lightdow EF/EF-S 420- vs TTArtisan AF
Updated July 2026 — full head-to-head comparison.
Overview of the Products
The EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens is priced at $67.99, while the TTArtisan AF 27mm F2.8 is significantly higher at $159.99. This price difference of about 135% highlights a major distinction between the two products. The Lightdow lens is designed for extensive zoom capabilities, while the TTArtisan lens offers a compact and versatile option for everyday photography, particularly suited for Fujifilm cameras. Each lens caters to different photographic needs, making them appealing to distinct target audiences.
Design and Build Quality
The EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens features a robust manual focus design that emphasizes durability and stability. It is tailored for professional photographers, allowing for precise control over focus and exposure settings. On the other hand, the TTArtisan AF 27mm F2.8 lens boasts a compact design with an STM stepping motor that ensures smooth autofocus performance. While the Lightdow lens's manual focus might appeal to seasoned photographers, the TTArtisan's user-friendly design makes it more accessible for casual users and those seeking quick shooting capabilities.
Compatibility
When it comes to compatibility, the EF/EF-S 420-800mm F8.3 lens is designed specifically for Canon EOS cameras, including various models like the Rebel series and the 90D. This wide compatibility ensures that Canon users can take full advantage of its capabilities without hassle. Conversely, the TTArtisan AF 27mm F2.8 lens is compatible with a wide range of Fujifilm X-Mount cameras, including popular models such as the X-T30 and X-T4. This makes it an excellent choice for Fujifilm enthusiasts looking to enhance their camera's performance with a versatile lens.
Focus Mechanism
The EF/EF-S 420-800mm F8.3 lens operates with a fully manual focus system, which requires users to have a good understanding of photographic principles to achieve optimal results. While this allows for creative freedom and precision, it may not be ideal for those who prefer automatic features. In contrast, the TTArtisan AF 27mm F2.8 lens incorporates an advanced autofocus system that supports eye-detection, making it easier to capture subjects in motion. This difference in focus mechanisms highlights the EF/EF-S lens's appeal to professionals versus the TTArtisan lens's focus on ease of use.
Aperture and Image Quality
The EF/EF-S 420-800mm F8.3 lens has a variable aperture that ranges from f/8.3 at 420mm to f/16 at 800mm. This design allows for exceptional background bokeh and sharp image quality, especially beneficial for wildlife and sports photography. On the other hand, the TTArtisan AF 27mm F2.8 lens features a constant aperture of f/2.8, which excels in low-light conditions while providing beautiful bokeh in portrait photography. Depending on the type of photography you pursue, each lens offers unique advantages in terms of aperture and image quality.
Price Comparison
The EF/EF-S 420-800mm F8.3 lens is priced at $67.99, making it a budget-friendly option for photographers seeking a telephoto lens. In contrast, the TTArtisan AF 27mm F2.8 lens costs $159.99, which is about $92 more than the Lightdow lens. This significant price gap indicates that the TTArtisan lens is positioned as a premium offering, likely due to its autofocus capabilities and design features. Photographers must weigh the importance of these features against their budget when deciding between these two lenses.
Target Audience
The EF/EF-S 420-800mm F8.3 lens primarily targets professional photographers and enthusiasts who appreciate the control that comes with manual focusing. It is ideal for capturing distant subjects with precision, making it suitable for wildlife and sports photography. In contrast, the TTArtisan AF 27mm F2.8 lens is more suited for casual photographers and those who prefer a lightweight and easy-to-use lens for everyday shooting. This difference in target audience reflects the distinct approaches each product takes in meeting the needs of photographers.
Which should you buy?
Choosing between the EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens and the TTArtisan AF 27mm F2.8 lens ultimately depends on your specific photographic needs and budget. If you are a professional or serious enthusiast looking for a versatile telephoto lens with creative control, the EF/EF-S lens offers an appealing price point and extensive zoom range, priced at $67.99. However, if you prefer a lightweight, easy-to-use lens with autofocus capabilities for casual shooting, the TTArtisan lens is worth its higher price of $159.99. Each lens serves its purpose well, so consider your photography style when making your choice.

