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Canon RF-S18- vs TTArtisan AF

Updated July 2026 — Canon RF-S18- leads on price and weight.

The Canon RF-S18-150mm offers versatility and advanced features, while the TTArtisan AF 56mm excels in low-light and portrait photography at a lower price.

Why Canon RF-S18- is better

Versatility

Canon offers a zoom range of 18-150mm.

Image Stabilization

Canon has up to 6.5 stops of stabilization.

Build Quality

Canon lens is designed for various shooting situations.

Why TTArtisan AF is better

Price

TTArtisan is 77% cheaper.

Aperture

TTArtisan has a larger f/1.8 aperture.

Weight

TTArtisan is lighter and more compact.

Overall score

Canon RF-S18-
85
TTArtisan AF
75

Specifications

SpecCanon RF-S18-TTArtisan AF
Focal Length18-150mm56mm
Aperturef/3.5-6.3f/1.8
StabilizationYesNo
AutofocusLead screw STMSTM with eye focus
MaterialPlasticMetal

Dimension comparison

Canon RF-S18-TTArtisan AF

Overview

The Canon RF-S18-150mm F3.5-6.3 Telephoto Lens is priced at $569.00, while the TTArtisan AF 56mm F1.8 Fuji XF is available for $129.00. This makes the TTArtisan lens about 77% cheaper than the Canon lens. Both lenses cater to different photographic needs and preferences, making them fascinating options for photographers.

Design and Build Quality

The build quality of both lenses reflects their respective brands’ commitment to durability and aesthetics. The Canon RF-S18-150mm features a compact design tailored for APS-C cameras, emphasizing versatility in various shooting situations. Meanwhile, the TTArtisan AF 56mm boasts a metal barrel and mount crafted from aviation aluminum, giving it a premium feel that matches well with the retro style of Fuji cameras.

While the Canon lens presents a practical approach with a focus on functionality, the TTArtisan lens emphasizes aesthetics with its retro design. Both are designed to withstand regular use, but the metal construction of the TTArtisan lens may give it a slight edge in terms of durability and tactile satisfaction.

Focusing Mechanism

The focusing mechanisms differ significantly between the two lenses. The Canon RF-S18-150mm utilizes a lead screw-type STM for smooth and quiet autofocus, making it ideal for video shooting where noise can be disruptive. It also features Dual Pixel CMOS AF coverage, which enhances its autofocus performance in both stills and video.

On the other hand, the TTArtisan AF 56mm is equipped with an STM stepping motor that allows for precise and agile focusing. Additionally, it features eye recognition focus, which can be particularly beneficial for portrait photographers looking to capture sharp images of subjects’ eyes. The focus capabilities of both lenses cater to different types of photography, with Canon focusing on versatility and TTArtisan emphasizing portraiture.

Aperture and Low-Light Performance

The aperture of a lens plays a crucial role in its performance, especially in low-light conditions. The Canon RF-S18-150mm has a variable aperture of f/3.5-6.3, which may limit its effectiveness in dimly lit environments. This makes it more suited for outdoor or well-lit indoor photography.

Conversely, the TTArtisan AF 56mm features a large aperture of f/1.8. This allows significantly more light to enter the camera, making it better suited for low-light photography and achieving a shallow depth of field. The ability to create soft bokeh with the TTArtisan lens can enhance portrait shots by isolating subjects against a blurred background, adding a stylistic touch that may appeal to many photographers.

Versatility and Zoom Range

When it comes to versatility, the Canon RF-S18-150mm clearly stands out with its impressive zoom range of 18-150mm. This wide-ranging capability allows photographers to capture everything from wide-angle landscapes to tight close-ups without the need for multiple lenses. It is ideal for those who want a single lens to handle a variety of shooting scenarios.

In contrast, the TTArtisan AF 56mm offers a fixed focal length, which may limit its versatility in comparison. However, the dedicated 56mm focal length is perfect for portraiture and street photography, where a more focused approach can yield stunning results. Each lens serves a different purpose, with Canon emphasizing adaptability and TTArtisan focusing on specialized shooting.

Image Stabilization

Image stabilization is a crucial feature for achieving sharper images, particularly in challenging shooting conditions. The Canon RF-S18-150mm incorporates in-lens optical image stabilization that provides up to 4.5 stops of shake correction, and this can extend up to 6.5 stops when used with compatible EOS R series cameras featuring In-Body Image Stabilizer (IBIS). This is particularly beneficial for handheld shooting in low light or while using slower shutter speeds.

The TTArtisan AF 56mm, however, does not mention any image stabilization features. While its large aperture helps in low-light conditions, the absence of stabilization may require more careful handling or the use of a tripod, especially during slower shutter speeds. Thus, the Canon lens offers a clear advantage for those prioritizing image stabilization.

Price Comparison

Price is a significant factor for many photographers when deciding on gear. The Canon RF-S18-150mm is priced at $569.00, while the TTArtisan AF 56mm is available for $129.00. This represents a substantial difference, with the TTArtisan lens being about 77% less expensive. For photographers on a budget or those just starting, this price point makes the TTArtisan an attractive option without sacrificing essential features.

However, the investment in the Canon lens may be justified for those who require the versatility of a zoom lens and the advanced features it offers, such as image stabilization and a broader focal range.

Which should you buy?

Choosing between the Canon RF-S18-150mm F3.5-6.3 Telephoto Lens and the TTArtisan AF 56mm F1.8 Fuji XF ultimately depends on your photography needs. If versatility and advanced features like image stabilization are crucial for your work, the Canon lens is worth the higher price. On the other hand, if you are looking for an affordable option that excels in portraiture and low-light conditions, the TTArtisan lens offers remarkable value. Consider your shooting style, budget, and the specific features that matter most to you before making your decision.