Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle vs VILTROX
Updated July 2026 — Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle wins on length and weight, VILTROX wins on portability.
The Canon RF28mm F2.8 STM Lens offers superior image quality and autofocus performance, while the VILTROX 28mm F4.5 XF Pancake lens is a budget-friendly and ultra-portable option.
Why Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle is better
Image Quality
Canon lens has superior optical design.
Autofocus
Canon's STM technology provides quieter operation.
Low-Light Performance
Wider aperture allows for better low-light shooting.
Why VILTROX is better
Price
VILTROX lens is significantly cheaper.
Portability
VILTROX lens is lighter and slimmer.
Ease of Use
VILTROX features an innovative slide cap design.
Overall score
Specifications
| Spec | Canon RF28mm F2.8 STM Lens, RF Mount, Wide-Angle | VILTROX |
|---|---|---|
| Focal Length | 28mm | 28mm |
| Max Aperture | f/2.8 | f/4.5 |
| Min Focus Dist. | 9 in. | Not specified |
| Weight | 0.5 lbs | 0.13 lbs |
| Autofocus | STM | Efficient |
Dimension comparison
Overview of the Canon RF28mm F2.8 STM Lens
The Canon RF28mm F2.8 STM Lens is designed for full-frame cameras and is priced at $299.00. This lens offers a versatile 28mm focal length, making it suitable for both photography and videography. With its compact design, it is an excellent choice for travel and street photography, delivering high-quality images thanks to its aspheric elements and Canon's Super Spectra Coating, which minimizes ghosting and flare.
This lens features a maximum aperture of f/2.8, providing good low-light performance, and a minimum focus distance of approximately 9 inches. It is particularly well-suited for Canon's EOS R series cameras, and it maintains a lightweight profile that complements the compact nature of mirrorless systems. The RF28mm lens is a great entry point for anyone stepping into full-frame photography.
Overview of the VILTROX 28mm F4.5 XF Pancake APS-C
The VILTROX 28mm F4.5 XF Pancake lens is positioned as a budget-friendly option for Fuji X-Mount cameras, retailing at just $99.00. This lens is lightweight and slim, weighing only 60 grams and measuring 15.3mm in thickness, making it the lightest and thinnest offering from Viltrox. Its wide-angle perspective is optimized for landscapes, architecture, and environmental portraits, providing versatility for various shooting scenarios.
Equipped with efficient autofocus and a multi-layer coating to reduce ghosting and flare, the VILTROX lens aims to deliver sharp and vibrant images. Additionally, its innovative slide cap design transforms into a lens cover, adding convenience for users on the go. Given its price point, it serves as an excellent option for those looking to enhance their photography without breaking the bank.
Image Quality Comparison
In terms of image quality, the Canon RF28mm F2.8 STM Lens excels with its three aspheric elements and Canon Super Spectra Coating to minimize optical issues. This lens is specifically tailored for full-frame cameras, ensuring excellent clarity and detail in images. The f/2.8 maximum aperture allows for effective light capture, contributing to sharp images in various lighting conditions.
On the other hand, the VILTROX 28mm F4.5 XF Pancake lens also claims exceptional image quality, featuring 6 elements in 6 groups, including 2 ED and 2 aspherical lenses. This design aims to produce sharp images and vibrant colors, with the additional benefit of stunning starburst effects. While both lenses are designed to minimize ghosting and flare, the Canon lens may have the upper hand in low-light performance due to its wider aperture.
Autofocus Performance
Autofocus performance is a crucial aspect for many photographers, particularly those shooting video. The Canon RF28mm F2.8 STM lens employs Canon's leadscrew type STM focus drive, which is designed for smooth and quiet autofocus operation. This feature makes it well-suited for video applications, where noise can be a distraction.
Conversely, the VILTROX 28mm F4.5 XF Pancake lens boasts efficient autofocus capabilities, allowing for quick and effortless shooting. Its compact design aids in maintaining focus accuracy without the need for complex setups. While both lenses provide reliable autofocus, the Canon lens's STM technology may offer a slight edge in terms of quiet operation, particularly for videographers.
Size and Portability
Portability is a significant consideration for many photographers, especially those who travel frequently. The Canon RF28mm F2.8 STM Lens is compact and lightweight, making it convenient for on-the-go shooting. Its slim profile pairs nicely with full-frame mirrorless systems, ensuring that it won't weigh down your gear.
In comparison, the VILTROX 28mm F4.5 XF Pancake lens takes portability to another level, being the lightest at only 60 grams and measuring just 15.3mm thick. This ultra-slim design makes it an ideal choice for photographers who prioritize minimalism and ease of transport. If size and weight are top priorities, the VILTROX lens clearly stands out.
Price Comparison
When it comes to pricing, there is a significant difference between the two lenses. The Canon RF28mm F2.8 STM Lens is priced at $299.00, while the VILTROX 28mm F4.5 XF Pancake lens is available for only $99.00. This makes the VILTROX lens about 67% cheaper than its Canon counterpart, providing a more budget-friendly option for photographers who may not require the features of a full-frame lens.
However, the price difference also reflects the intended use of each lens. The Canon lens is designed for full-frame cameras and offers specific features tailored for higher-end photography, while the VILTROX lens targets APS-C users looking for a lightweight and economical solution.
Conclusion of Features and Usability
Both the Canon RF28mm F2.8 STM Lens and the VILTROX 28mm F4.5 XF Pancake lens offer unique advantages that cater to different audiences. The Canon lens is ideal for full-frame users who prioritize image quality and advanced autofocus technology, while the VILTROX lens presents an exceptional value for those with APS-C cameras seeking portability and ease of use.
Ultimately, the decision may come down to camera compatibility and budget. While the Canon lens offers superior image quality and performance features, the affordability and compactness of the VILTROX lens make it a compelling choice for everyday photography.
Which should you buy?
Choosing between the Canon RF28mm F2.8 STM Lens and the VILTROX 28mm F4.5 XF Pancake lens largely depends on your camera system and intended use. If you own a full-frame Canon camera and want a lens that provides high-quality images and excellent autofocus for video, the Canon lens is the clear winner at $299.00. However, if you're looking for a cost-effective and lightweight option for a Fujifilm APS-C camera, the VILTROX lens at $99.00 is hard to beat. Each lens serves its purpose well, catering to the needs of different photographers in distinct scenarios.

