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Canon RF100- vs VILTROX

Updated July 2026 — Canon RF100- wins on zoom and stabilization, VILTROX wins on price and weight.

The Canon RF100-400mm offers superior versatility and performance for dynamic photography, while the VILTROX 56mm is an excellent budget-friendly portrait lens.

Why Canon RF100- is better

Zoom Range

100-400mm vs 56mm

Image Stabilization

Up to 6 stops vs none

Autofocus Speed

Faster Nano USM vs STM motor

Why VILTROX is better

Price

$180 vs $699

Weight

170g vs 1.2kg

Portrait Capability

Better for portraits with f/1.7

Overall score

Canon RF100-
85
VILTROX
70

Specifications

SpecCanon RF100-VILTROX
Focal Length100-400mm56mm
Aperturef/5.6-8f/1.7
Image StabilizationYesNo
Autofocus TypeNano USMSTM
Max Magnification0.41xNot Applicable

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 designed for wildlife, sports, and travel photography. Priced at $699.00, it offers a substantial zoom range from 100mm to 400mm, allowing photographers to capture distant subjects with clarity. With features such as Optical Image Stabilization providing up to 5.5 stops of shake correction, this lens is engineered to deliver high-image quality even in challenging shooting conditions. Its lightweight and compact design makes it easy to carry, while the fast Nano USM autofocus ensures that you won't miss critical moments.

Overview of the VILTROX 56mm f/1.7 E Lens for Sony

The VILTROX 56mm f/1.7 E Lens for Sony is an excellent portrait lens priced at $180.00, which is about 74% cheaper than the Canon RF100-400mm. This lens boasts a full-frame equivalent focal length of approximately 85mm, making it ideal for portrait photography. With a wide aperture of f/1.7, it provides a shallow depth of field, allowing for beautifully blurred backgrounds. The lens features a compact design at just 170 grams and utilizes a silent STM motor for efficient autofocus, catering well to both novice and experienced photographers looking for high-quality results.

Optical Quality

The Canon RF100-400mm is designed for exceptional optical performance, featuring an Ultra Low Dispersion lens element that corrects chromatic aberration across its zoom range. This results in sharp, vibrant images, making it suitable for a variety of photography styles. In contrast, the VILTROX 56mm f/1.7 incorporates 9 groups of 11 optical structures, including 4 ED lenses, which contribute to its impressive low distortion and high refractive index. While both lenses offer excellent optical quality, the RF100-400mm is more versatile due to its zoom capabilities, whereas the VILTROX excels in portrait settings thanks to its fast aperture.

Autofocus Performance

Autofocus is a critical feature for any lens, and both the Canon RF100-400mm and VILTROX 56mm deliver on this front. The RF100-400mm is equipped with Canon’s Nano USM technology, providing fast, smooth, and quiet autofocus, ideal for capturing fast-moving subjects. The VILTROX 56mm, on the other hand, employs a STM silent motor that ensures precise and quick focusing, making it beginner-friendly. While both lenses are capable of efficient autofocus, the RF100-400mm may have the edge in speed and performance for dynamic scenes, while the VILTROX is particularly appealing for those focused on portraiture.

Build and Design

In terms of build and design, the Canon RF100-400mm is compact and lightweight, comparable in size to the EF 70-300mm lens, making it convenient for travel. Its design is robust, suited for outdoor use, and features a control ring for quick adjustments. The VILTROX 56mm, weighing only 170 grams, also emphasizes portability, allowing photographers to carry it comfortably for extended periods. While both lenses prioritize lightweight design, the RF100-400mm’s zoom versatility may make it a more adaptable choice for various photography situations.

Price and Value

The Canon RF100-400mm is priced at $699.00, whereas the VILTROX 56mm comes in at a much more affordable $180.00. This significant price difference of about 74% may make the VILTROX a more appealing option for those on a budget or just starting in photography. However, the RF100-400mm offers more versatility with its extended zoom range, which may justify its higher price for those who require such capabilities for their shooting style.

Usage Scenarios

The Canon RF100-400mm is perfect for a range of scenarios, particularly wildlife, sports, and travel photography, where reaching distant subjects is essential. Its long focal length and stabilization features make it suitable for capturing sharp images in various environments. In contrast, the VILTROX 56mm is tailored for portrait photography, providing a flattering perspective and excellent background separation. If you primarily shoot portraits or need a lightweight lens for everyday use, the VILTROX is an excellent choice. However, for those who often photograph distant subjects, the RF100-400mm is far superior.

Which should you buy?

Choosing between the Canon RF100-400mm F5.6-8 IS USM and the VILTROX 56mm f/1.7 E Lens for Sony largely depends on your photography needs. If your focus is on wildlife, sports, or versatile travel shooting, the RF100-400mm offers unmatched flexibility and performance, albeit at a higher price of $699.00. On the other hand, if you're looking for an affordable, high-quality portrait lens, the VILTROX 56mm at $180.00 is an excellent and budget-friendly option. Ultimately, weigh your specific requirements against the strengths of each lens to make the best choice for your photography journey.