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, making it a better choice for most photographers, while the TTArtisan 7.5mm provides unique creative options at a lower price.
Why Canon RF-S18- is better
Versatility
Canon lens covers a wide zoom range.
Stabilization
Canon lens has advanced image stabilization.
Autofocus
Canon lens features smooth and quiet autofocus.
Why TTArtisan 7. is better
Price
TTArtisan lens is significantly cheaper.
Creative Effect
TTArtisan offers unique fisheye perspectives.
Lightweight
TTArtisan is more compact and easier to carry.
Overall score
Specifications
| Spec | Canon RF-S18- | TTArtisan 7. |
|---|---|---|
| Lens Type | Telephoto | Fisheye |
| Aperture | F3.5-6.3 | F2.0 |
| Image Stabilization | Yes | No |
| Focus Type | Autofocus | Manual |
| Angle of View | 84° | 180° |
Dimension comparison
Price Comparison
The Canon RF-S18-150mm F3.5-6.3 Telephoto Lens is priced at $569.00, while the TTArtisan 7.5mm F2.0 for Sony is significantly cheaper at $139.00, making it about 75% less expensive. This substantial price difference may influence buyers looking for a budget-friendly option. The Canon lens is positioned as a versatile, all-around lens suitable for various photography styles, while the TTArtisan lens is specifically designed for creative, wide-angle shots and astrophotography. Depending on your budget and needs, the price point could be a crucial factor in your decision.
Lens Type and Purpose
The Canon RF-S18-150mm is a telephoto lens, ideal for capturing a range of subjects from landscapes to portraits due to its 18-150mm zoom range. In contrast, the TTArtisan 7.5mm is a fisheye lens that provides a unique 180° perspective, perfect for creative and artistic photography. This distinction in lens types makes the Canon more versatile for everyday use, while the TTArtisan is tailored for specific creative effects, such as exaggerated perspectives. If your photography focuses on versatility, the Canon lens may be more appropriate, whereas the TTArtisan is suited for those looking to explore artistic dimensions.
Image Stabilization
The Canon RF-S18-150mm features in-lens optical image stabilization that provides up to 4.5 stops of shake correction, and even up to 6.5 stops when paired with compatible EOS R series cameras equipped with In-Body Image Stabilizer (IBIS). This makes it beneficial for low-light situations and motion shots. On the other hand, the TTArtisan 7.5mm lacks built-in stabilization, which could lead to less control over blurry images in challenging shooting conditions. For photographers who prioritize sharp images in varying conditions, the stabilization features of the Canon lens may be a significant advantage.
Autofocus Capabilities
The Canon RF-S18-150mm incorporates a lead screw-type stepping motor (STM), which offers smooth and quiet autofocus, particularly advantageous for video shooting. This feature enhances the user experience by minimizing background noise, allowing for more discreet filming. Conversely, the TTArtisan 7.5mm is a manual focus lens, which could require more skill and patience from users, especially in dynamic shooting environments. For those who frequently shoot videos or need reliable autofocus, the Canon lens presents a clear benefit, while the TTArtisan will appeal more to experienced photographers who prefer manual controls.
Creative Versatility
The Canon RF-S18-150mm is praised for its versatility, suitable for landscapes, portraits, sports, and more, thanks to its broad zoom range. Its design promotes flexibility for various shooting scenarios. In contrast, the TTArtisan 7.5mm offers a distinctive creative flair with its fisheye effect, allowing for unique compositions and perspectives, especially in architecture and astrophotography. While the Canon lens excels in general-purpose photography, the TTArtisan caters to those looking to make bold artistic statements. Depending on your creative vision, one lens may resonate more with your style than the other.
Compatibility
The Canon RF-S18-150mm is specifically designed for Canon APS-C cameras and is compatible with full-frame EOS R-series cameras, automatically enabling crop mode. Meanwhile, the TTArtisan 7.5mm is compatible with a wide range of Sony APS-C models, including the A6000 series and A7 series, making it versatile for Sony users. This compatibility may play a significant role in your decision, particularly if you already own a camera from one of these brands. Each lens caters to different systems, so ensure your choice aligns with your current equipment.
User Experience
The Canon RF-S18-150mm is built with the user in mind, featuring an intuitive design that emphasizes ease of use for both photography and videography. Its autofocus and stabilization features enhance the overall shooting experience, making it suitable for beginners and seasoned pros alike. On the other hand, the TTArtisan 7.5mm, while offering unique artistic capabilities, demands a more hands-on approach due to its manual focus design. This may appeal to photographers who enjoy the creative process and have the time to experiment with their shots, but could be a drawback for those seeking convenience and efficiency in their photography.
Which should you buy?
Choosing between the Canon RF-S18-150mm and the TTArtisan 7.5mm ultimately depends on your specific needs and preferences. If you require a versatile lens for a wide range of photography types, the Canon RF-S18-150mm is a strong choice with its superior image stabilization, autofocus capabilities, and broader zoom range. However, if you're looking for a budget-friendly option that offers unique creative perspectives, the TTArtisan 7.5mm could be the perfect fit. Consider your budget, photography style, and the type of shooting you intend to do before making your final decision.

