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Canon RF75- vs Viltrox

Updated July 2026 — Canon RF75- wins on focal length and included items, Viltrox wins on weight and price.

The Canon RF75-300mm offers superior versatility and autofocus capabilities, while the Viltrox 25mm excels in low-light performance at a lower price.

Why Canon RF75- is better

Versatility

Canon offers a zoom range of 75mm to 300mm.

Autofocus

Canon has advanced eye detection for moving subjects.

Included Accessories

Canon includes a UV filter and cleaning kit.

Why Viltrox is better

Price

Viltrox is priced at $176, making it more affordable.

Weight

Viltrox weighs only 170g, making it lighter.

Low-light Performance

Viltrox has a bright f/1.7 maximum aperture.

Overall score

Canon RF75-
85
Viltrox
76

Specifications

SpecCanon RF75-Viltrox
Aperturef/4-5.6f/1.7
Max Zoom300mm25mm
CompatibilityCanon EOS RSony E Mount
WeightApprox. 400g170g
Autofocus TypeServo AFSTM Motor

Dimension comparison

Canon RF75-Viltrox

Overview of the Canon RF75-300mm F4-5.6 Zoom Lens

The Canon RF75-300mm F4-5.6 Zoom Lens is a versatile option for photographers looking to capture a range of subjects without the bulk of traditional long lenses. Priced at $239.00, it offers a lightweight and compact design that is about the weight of a 500ml water bottle. This lens is specifically designed for Canon EOS R series cameras, ensuring compatibility with a wide range of modern mirrorless systems. The lens provides an impressive focal length range that can dramatically change the feel of photos, making it suitable for various shooting scenarios.

The RF75-300mm lens also features eye detection capabilities at its maximum zoom, which is beneficial for both still images and video. This makes it an excellent choice for dynamic subjects where focus accuracy is crucial. Included in the package are essential accessories such as a UV filter, lens cap keeper, and a cleaning kit, enhancing its value proposition for both amateur and professional photographers.

Overview of the Viltrox 25mm F1.7 E

The Viltrox 25mm F1.7 E is a prime lens tailored for Sony E mount cameras, priced at $176.00. This lens stands out with its bright f/1.7 maximum aperture, which is particularly advantageous for low-light photography and provides excellent control over depth of field. Weighing only 170 grams, it is designed with portability in mind, making it a great companion for travel and everyday shooting.

This lens employs an STM stepper motor for quiet autofocus, which is beneficial for both photography and videography, ensuring that the autofocus does not interfere with capturing audio. The Viltrox 25mm also supports face and eye recognition, making it easier to achieve sharp focus on subjects, whether in stills or videos. This lens represents a cost-effective solution for Sony users looking for performance without a heavy investment.

Price Comparison

The Canon RF75-300mm is priced at $239.00, while the Viltrox 25mm comes in at $176.00, making the Viltrox about 26% cheaper. This significant price difference can be a deciding factor for budget-conscious photographers. While the Canon lens offers a broader focal range suitable for various photography genres, the Viltrox lens provides exceptional low-light performance at a more accessible price point. Therefore, the price may sway users who are looking for high-quality images without breaking the bank.

Build Quality and Design

The Canon RF75-300mm is designed to be compact and lightweight, making it easy to carry around without sacrificing performance. Its design includes various practical accessories like a UV filter and a cleaning kit, which add to its usability. The Viltrox 25mm, although smaller, is also specifically engineered for portability, weighing just 170 grams. Both lenses are made with user-friendly designs that cater to photographers who need to travel light. However, the Canon lens's zoom capability offers more versatility in framing shots compared to the fixed focal length of the Viltrox.

Focal Length Versatility

The Canon RF75-300mm excels in focal length versatility, offering a wide range of 75mm to 300mm. This range is ideal for capturing distant subjects, such as wildlife or sports, without needing to get too close. In contrast, the Viltrox 25mm provides a fixed focal length, which is great for portraits and street photography but lacks the versatility of the zoom feature. For photographers who require a flexible lens that can adapt to multiple scenarios, the Canon RF75-300mm is undoubtedly the superior option.

Autofocus Capabilities

Both lenses boast advanced autofocus capabilities, but they cater to different needs. The Canon RF75-300mm includes Servo AF for accurate eye detection even at long distances, which is invaluable for capturing moving subjects. The Viltrox 25mm utilizes an STM stepper motor that ensures quiet autofocus, ideal for video work. Essentially, if your primary focus is on wildlife or fast-moving subjects, the Canon lens may be more beneficial. However, for portrait and video work where silence is paramount, the Viltrox lens shines.

Compatibility and Usage

The Canon RF75-300mm is compatible only with Canon EOS R series cameras, which may limit its user base to those already invested in Canon's ecosystem. On the other hand, the Viltrox 25mm is designed for Sony E mount cameras, including popular models like the ZV-E10 and A6400 series. This broader compatibility makes the Viltrox a more versatile option for users with different Sony mirrorless cameras. Ultimately, the choice between these two lenses will depend heavily on your camera system and intended use.

Which should you buy?

Choosing between the Canon RF75-300mm F4-5.6 Zoom Lens and the Viltrox 25mm F1.7 E comes down to your specific photography needs. If you require versatility, excellent eye detection for moving subjects, and are already using a Canon EOS R camera, the Canon lens is an excellent choice despite its higher price. However, if you are looking for a more affordable option for low-light photography or video recording on a Sony E mount camera, the Viltrox lens offers great performance at a lower cost. Ultimately, both lenses have their strengths, and your decision should align with your photography style and equipment.