Canon RF-S18- vs TTartisan
Updated July 2026 — Canon RF-S18- wins on zoom range and weight, TTartisan wins on size and aperture.
The Canon RF-S18-150mm offers versatility and advanced features, while the TTartisan 27mm excels in portability and price. Choose based on your specific needs.
Why Canon RF-S18- is better
Versatility
Canon lens offers a wide zoom range.
Stabilization
Canon lens has advanced image stabilization.
Video Performance
Canon lens provides smoother autofocus for video.
Why TTartisan is better
Price
TTartisan lens is significantly cheaper.
Portability
TTartisan lens is ultra-compact and lightweight.
Aperture Control
TTartisan lens has a manual aperture ring.
Overall score
Specifications
| Spec | Canon RF-S18- | TTartisan |
|---|---|---|
| Focal Length | 18-150mm | 27mm |
| Max Aperture | f/3.5-6.3 | f/2.8 |
| Image Stabilization | Yes | No |
| Autofocus | Yes | Yes |
| Compatibility | RF mount | Fuji X-mount |
| Construction | 16 elements | 6 elements |
Dimension comparison
Overview of the Canon RF-S18-150mm F3.5-6.3 Telephoto Lens
The Canon RF-S18-150mm F3.5-6.3 Telephoto Lens is a versatile high-magnification zoom lens designed for APS-C cameras. With a current price of $569.00, it provides a zoom range from 18mm to 150mm, making it suitable for various photography styles. This lens features optical image stabilization, which offers up to 4.5 stops of shake correction, and even up to 6.5 stops when paired with compatible EOS R-series cameras. Its design is particularly beneficial for capturing sharp images in low-light conditions, making it an excellent choice for both photography and videography.
Overview of the TTartisan 27mm F2.8 Autofocus Lens
The TTartisan 27mm F2.8 Autofocus Lens is a compact and lightweight prime lens priced at $159.99. Designed for Fujifilm X-mount cameras, it offers a 41mm equivalent focal length, making it ideal for everyday shooting. The lens’ bright f/2.8 maximum aperture allows for effective low-light performance and creative depth-of-field control. Its pancake design, measuring less than 3cm thick, makes it incredibly portable, perfect for street and travel photography. This lens stands out for its combination of versatility and compactness, appealing to photographers on the go.
Image Quality Comparison
When it comes to image quality, both lenses have distinct strengths. The Canon RF-S18-150mm's optical image stabilization enhances its performance in various shooting situations, particularly in lower light. It offers a comprehensive zoom range, making it suitable for landscapes, portraits, and action shots. On the other hand, the TTartisan 27mm, with its prime lens construction of 6 elements in 5 groups, is engineered to deliver sharp images while minimizing chromatic aberrations. The addition of a 7-blade diaphragm ensures smooth bokeh, enhancing the aesthetic quality of photographs.
Design and Portability
Portability is a major factor for photographers who value convenience. The TTartisan 27mm lens excels with its ultra-compact design, making it easy to carry around without adding bulk to your camera bag. Weighing significantly less than the Canon RF-S18-150mm, it is perfect for spontaneous shooting. Conversely, while the Canon lens offers a versatile zoom range, it is bulkier and heavier, which may be less appealing for those who prioritize a lightweight setup. Thus, for travel and street photography, the TTartisan holds an advantage in design and portability.
Autofocus Performance
The Canon RF-S18-150mm features a lead screw-type STM that ensures smooth autofocus, especially when shooting videos. This is crucial for videographers who need to capture dynamic scenes without distracting background noise. In contrast, the TTartisan 27mm also provides autofocus functionality, along with a manual focus override and an adjustable aperture ring. This versatility allows photographers to switch between autofocus and manual control based on their preferences. Both lenses perform well in their respective categories, but the Canon lens may have the edge for video work due to its quiet operation.
Price and Value
In terms of price, the Canon RF-S18-150mm is significantly more expensive at $569.00 compared to the TTartisan 27mm, which retails for $159.99. This makes the TTartisan about 72% cheaper, presenting an attractive option for budget-conscious photographers. However, the value of each lens varies depending on the intended use. The Canon lens offers a broad zoom range and advanced stabilization features, making it a robust choice for avid photographers. In contrast, the TTartisan lens provides excellent value for those who need a reliable, compact lens for everyday shooting without breaking the bank.
Compatibility and Use Cases
The Canon RF-S18-150mm is designed specifically for APS-C cameras with the RF mount but can also be used with full-frame EOS R-series cameras in a cropped mode. This flexibility makes it a great option for diverse photography styles, including landscapes and sports. Meanwhile, the TTartisan 27mm lens is compatible with a wide variety of Fujifilm X-mount cameras, making it versatile for different shooting scenarios, such as street and travel photography. Each lens is tailored to its camera system, ensuring optimal performance in its designated use cases.
Which should you buy?
Choosing between the Canon RF-S18-150mm F3.5-6.3 Telephoto Lens and the TTartisan 27mm F2.8 Autofocus Lens ultimately depends on your photography needs. If you require a versatile zoom lens capable of handling a range of scenarios and are willing to invest more, the Canon lens is the clear choice. However, for those seeking a lightweight, budget-friendly option for everyday use, the TTartisan lens excels in portability and price. Weighing the features and your budget will guide you to the best lens for your photography journey.

