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Canon RF-S18- vs TTArtisan 7.

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

The Canon RF-S18-150mm offers superior versatility and features, while the TTArtisan 7.5mm provides excellent value for creative photography.

Why Canon RF-S18- is better

Image Stabilization

Canon lens offers up to 6.5 stops of stabilization.

Autofocus

Canon lens features advanced autofocus capabilities.

Versatility

Canon lens covers a wide zoom range from 18-150mm.

Why TTArtisan 7. is better

Price

TTArtisan lens is significantly cheaper.

Creative Potential

TTArtisan lens has a large aperture for low-light shooting.

Compactness

TTArtisan lens is smaller and easier to handle.

Overall score

Canon RF-S18-
85
TTArtisan 7.
70

Specifications

SpecCanon RF-S18-TTArtisan 7.
BrandCanonTTARTISAN
Max ApertureF3.5-6.3F2.0
Image StabilizationYesNo
Autofocus TypeSTMNot specified
Zoom CapabilityYesNo

Dimension comparison

Canon RF-S18-TTArtisan 7.

Overview of the Canon RF-S18-150mm and TTArtisan 7.5mm F2.0

The Canon RF-S18-150mm F3.5-6.3 Telephoto Lens is positioned as a versatile choice for APS-C cameras, while the TTArtisan 7.5mm F2.0 offers a unique fisheye perspective at a significantly lower price point. At $569.00, the Canon lens is about 309% more expensive than the TTArtisan lens, which retails for $139.00. The price difference highlights a fundamental contrast in the intended use and capabilities of these lenses.

Target Audience and Use Cases

The Canon RF-S18-150mm is designed for photographers seeking a high-magnification zoom lens that covers a broad range from standard-angle to telephoto, making it ideal for landscapes, portraits, and sports photography. In contrast, the TTArtisan 7.5mm F2.0 is targeted at users interested in creative photography, particularly those who enjoy capturing wide-angle shots and environmental portraits. Its fisheye capability allows for unique visual storytelling, especially in street and landscape photography.

Image Stabilization Features

The Canon RF-S18-150mm boasts impressive in-lens optical image stabilization, providing up to 4.5 stops of shake correction. This feature is crucial for capturing sharp images in dynamic environments or low-light conditions. When paired with EOS R series cameras featuring In-Body Image Stabilizer (IBIS), stabilization improves up to 6.5 stops. On the other hand, the TTArtisan lens does not specifically mention image stabilization, which may limit its performance in similar scenarios. The stabilization capabilities of the Canon lens make it a superior choice for users concerned about camera shake.

Autofocus Performance

Autofocus performance is a strong point for the Canon RF-S18-150mm. It features a lead screw-type STM that enables smooth and quiet autofocus, essential for video shooting where audio clarity is crucial. The lens provides 100% Dual Pixel CMOS AF coverage for APS-C sensors and 80% coverage for full-frame sensors in crop mode. The TTArtisan 7.5mm, however, does not provide detailed information about its autofocus capabilities, which may deter users looking for a reliable autofocus experience. For those prioritizing video or fast-action photography, the Canon lens clearly outshines the TTArtisan.

Creative Potential and Aperture

The TTArtisan 7.5mm F2.0 stands out with its large maximum aperture of F2.0, which is beneficial for low-light shooting and provides more creative opportunities for depth of field manipulation. This aperture allows for greater light intake, making it suitable for various shooting conditions. In contrast, the Canon RF-S18-150mm's variable aperture of F3.5-6.3 limits its performance in low-light environments. For photographers focused on creative expression and versatility in challenging lighting, the TTArtisan lens offers distinct advantages.

Build Quality and Design

The Canon RF-S18-150mm lens is constructed with a focus on durability and ease of use, ideal for everyday shooting scenarios. Its design allows for automatic APS-C sensor cropping when mounted on full-frame EOS R-series cameras. The TTArtisan 7.5mm, while compact and easy to handle, may not match the robust build quality of the Canon lens. Users who prioritize longevity and durability in their photographic equipment might lean towards the Canon option.

Price Considerations

At $569.00, the Canon RF-S18-150mm is a significant investment compared to the TTArtisan 7.5mm, which is priced at $139.00. This price difference of about $430 emphasizes the Canon lens's premium features and capabilities, such as advanced stabilization, extensive zoom range, and superior autofocus. However, for those on a budget or those who don’t require the extensive features of the Canon lens, the TTArtisan offers an exceptional value for creative photography at a fraction of the price.

Which should you buy?

Choosing between the Canon RF-S18-150mm and the TTArtisan 7.5mm F2.0 ultimately depends on your specific needs and budget. If you are a photographer looking for versatility, superior stabilization, and reliable autofocus, the Canon lens is the better option despite its higher price. However, if you are on a budget or interested in creative, wide-angle photography, the TTArtisan lens provides excellent value and unique capabilities. Consider what features matter most to you and your photography style when making your decision.