Canon RF16mm F2.8 STM Lens vs VILTROX
Updated July 2026 — Canon RF16mm F2.8 STM Lens wins on size and weight, VILTROX wins on aperture and price.
The Canon RF16mm F2.8 STM lens excels in portability and video capabilities, while the VILTROX 15mm F1.7 lens offers a wider aperture and lower price. Choose based on your camera system and shooting style.
Why Canon RF16mm F2.8 STM Lens is better
Lightweight
Canon lens is more portable for travel.
Video Focus
Canon lens has smoother autofocus for video.
Brand Compatibility
Canon lens is optimized for EOS R series.
Why VILTROX is better
Price
VILTROX lens is $20 cheaper.
Aperture
VILTROX lens has a wider f/1.7 aperture.
Versatility
VILTROX lens is compatible with more Sony cameras.
Overall score
Specifications
| Spec | Canon RF16mm F2.8 STM Lens | VILTROX |
|---|---|---|
| Max Aperture | f/2.8 | f/1.7 |
| Focal Length | 16mm | 15mm |
| Min Focus | 5.11 in | 0.23 m |
| Angle of View | 90° | 84.9° |
| Autofocus | STM | STM |
Dimension comparison
Overview of the Canon RF16mm F2.8 STM Lens
The Canon RF16mm F2.8 STM lens is priced at $259.00, making it a solid choice for those seeking an ultra-wide-angle lens compatible with EOS R series mirrorless cameras. This lens boasts a bright f/2.8 maximum aperture and is designed to deliver high image quality. With a compact and lightweight design, it’s ideal for photographers who need portability without sacrificing performance.
This lens features a stepping motor (gear-type STM) that provides smooth and quiet autofocus, particularly beneficial for video recording. The minimum focusing distance of 5.11 inches allows for close-up shots, making it versatile for various photography styles, including landscapes and vlogging. Overall, the Canon RF16mm F2.8 STM lens stands out for its optical excellence and refined performance.
Overview of the VILTROX 15mm F1.7 E-Mount Lens
The VILTROX 15mm F1.7 E-Mount lens is priced slightly lower at $239.00, making it about 7.7% cheaper than the Canon lens. This lens is optimized for Sony E-mount cameras and offers an impressive wide angle of view of 84.9 degrees. With a large f/1.7 aperture, it excels in creating a dreamy background blur, enhancing portrait and close-up photography.
Equipped with an STM motor, the VILTROX lens achieves fast and precise autofocus, which is particularly advantageous for capturing fast-moving subjects. The closest focusing distance of 0.23 meters enables photographers to explore creative perspectives, further enhancing its versatility for both indoor and outdoor shoots. Overall, the VILTROX 15mm F1.7 lens combines affordability with professional-level features.
Image Quality
Both the Canon RF16mm F2.8 STM lens and the VILTROX 15mm F1.7 E-Mount lens promise high image quality, but they shine in different areas. The Canon lens, with its f/2.8 maximum aperture, is designed for versatile shooting, allowing for clear images even in lower light conditions. Its optical performance is bolstered by its lightweight design, making it suitable for travel and vlogging.
In contrast, the VILTROX lens, with its wider f/1.7 aperture, provides an edge in low-light situations and allows for more pronounced depth-of-field effects. The aesthetic blur produced by the nine aperture blades is ideal for creating professional-looking portraits. While both lenses excel in image quality, the choice between them may depend on the specific shooting scenarios and aesthetic preferences of the user.
Build and Design
The Canon RF16mm F2.8 STM lens features a compact and lightweight design, which is a defining characteristic for photographers on the move. Its construction is aimed at maximizing portability without compromising performance, making it a great option for travel photography.
On the other hand, the VILTROX 15mm F1.7 lens is also lightweight but emphasizes a robust build that can withstand the rigors of frequent use. Its slightly larger size is compensated by its versatility, especially in creative shooting scenarios. Both lenses are designed for comfort during extended use, but the Canon lens may appeal more to those prioritizing compactness.
Focusing Capabilities
Focusing capabilities are crucial for both lenses, and each has unique strengths. The Canon RF16mm F2.8 STM lens features a stepping motor for smooth and quiet autofocus, which is particularly advantageous for video recording. Its minimum focusing distance of 5.11 inches allows for close-up photography, enhancing its versatility.
Conversely, the VILTROX 15mm F1.7 lens also employs an STM motor, offering fast and precise autofocus, ideal for dynamic shooting scenarios. Its closest focusing distance of 0.23 meters enables it to excel in creating exaggerated perspectives. For photographers who prioritize quick focus transitions, the VILTROX lens may provide a slight advantage.
Compatibility
The Canon RF16mm F2.8 STM lens is specifically designed for EOS R series mirrorless cameras, ensuring optimal compatibility and performance. This focus on a single camera line means that users can expect seamless integration with their Canon systems.
In contrast, the VILTROX 15mm F1.7 lens is compatible with a broader range of Sony E-mount cameras, including popular models such as the FX30, ZV-E10, and A6500. This broader compatibility may appeal to users who own multiple Sony cameras or are looking for a lens that can grow with their gear.
Price Comparison
In terms of pricing, the Canon RF16mm F2.8 STM lens retails for $259.00, while the VILTROX 15mm F1.7 lens is priced at $239.00, making the VILTROX lens about $20 cheaper. While both lenses offer excellent value, the lower price point of the VILTROX lens may be more appealing for budget-conscious photographers seeking high performance without breaking the bank.
Despite the price difference, both lenses deliver exceptional features tailored to their respective camera systems. Ultimately, the choice may hinge on brand loyalty and specific camera compatibility preferences.
Which should you buy?
Deciding between the Canon RF16mm F2.8 STM lens and the VILTROX 15mm F1.7 E-Mount lens comes down to your specific needs and camera system. The Canon lens is a fantastic choice for EOS R series users who prioritize lightweight design and video capabilities, while the VILTROX lens offers a lower price point and a wider aperture, making it ideal for Sony E-mount camera users who favor depth-of-field effects in their photography. Consider your shooting style, budget, and compatibility before making a final choice.

