Canon RF 75- vs VILTROX
Updated July 2026 — Canon RF 75- wins on focal length and weight, VILTROX wins on aperture and portability.
The Canon RF 75-300mm lens excels in versatility and zoom range, while the VILTROX 35mm lens offers superior low-light performance and portability.
Why Canon RF 75- is better
Versatility
Canon offers a zoom range of 75-300mm.
Focal Length
Canon provides an equivalent focal length of 120-480mm on APS-C.
Optical Quality
Canon lens optimized for sharpness and clarity.
Why VILTROX is better
Low Light
VILTROX has a larger aperture of f/1.7.
Portability
VILTROX weighs only 170g.
Autofocus Speed
VILTROX features a fast STM motor.
Overall score
Specifications
| Spec | Canon RF 75- | VILTROX |
|---|---|---|
| Max Aperture | f/4-5.6 | f/1.7 |
| Focal Length | 75-300mm | 35mm |
| Weight | 1.1 lbs | 0.37 lbs |
| Autofocus Type | DC Motor | STM Motor |
| Close Focus | 4.9 ft | 0.3 ft |
Dimension comparison
Overview of the Canon RF 75-300mm f/4-5.6 Lens
The Canon RF 75-300mm f/4-5.6 Lens is designed for photographers looking for a versatile telephoto zoom option. Priced at $253.95, it is perfect for sports, wildlife, and everyday photography. The lens offers a maximum aperture of f/4-5.6, making it lightweight and portable, weighing just over 1 lb. This lens provides a focal length equivalent to 120-480mm on APS-C cameras, making it a powerful tool for capturing distant subjects without compromising on image quality.
Overview of the VILTROX 35mm f/1.7 E
The VILTROX 35mm f/1.7 E is priced at $179.00, making it about 30% cheaper than the Canon RF 75-300mm lens. This lens is ideal for those who prioritize low-light performance and beautiful bokeh, thanks to its large maximum aperture of f/1.7. With a focal length of 35mm, it offers a perspective similar to the human eye, making it suitable for a wide range of photography styles, including portraits and street photography.
Performance in Low Light Conditions
The VILTROX 35mm f/1.7 E excels in low-light environments due to its large f/1.7 aperture, allowing photographers to capture images with minimal noise. This feature is especially beneficial for portraits and street photography, where lighting conditions can be unpredictable. In contrast, the Canon RF 75-300mm f/4-5.6's maximum aperture of f/4-5.6 limits its low-light capabilities, making it less effective for night or dimly lit settings. Consequently, if low-light performance is a priority, the VILTROX lens would be the better option.
Versatility and Focal Length Range
The Canon RF 75-300mm f/4-5.6 offers a much broader focal length range, making it a versatile option for various shooting scenarios. With a range of 75-300mm, it caters to photographers who need to capture distant subjects such as wildlife or sports, providing an equivalent focal length of 120-480mm on APS-C cameras. In comparison, the VILTROX 35mm f/1.7 E has a fixed focal length of 35mm, which is suitable for portraits and landscapes but lacks the zoom versatility offered by the Canon lens. Therefore, the choice between these two largely depends on the intended use; for zoom versatility, the Canon lens is superior.
Build Quality and Design
In terms of build quality, both lenses are constructed to ensure longevity and reliability. The VILTROX 35mm f/1.7 E features a sleek and durable metal body, weighing only 170g, making it highly portable for photographers on the go. Conversely, the Canon RF 75-300mm f/4-5.6, while slightly heavier, is designed to be compact and easy to carry, with a 58mm filter thread. The lightweight nature of both lenses adds to their appeal, but the VILTROX lens may provide an edge in portability due to its lower weight.
Autofocus Performance
When it comes to autofocus, the VILTROX 35mm f/1.7 E is equipped with a new STM motor that offers fast, precise, and near-silent autofocus performance. This can be particularly advantageous for video recording and capturing fleeting moments in photography. On the other hand, the Canon RF 75-300mm f/4-5.6 utilizes a DC motor for autofocus, which, while accurate, may not match the responsiveness of the VILTROX lens. For photographers who often shoot moving subjects or need quick focus adjustments, the VILTROX lens provides a more efficient autofocus experience.
Price Comparison
The VILTROX 35mm f/1.7 E is priced at $179.00, making it a more budget-friendly option compared to the Canon RF 75-300mm f/4-5.6, which retails for $253.95. This price difference of about $74.95 means that the VILTROX lens is approximately 30% cheaper. For those seeking a quality lens without breaking the bank, the VILTROX option presents a compelling choice, especially for portrait and general photography.
Which should you buy?
Choosing between the Canon RF 75-300mm f/4-5.6 Lens and the VILTROX 35mm f/1.7 E ultimately depends on your specific photography needs. If you require a versatile telephoto zoom lens for capturing distant subjects, the Canon lens stands out with its impressive focal length range and good optical quality. However, if low-light performance, portability, and cost are your main considerations, the VILTROX lens is the clear winner. Each lens has its strengths, so your decision should align with your photography style and the conditions in which you typically shoot.

