Canon RF45mm F1.2 STM vs VILTROX
Updated July 2026 — Canon RF45mm F1.2 STM wins on weight and aperture, VILTROX wins on autofocus and focal length.
The Canon RF45mm F1.2 STM offers superior low-light performance and value, while the VILTROX 16mm F1.8 FE Lens excels in wide-angle versatility.
Why Canon RF45mm F1.2 STM is better
Price
Canon lens is $111 cheaper
Aperture
Canon has a larger f/1.2 aperture
Portability
Canon lens is more compact and lightweight
Why VILTROX is better
Wide Angle
VILTROX has a 16mm focal length
Autofocus
VILTROX features advanced autofocus technology
Build Quality
VILTROX has a full metal body for durability
Overall score
Specifications
| Spec | Canon RF45mm F1.2 STM | VILTROX |
|---|---|---|
| Aperture | f/1.2 | f/1.8 |
| Focal Length | 45mm | 16mm |
| Weight | 1.5 lbs | 1.22 lbs |
| Auto Focus | Standard | Advanced |
| Price | $469 | $580 |
Dimension comparison
Overview of the Canon RF45mm F1.2 STM and VILTROX 16mm F1.8 FE Lens
The Canon RF45mm F1.2 STM is priced at $469.00, while the VILTROX 16mm F1.8 FE Lens is priced at $580.00, making the Canon lens about 17% cheaper than its competitor. Both products cater to different photographic needs, showcasing unique features and advantages tailored to various shooting scenarios.
Design and Build Quality
The Canon RF45mm F1.2 STM lens is designed with a compact form factor that combines a large-diameter mount with a short back focus. This design, enhanced by digital distortion correction, results in a lightweight and portable lens without compromising on performance. In contrast, the VILTROX 16mm F1.8 FE Lens weighs 19.5 ounces and features a full metal body, which provides robust durability but may feel heavier when mounted on a camera for extended periods. The Canon lens is perfectly suited for creators looking for an economical and compact solution.
Aperture Performance
The Canon RF45mm F1.2 STM offers an impressive f/1.2 aperture, enabling faster shutter speeds in low-light conditions and creating stunning bokeh that isolates subjects from the background. On the other hand, the VILTROX 16mm F1.8 FE Lens features a slightly smaller f/1.8 aperture, which still allows for excellent low-light performance but does not achieve the same level of background blur as the Canon lens. Thus, while both lenses excel in capturing low-light imagery, the Canon lens provides a distinct edge for those prioritizing aperture performance.
Focal Length and Versatility
With a focal length of 45mm, the Canon RF45mm F1.2 STM is a standard prime lens ideal for portraits, lifestyle photography, and everyday narratives. Its versatility makes it an excellent choice for various shooting scenarios. Conversely, the VILTROX 16mm F1.8 FE Lens, with its ultra-wide 16mm focal length, is tailored for expansive landscapes, architectural photography, and interiors. This wider angle allows photographers to capture more of the scene, making it a preferred choice for street photography and even astrophotography. Each lens serves unique creative purposes, depending on the photographer's needs.
Autofocus Capabilities
The VILTROX 16mm F1.8 FE Lens features a built-in STM stepping motor, providing precise and fast autofocus that is particularly beneficial for tracking moving subjects. Its advanced eye and face recognition technology further enhances its ability to maintain focus on subjects in dynamic scenes. In comparison, while the Canon RF45mm F1.2 STM does not highlight specific autofocus features, its design aims to minimize aberrations and enhance overall image quality. Photographers requiring rapid focus adjustments, especially in fast-paced environments, may find the VILTROX lens to be more advantageous.
Optical Quality
The optical quality of both lenses is noteworthy, with the Canon RF45mm F1.2 STM incorporating one PMo aspheric lens to reduce aberrations, a first for Canon in a f/1.2 lens. This contributes to its ability to deliver soft and expressive visuals. The VILTROX 16mm F1.8 FE Lens boasts 12 groups of 15 optical elements, including three aspherical lenses, which work together to achieve ultra-high resolution and vivid detail across the frame. Both lenses promise exceptional image quality, but the specific optical designs cater to different types of photography.
Price Point and Value
At $469.00, the Canon RF45mm F1.2 STM is positioned as a more cost-effective option compared to the VILTROX 16mm F1.8 FE Lens, which is priced at $580.00. The price difference of about $111 may appeal to budget-conscious photographers looking for high-quality lenses without breaking the bank. While both lenses offer excellent features, the Canon lens provides significant value for its performance and price, making it an attractive option for a wider audience.
Which should you buy?
Choosing between the Canon RF45mm F1.2 STM and the VILTROX 16mm F1.8 FE Lens largely depends on your specific photographic needs. If you prioritize low-light performance and portrait photography, the Canon lens offers superior aperture capabilities at a lower price. However, if your focus is on wide-angle shots, landscapes, or architectural photography, the VILTROX lens provides the versatility required for those situations. Ultimately, both lenses present compelling features, but your choice will hinge on the types of photography you engage in most frequently.

