports photography.
Optical Performance
Canon has advanced stabilization and zoom capabilities.
Why PANASONIC LUMIX S Series Camera Lens, is better
Weight
Panasonic is more portable and easier to carry.
Cost
Panasonic is significantly cheaper.
Bokeh
Panasonic excels in portrait photography with beautiful bokeh.
Overall score
Specifications
| Spec | Canon RF100- | PANASONIC LUMIX S Series Camera Lens, |
|---|---|---|
| Focal Length | 100-500mm | 85mm |
| Aperture | F4.5-7.1 | F1.8 |
| Stabilization | Yes | No |
| Compatibility | EOS R | L-Mount |
| Max Zoom | 500mm | 85mm |
Dimension comparison
Overview of the Canon RF100-500mm and Panasonic Lumix S 85mm Lenses
The Canon RF100-500mm F4.5-7.1 L IS USM Lens is priced at $2,898.95, while the Panasonic Lumix S Series Camera Lens is significantly more affordable at $597.99, making it about 80% cheaper. This price difference reflects their intended uses and features, with the Canon lens designed for super-telephoto photography and the Panasonic lens focusing on portraiture. Both lenses are compatible with their respective camera systems, but they cater to different types of photography needs and styles.
Design and Build Quality
The Canon RF100-500mm features a robust design with L-series construction, providing dust and weather resistance, making it ideal for outdoor shooting conditions. It weighs slightly more than the Panasonic lens, emphasizing its super-telephoto capabilities. In contrast, the Panasonic Lumix S 85mm F1.8 is compact and lightweight, designed for easy portability, which is beneficial for photographers on the go. Both lenses have rugged designs, but the Canon’s build is tailored for more demanding environments, while the Panasonic lens focuses on ease of use and comfort during extended shoots.
Optical Performance
In terms of optical performance, the Canon RF100-500mm lens offers a versatile focal range of 100mm to 500mm, making it suitable for capturing distant subjects like wildlife and sports. It features a built-in optical image stabilization system with up to 5 stops of shake correction, which is essential for handheld shooting at long focal lengths. The Panasonic Lumix S 85mm, on the other hand, boasts a large aperture of F1.8, perfect for creating beautiful bokeh and smooth defocus gradation, making it a great choice for portrait photography. Each lens excels in its domain, with the Canon lens focusing on distance and detail, while the Panasonic lens excels in artistic portraiture.
Autofocus Capabilities
The Canon RF100-500mm features high-speed, smooth, and quiet autofocus powered by Dual Nano USM technology, ensuring rapid subject acquisition, particularly useful in dynamic shooting environments. This lens is designed to handle fast-moving subjects with precision. The Panasonic Lumix S 85mm also has advanced autofocus capabilities, especially for video use, as it suppresses focus breathing. However, the Canon lens’s autofocus system gives it an edge in still photography, particularly in sports and wildlife contexts where speed is crucial.
Versatility and Use Cases
The Canon RF100-500mm is highly versatile, making it ideal for a range of photography styles, including sports, wildlife, and aviation photography. Its extensive zoom range allows photographers to adapt to different environments and subjects without changing lenses. In contrast, the Panasonic Lumix S 85mm is tailored for portrait photography, offering a beautiful bokeh effect that enhances artistic expression. While both lenses serve specific purposes well, the Canon lens is better suited for outdoor and action photography, while the Panasonic lens is perfect for studio and portrait work.
Price and Value Proposition
The Canon RF100-500mm's price of $2,898.95 positions it as a premium option for serious photographers seeking high performance in super-telephoto settings. Meanwhile, the Panasonic Lumix S 85mm lens, priced at $597.99, provides excellent value for those focusing on portrait photography without a hefty investment. The significant price gap reflects the difference in capabilities and target audiences. For photographers on a budget or those who predominantly shoot portraits, the Panasonic lens offers a compelling value proposition.
Compatibility and System Integration
The Canon RF100-500mm lens is designed specifically for the EOS R series mirrorless cameras, ensuring seamless integration and optimized performance. It supports full-frame mirrorless technology, which enhances image quality and functionality. The Panasonic Lumix S 85mm is compatible with all L-mount full-frame digital cameras, allowing for flexibility across different camera brands that utilize the L-mount system. Both lenses are well-integrated into their respective systems, but the choice largely depends on the camera body you own or plan to use.
Which should you buy?
Choosing between the Canon RF100-500mm F4.5-7.1 L IS USM Lens and the Panasonic Lumix S 85mm F1.8 largely depends on your photography needs. If you're focused on super-telephoto situations like wildlife or sports photography, the Canon lens offers unmatched versatility and performance, albeit at a higher price. Conversely, if you specialize in portrait photography and prefer a lightweight, cost-effective option, the Panasonic lens is an excellent choice. Ultimately, the decision should align with your specific photographic style and budget.

