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Canon RF100- vs VILTROX

Updated July 2026 — Canon RF100- wins on weight and stability, VILTROX wins on price and size.

The Canon RF100-400mm excels in versatility and image quality, while the VILTROX 9mm offers great value for wide-angle photography.

Why Canon RF100- is better

Image Quality

Superior optical design with chromatic aberration correction

Versatility

Longer zoom range suitable for various subjects

Autofocus

Faster and quieter autofocus system

Why VILTROX is better

Price

Significantly lower price point

Portability

Compact and lightweight design

Low-light Performance

Better performance in low-light conditions

Overall score

Canon RF100-
85
VILTROX
70

Specifications

SpecCanon RF100-VILTROX
Focal Length100-400mm9mm
ApertureF5.6-8F2.8
Image StabilizationYesNo
Autofocus TypeNano USMSTM
CompatibilityCanon RFSony E-mount

Dimension comparison

Canon RF100-VILTROX

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 priced at $699.00. Its compact design makes it an excellent choice for wildlife, sports, and travel photography, offering a zoom range from 100mm to 400mm. This lens stands out for its Optical Image Stabilizer, which provides up to 5.5 stops of shake correction, enhancing stability during handheld shooting. Additionally, when paired with compatible EOS R series cameras, it can achieve up to 6 stops of shake correction, ensuring sharp images even in challenging conditions.

Overview of the VILTROX 9mm F2.8 E

The VILTROX 9mm F2.8 E is a wide-angle prime lens available for $199.00, making it about 71% less expensive than the Canon RF100-400mm. Designed specifically for Sony E-mount cameras, this lens caters to photographers who need a compact and lightweight solution without sacrificing image quality. With a bright F2.8 aperture, it excels in low-light conditions and offers beautiful background separation. Its efficient autofocus system, powered by a built-in STM stepping motor, enhances its usability for various shooting scenarios, particularly in fast-paced environments.

Image Quality Comparison

In terms of image quality, the Canon RF100-400mm boasts a high-image quality design with a specific focus on correcting chromatic aberration through its Ultra Low Dispersion lens element. This feature ensures that images are crisp and colorful across the entire zoom range. The VILTROX 9mm, while also designed for clarity, focuses on low-light performance and background blur, thanks to its larger aperture. Both lenses cater to different photographic needs: the Canon for distant wildlife and sports, and the VILTROX for expansive landscapes and architectural shots.

Autofocus Performance

The Canon RF100-400mm features Canon’s Nano USM technology, delivering fast, smooth, and quiet autofocus performance, which is crucial for capturing fast-moving subjects. The VILTROX 9mm also offers efficient autofocus, supported by its STM stepping motor, which enhances tracking accuracy. However, the Canon lens may have an edge in scenarios requiring quick subject acquisition due to its advanced autofocus system tailored for telephoto shooting. Each lens targets different shooting styles, making their autofocus systems uniquely suited to their intended purposes.

Build Quality and Design

The Canon RF100-400mm is designed for durability and ease of use, featuring a control ring that allows for quick adjustments to settings like shutter speed and aperture. Its compact and lightweight design makes it comparable to traditional telephoto lenses, but with enhanced functionality. On the other hand, the VILTROX 9mm is specifically noted for its compactness, making it an ideal choice for photographers who prioritize mobility. While the VILTROX is lightweight, the Canon’s build quality and feature set may appeal more to those looking for a robust lens for extensive outdoor use.

Compatibility and Versatility

The Canon RF100-400mm is specifically designed for the EOS R series cameras, which grants it a high degree of versatility, especially when combined with RF tele extenders for increased focal lengths. This makes it particularly appealing for wildlife and sports photographers who may need to adapt to varying distances. In contrast, the VILTROX 9mm is designed for all Sony E-mount cameras, including both full-frame and APS-C formats, offering flexibility for a broader range of users. Each lens, therefore, serves different camera systems and user needs, affecting their overall versatility in various shooting scenarios.

Price Comparison

The Canon RF100-400mm is priced at $699.00, whereas the VILTROX 9mm is significantly cheaper at $199.00. This price difference of $500 highlights the varying markets these lenses cater to. The Canon lens targets professional photographers or serious enthusiasts willing to invest in high-quality telephoto capabilities. In contrast, the VILTROX lens represents an affordable option for hobbyists or those entering the photography realm, especially in wide-angle photography.

Which should you buy?

Choosing between the Canon RF100-400mm F5.6-8 IS USM and the VILTROX 9mm F2.8 E ultimately depends on your photographic needs and budget. If you are focused on wildlife, sports, or need a highly versatile telephoto lens, the Canon RF100-400mm is the superior choice, despite its higher price. However, if you prioritize portability and are looking for an economical option for wide-angle photography, the VILTROX 9mm offers excellent value and performance. Each lens serves distinct purposes, so your decision should align with your specific photographic style and requirements.