Canon RF 75- vs TTARTISAN AF
Updated July 2026 — Canon RF 75- wins on focal length and filter size, TTARTISAN AF wins on weight and size.
The Canon RF 75-300mm lens excels in versatility and image quality, while the TTARTISAN AF 27mm lens offers portability and affordability. Choose based on your specific photography needs.
Why Canon RF 75- is better
Versatility
Canon lens offers a zoom range of 75-300mm.
Image Quality
Canon lens optimized for sharpness with Super Spectra Coating.
Focal Length
Canon lens suitable for sports and wildlife photography.
Why TTARTISAN AF is better
Portability
TTARTISAN lens is ultra-compact and easy to carry.
Price
TTARTISAN lens is approximately 37% cheaper.
Low-Light Performance
TTARTISAN lens has a wider f/2.8 aperture.
Overall score
Specifications
| Spec | Canon RF 75- | TTARTISAN AF |
|---|---|---|
| Aperture | f/4-5.6 | f/2.8 |
| Focal Length | 75-300mm | 27mm |
| Autofocus | DC Motor | STM |
| Weight | 1.1 lbs | 0.5 lbs |
| Price | $253.95 | $159.99 |
Dimension comparison
Overview of the Canon RF 75-300mm f/4-5.6 Lens and TTARTISAN AF 27mm f2.8 Lens
The Canon RF 75-300mm f/4-5.6 Lens offers a versatile zoom range suitable for a variety of photography styles, while the TTARTISAN AF 27mm f2.8 Lens stands out for its ultra-compact design. The Canon lens is priced at $253.95, making it a significant investment, whereas the TTARTISAN lens is more budget-friendly at $159.99, which is about 37% cheaper. Both lenses target different photography needs and camera systems, with the Canon lens designed for RF-mount cameras and the TTARTISAN lens tailored for Fujifilm's X-mount cameras.
Design and Portability
The design and portability of a lens can greatly influence a photographer's choice. The TTARTISAN AF 27mm f2.8 Lens is an ultra-compact pancake lens, making it exceptionally easy to carry, perfect for travel and street photography. In contrast, while the Canon RF 75-300mm f/4-5.6 Lens is lightweight for a telephoto zoom at just over 1 lb, it is inherently bulkier due to its zoom capabilities. The Canon lens features a 58mm filter thread and a more significant physical presence, which may be a consideration for those prioritizing portability.
Focal Length and Versatility
When it comes to focal length, the Canon RF 75-300mm f/4-5.6 Lens offers a versatile range from 75mm to 300mm, equivalent to 120mm to 480mm on APS-C cameras. This makes it ideal for sports, wildlife, and portrait photography, where distance from the subject is often a factor. On the other hand, the TTARTISAN AF 27mm f2.8 Lens provides a fixed focal length of 27mm, suitable for everyday shooting, landscapes, and street photography. The choice between a zoom and a prime lens ultimately depends on the photographer's intended use and style.
Aperture and Light Performance
Aperture plays a crucial role in a lens's ability to perform in varying light conditions. The Canon RF 75-300mm has a variable aperture of f/4-5.6, which allows for decent performance in bright conditions but can limit light capture in low-light scenarios. In contrast, the TTARTISAN AF 27mm f2.8 boasts a fixed f/2.8 aperture, providing better light-gathering capabilities, which is advantageous for low-light shooting. Photographers who often shoot in dim environments may find the TTARTISAN lens more suitable due to its wider aperture.
Autofocus Capabilities
Both lenses feature autofocus systems designed to enhance shooting efficiency. The Canon RF 75-300mm f/4-5.6 Lens utilizes a DC motor for its autofocus, delivering responsive and accurate focusing performance suitable for both stills and video. Conversely, the TTARTISAN AF 27mm f2.8 Lens incorporates an STM (Stepping Motor) for smooth and silent focusing, which is particularly beneficial when capturing video or shooting candid moments. The precise eye recognition focus feature of the TTARTISAN lens also aids in tracking subjects quickly, making it a strong contender for portrait and event photography.
Image Quality and Optical Features
Image quality is a critical factor when choosing a lens. The Canon RF 75-300mm f/4-5.6 Lens is optimized for sharpness and clarity across its zoom range, enhanced by Canon’s Super Spectra Coating that minimizes flare and ghosting. This ensures high contrast and color fidelity in various lighting conditions. On the other hand, the TTARTISAN AF 27mm f2.8 Lens, while compact, lacks detailed information on its optical performance in the provided data. However, its design aims for simplicity and effectiveness, making it a reliable choice for those who prioritize ease of use and portability.
Price Comparison
Price is a significant consideration for many photographers. The Canon RF 75-300mm f/4-5.6 Lens is priced at $253.95, while the TTARTISAN AF 27mm f2.8 Lens is available for $159.99. This represents a notable difference of about $93.96, with the TTARTISAN lens being approximately 37% less expensive. For photographers on a budget or those who are just starting, the TTARTISAN lens presents a compelling option without compromising essential features.
Which should you buy?
The choice between the Canon RF 75-300mm f/4-5.6 Lens and the TTARTISAN AF 27mm f2.8 Lens ultimately depends on your specific photography needs and preferences. If you require a versatile telephoto zoom for sports and wildlife, the Canon lens is the superior choice despite its higher price. However, if portability and low-light performance are more critical for your style, the TTARTISAN lens is an excellent, budget-friendly alternative. Each lens serves a distinct purpose, catering to different segments of the photography market.

