Canon RF vs VILTROX AF
Updated July 2026 — Canon RF wins on aperture and autofocus, VILTROX AF wins on weight and size.
The Canon RF 50mm F1.8 STM Lens excels in low-light performance and autofocus speed, while the VILTROX AF 28mm F4.5 offers portability and affordability.
Why Canon RF is better
Aperture
Wider f/1.8 aperture for low-light performance
Autofocus
Faster and quieter STM motor
Optical Quality
Better coatings for reduced flare
Why VILTROX AF is better
Price
Significantly cheaper at $99
Weight
Lightest option at 60g
Design
Slim pancake design for portability
Overall score
Specifications
| Spec | Canon RF | VILTROX AF |
|---|---|---|
| Focal Length | 50mm | 28mm |
| Aperture | f/1.8 | f/4.5 |
| Mount | RF | Fuji X |
| Weight | 200g | 60g |
| Coating | Super Spectra | HD Nano |
Dimension comparison
Overview of the Canon RF 50mm F1.8 STM Lens
The Canon RF 50mm F1.8 STM Lens is designed for EOS R-Series cameras, providing a versatile option for photography enthusiasts. With a price tag of $219.00, it offers a wide f/1.8 aperture, making it ideal for portraits and low-light situations. This lens is compact and lightweight, making it easy to carry for on-the-go shooting. The advanced STM motor ensures fast and near-silent autofocus, enhancing the shooting experience. Additionally, the Super Spectra Coating helps reduce flare and ghosting, ensuring sharp images with excellent color fidelity.
Overview of the VILTROX AF 28mm F4.5 XF Pancake Lens
The VILTROX AF 28mm F4.5 XF Pancake Lens is a lightweight option for Fuji X-Mount cameras, priced at just $99.00. This lens features a unique wide-angle perspective, making it suitable for various photography styles, including landscape and street photography. Weighing only 60g and measuring 15.3mm thick, it is designed for ease of portability. The lens incorporates advanced optical elements, including ED and aspherical lenses, to deliver sharp and vibrant images, making it a great choice for both casual and serious photographers.
Price Comparison
When it comes to pricing, the VILTROX AF 28mm F4.5 XF Pancake Lens is significantly cheaper, retailing at $99.00, which is about 55% less than the Canon RF 50mm F1.8 STM Lens priced at $219.00. This substantial price difference may make the VILTROX lens more appealing for budget-conscious photographers, especially those who are just starting or looking for a lightweight lens for travel. Ultimately, the choice of lens may depend on the budget available and the specific photography needs of the user.
Aperture and Low-Light Performance
The Canon RF 50mm F1.8 STM Lens has a wide f/1.8 aperture, which excels in low-light conditions and allows for beautiful background blur. This feature is particularly advantageous for portrait photography, where subject isolation is essential. In contrast, the VILTROX AF 28mm F4.5 lens has a narrower aperture of f/4.5, which may limit its effectiveness in low-light situations. For photographers seeking to capture sharp images in dimly lit environments, the Canon lens provides a distinct advantage.
Autofocus Performance
Autofocus performance is crucial for capturing sharp photographs quickly. The Canon RF 50mm F1.8 STM Lens is equipped with an STM motor, which offers smooth, fast, and near-silent autofocus, making it great for both still photography and video recording. The VILTROX AF 28mm F4.5 lens also features an efficient autofocus system with a built-in VCM motor, supporting face and eye recognition. While both lenses provide reliable autofocus, the Canon lens's STM motor may offer a slight edge in speed and noise reduction, which can be beneficial in various shooting scenarios.
Build Quality and Design
In terms of build quality, the VILTROX AF 28mm F4.5 lens is designed to be ultra-light and slim, weighing only 60g and measuring just 15.3mm thick. This makes it the lightest option between the two, perfect for photographers who prioritize portability. The innovative slide cap design also adds a fun element to the lens while protecting it from dust. Conversely, the Canon RF 50mm F1.8 STM Lens, while compact, does not match the VILTROX in terms of slimness and weight. However, it still provides a solid construction suitable for everyday use.
Optical Performance
Optical performance significantly influences the overall quality of images produced by a lens. The Canon RF 50mm F1.8 STM Lens features aspheric lens elements and Super Spectra Coating, which help in reducing flare and ghosting while enhancing color accuracy. On the other hand, the VILTROX AF 28mm F4.5 lens comprises six elements in six groups, including ED and aspherical elements, ensuring sharpness and vibrant colors. While both lenses offer excellent optical quality, the Canon lens may produce slightly better results in terms of contrast and clarity due to its advanced coating technology.
Which should you buy?
Choosing between the Canon RF 50mm F1.8 STM Lens and the VILTROX AF 28mm F4.5 XF Pancake Lens ultimately depends on your specific needs and budget. If you require a lens for low-light photography and are seeking a versatile option for portraits, the Canon lens is a strong contender, albeit at a higher price of $219.00. However, if you prioritize portability and are looking for a budget-friendly option for wide-angle shots, the VILTROX lens at $99.00 presents an attractive alternative. Each lens has its strengths, making them suitable for different types of photographers.

