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Canon RF45mm F1.2 STM vs VILTROX

Updated July 2026 — Canon RF45mm F1.2 STM wins on price and weight, VILTROX wins on focus speed and aperture.

The Canon RF45mm F1.2 STM excels in low-light performance and image quality, while the VILTROX 9mm F2.8 E offers great value and portability.

Why Canon RF45mm F1.2 STM is better

Aperture

Canon has a wider maximum aperture of f/1.2.

Image Quality

Canon delivers superior sharpness and contrast.

Build Quality

Canon features a premium build with advanced optics.

Why VILTROX is better

Price

VILTROX is significantly cheaper at $199.

Weight

VILTROX is more compact and lightweight.

Compatibility

VILTROX is designed for Sony E-mount cameras.

Overall score

Canon RF45mm F1.2 STM
88
VILTROX
75

Specifications

SpecCanon RF45mm F1.2 STMVILTROX
Max Aperturef/1.2f/2.8
Focal Length45mm9mm
Mount TypeCanon RFSony E
AutofocusYesYes
Image StabilizationNoNo

Dimension comparison

Canon RF45mm F1.2 STMVILTROX

Overview of the Canon RF45mm F1.2 STM and VILTROX 9mm F2.8 E

The Canon RF45mm F1.2 STM lens is designed for versatile photography, offering a wide aperture for stunning low-light performance. In contrast, the VILTROX 9mm F2.8 E is a compact wide-angle lens that excels in mobility and compatibility with Sony E-mount cameras. This comparison will explore their features, performance, and suitability for various photography styles.

Pricing and Value

The Canon RF45mm F1.2 STM is priced at $469.00, while the VILTROX 9mm F2.8 E is significantly less expensive at $199.00, making it about 57% cheaper than the Canon lens. For photographers on a budget or those seeking a lightweight, portable option, the VILTROX offers exceptional value without sacrificing key features. However, the Canon lens justifies its higher price with a wider aperture and premium build quality, appealing to professional creators looking for superior performance.

Build Quality and Design

The Canon RF45mm F1.2 STM boasts a compact design combined with a large-diameter mount, making it suitable for advanced photography. Its short back focus enhances portability without compromising image quality. On the other hand, the VILTROX 9mm F2.8 E is also compact and lightweight, making it ideal for on-the-go shooting. The design of both lenses reflects thoughtful engineering, but the Canon lens might be a better choice for those who prioritize durability and higher-end materials.

Aperture and Low-Light Performance

The Canon RF45mm F1.2 STM features a remarkable maximum aperture of f/1.2, allowing photographers to achieve faster shutter speeds in low-light settings while delivering stunning bokeh. This capability makes it particularly suited for portrait and lifestyle photography. In comparison, the VILTROX 9mm F2.8 E has a maximum aperture of f/2.8, which, while still decent for low-light scenarios, does not match the Canon's performance. Photographers focused on capturing delicate details in dimly lit environments may find the Canon lens significantly advantageous.

Autofocus and Usability

Both lenses feature advanced autofocus systems, but they cater to different needs. The VILTROX 9mm F2.8 E is equipped with a built-in STM stepping motor, ensuring precise and reliable autofocus with lower latency, making it ideal for quick subjects and dynamic scenes. The Canon RF45mm F1.2 STM also offers effective autofocus capabilities, enhanced by its large aperture, which provides better subject isolation. For creators who shoot fast-moving subjects or require quick focus adjustments, the VILTROX lens may provide an edge in usability.

Image Quality and Performance

The Canon RF45mm F1.2 STM is designed to deliver exceptional image quality, particularly in terms of sharpness and contrast, thanks to its advanced optical design that includes a PMo aspheric lens to reduce aberrations. This lens excels in delivering images with a three-dimensional look, giving users the ability to create stunning visuals. The VILTROX 9mm F2.8 E, while also capable of producing high-quality images, may not achieve the same level of sharpness and depth as the Canon lens, especially in challenging lighting conditions. This could be a crucial consideration for professionals who require top-tier image quality.

Compatibility and Versatility

The Canon RF45mm F1.2 STM is compatible with Canon's RF mount system, making it suitable for a range of Canon mirrorless cameras. In contrast, the VILTROX 9mm F2.8 E is specifically designed for Sony E-mount cameras, including models like the a6400 and a6500, enhancing its versatility for Sony users. Each lens serves a different audience, so the choice will depend largely on the camera system you are using. If you own a Canon camera, the RF45mm is a clear choice, while Sony users will find the VILTROX to be an excellent addition to their kit.

Target Audience and Use Cases

The Canon RF45mm F1.2 STM targets professional photographers and serious enthusiasts who require a high-performance lens for portraits, events, and low-light situations. Its ability to create beautiful bokeh and capture fine details makes it ideal for artistic photography. On the other hand, the VILTROX 9mm F2.8 E is perfect for travel photographers and content creators who prioritize a lightweight and compact design without sacrificing image quality. Its wide-angle capabilities make it suitable for landscapes and architectural shots, appealing to a different user base.

Which should you buy?

Choosing between the Canon RF45mm F1.2 STM and the VILTROX 9mm F2.8 E ultimately depends on your specific needs and budget. If you're looking for a premium lens that excels in low-light performance and produces stunning bokeh, the Canon RF45mm is worth the investment. However, if you prefer a more affordable, lightweight option that offers great versatility for everyday photography, the VILTROX 9mm is an excellent choice. Each lens serves its purpose well, but your decision should align with your camera system and the type of photography you intend to pursue.