Canon RF-S18- vs TTArtisan
Updated July 2026 — Canon RF-S18- wins on price and focal length, TTArtisan wins on weight.
The Canon RF-S18-150mm offers greater versatility and advanced stabilization, while the TTArtisan 40mm excels in low-light performance and portability.
Why Canon RF-S18- is better
Versatility
Canon lens covers a wide zoom range of 18-150mm.
Image Stabilization
Canon lens offers up to 6.5 stops of stabilization.
Autofocus
Canon lens has enhanced autofocus for video recording.
Why TTArtisan is better
Low-Light
TTArtisan lens has a larger F2.0 aperture.
Portability
TTArtisan lens is compact and lightweight.
Price
TTArtisan lens is significantly cheaper at $168.
Overall score
Specifications
| Spec | Canon RF-S18- | TTArtisan |
|---|---|---|
| Brand | Canon | TTARTISAN |
| Max Aperture | F3.5-6.3 | F2.0 |
| Image Stabilization | Yes | No |
| Autofocus | STM | STM |
| Zoom Range | 18-150mm | 40mm |
Dimension comparison
Overview of the Canon RF-S18-150mm and TTArtisan 40mm
When comparing the Canon RF-S18-150mm F3.5-6.3 Telephoto Lens and the TTArtisan 40mm F2 L, it's clear that they cater to different photography needs. The Canon lens is priced at $569.00, while the TTArtisan lens is significantly cheaper at $168.00, making it about 70% less expensive than its counterpart. This price disparity reflects the intended use and features of each lens, with the Canon lens designed for versatility in various shooting conditions and the TTArtisan lens focusing on delivering high-quality images in a compact form.
Image Stabilization Capabilities
The Canon RF-S18-150mm excels in image stabilization, offering up to 4.5 stops of shake correction, and up to 6.5 stops when paired with EOS R series cameras featuring In-Body Image Stabilizer (IBIS). This advanced stabilization is particularly beneficial for capturing sharp photos in low-light situations or during motion, making it an excellent choice for dynamic photography. In contrast, the TTArtisan 40mm does not feature any image stabilization, which may require the photographer to use faster shutter speeds or rely on other stabilization methods, particularly in challenging lighting conditions.
Focal Length Versatility
With a zoom range of 18-150mm, the Canon RF-S18-150mm offers exceptional versatility for various photographic scenarios, from landscapes to portraits and even sports. This wide focal range allows photographers to cover standard-angle to telephoto perspectives without changing lenses. On the other hand, the TTArtisan 40mm, while being a prime lens, provides a fixed focal length that is versatile for street and travel photography. However, its 40mm focal length may not accommodate the same wide range of shooting scenarios as the Canon lens.
Autofocus Performance
The autofocus system of the Canon RF-S18-150mm is enhanced by a lead screw-type STM, which ensures smooth and quiet focusing, particularly advantageous when shooting videos. This feature is particularly important for content creators who prioritize audio quality alongside visual sharpness. The TTArtisan 40mm, however, also utilizes an STM motor for quick and precise focusing, which is beneficial for capturing spontaneous moments in street photography. While both lenses offer reliable autofocus, the Canon lens may edge out slightly due to its additional capabilities designed for video recording.
Low-Light Performance
The TTArtisan 40mm F2 L features a larger aperture of F2.0, allowing more light to enter the lens, which significantly enhances its low-light performance. This makes it an excellent option for photographers who frequently shoot in dim environments or at night. The Canon RF-S18-150mm, with its maximum aperture of F3.5-6.3, may struggle in low-light conditions compared to the TTArtisan. However, the Canon's image stabilization can help mitigate some of these challenges when shooting in low light.
Build Quality and Design
Both lenses are designed with different priorities in mind. The Canon RF-S18-150mm lens incorporates a robust design suitable for a variety of shooting conditions, ensuring durability and reliability. Its larger build caters to users who may require more extensive zoom capabilities. Conversely, the TTArtisan 40mm is compact and lightweight, weighing only around 167-176g, making it easy to carry during travel or street photography sessions. This portability is a significant advantage for photographers seeking a lens that won't weigh them down.
Target Audience and Use Cases
The Canon RF-S18-150mm is ideal for photographers looking for an all-around lens that can handle diverse shooting scenarios, making it a suitable choice for both amateurs and professionals. Its versatility, coupled with advanced stabilization, makes it a go-to option for everything from casual snapshots to serious videography. In contrast, the TTArtisan 40mm is tailored more towards enthusiasts interested in street, travel, and documentary photography. Its compact size and excellent image quality cater to those who prioritize mobility without compromising on performance.
Which should you buy?
Choosing between the Canon RF-S18-150mm and the TTArtisan 40mm ultimately depends on your specific photography needs. If you seek versatility, advanced stabilization, and a wide zoom range, the Canon RF-S18-150mm is worth the investment at $569.00. However, if you're looking for a budget-friendly lens that excels in low-light conditions and is easy to carry, the TTArtisan 40mm at $168.00 presents a compelling case. Each lens serves its purpose well, so your decision should align with your shooting style and preferences.

