lightdow EF/EF-S 420- vs TTARTISAN
Updated July 2026 — lightdow EF/EF-S 420- wins on focal length and compatibility, TTARTISAN wins on price and weight.
The EF/EF-S 420-800mm lens is a budget-friendly option for Canon users, while the TTARTISAN 40mm f2 lens offers premium features for Nikon users. Choose based on your camera system and photography needs.
Why lightdow EF/EF-S 420- is better
Price
More affordable at $65.69
Compatibility
Wide compatibility with Canon cameras
Manual Focus
Offers a hands-on experience for skilled photographers
Why TTARTISAN is better
Low Light
Better performance with f/2 aperture
Build Quality
Crafted from premium aerospace aluminum
Autofocus
Advanced autofocus features for ease of use
Overall score
Specifications
| Spec | lightdow EF/EF-S 420- | TTARTISAN |
|---|---|---|
| Max Aperture | f/8.3 | f/2 |
| Focus Type | Manual | Autofocus |
| Material | Standard | Aerospace Aluminum |
| Weight | Heavy | Light |
| Camera Mount | Canon EF/EF-S | Nikon Z-Mount |
Dimension comparison
Overview of the Products
The EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens is priced at $65.69, while the TTARTISAN 40mm f2 Lens for Z Mount costs significantly more at $168.00. The price difference of about 156% indicates that the EF/EF-S lens is a budget-friendly option for photographers, especially those using Canon cameras. In contrast, the TTARTISAN lens targets a different segment, focusing on premium features for Nikon Z-mount users.
Intended Use and Target Audience
The EF/EF-S 420-800mm lens is designed for photographers who enjoy manual focus and require a long focal length for capturing distant subjects such as wildlife, landscapes, and the moon. It’s particularly suited for those who value creative control and are comfortable with manual settings. On the other hand, the TTARTISAN 40mm f2 lens is aimed at users who seek versatility in urban and portrait photography, thanks to its wide aperture and autofocus capabilities. This lens caters to both casual and professional photographers looking to achieve quality images with ease.
Build Quality and Design
The build quality of the TTARTISAN 40mm f2 lens stands out with its premium 5052 aerospace aluminum construction, weighing just 167g. This makes it not only durable but also highly portable, ideal for photographers on the go. Conversely, the EF/EF-S 420-800mm lens does not emphasize build materials but focuses on functionality, featuring a large focus ring and internal focus mechanism for precision. While both lenses are designed for different types of photography, the TTARTISAN's robust design may appeal more to those prioritizing durability and travel-friendliness.
Performance in Low Light Conditions
When it comes to low-light performance, the TTARTISAN 40mm f2 excels with its bright f/2 aperture, allowing for stunning clarity and vivid color reproduction even in dim environments. This feature transforms challenging lighting scenarios into opportunities for beautiful photography. In contrast, the EF/EF-S 420-800mm lens has a maximum aperture of f/8.3 at its shortest focal length, significantly limiting its performance in low light. Thus, if nighttime photography or indoor shooting is a priority, the TTARTISAN lens is the superior choice.
Focus Mechanism and Ease of Use
The focus mechanism of the EF/EF-S 420-800mm lens is entirely manual, offering photographers a hands-on experience that emphasizes precise control. This is particularly advantageous for those looking to enhance their skills and artistic expression. However, it requires a good understanding of manual settings and may pose a challenge for beginners. In contrast, the TTARTISAN 40mm f2 features advanced autofocus performance with STM motor and face/eye tracking, making it user-friendly, especially for those who prefer quick and smooth focus transitions for videos and portraits.
Compatibility and Versatility
The EF/EF-S 420-800mm lens is compatible with a wide range of Canon cameras, from the Rebel series to the 5D Mark IV. This wide compatibility makes it an excellent choice for Canon users looking for a telephoto option. On the other hand, the TTARTISAN 40mm f2 lens is designed for Nikon Z-mount cameras, including models like the Z50, Z6, and Z9. If you own a Canon camera, the EF/EF-S lens will be more suitable, whereas Nikon users will find the TTARTISAN lens more beneficial for their needs.
Price Consideration and Value
The EF/EF-S 420-800mm lens is available for $65.69, offering a budget-friendly option for those seeking a telephoto lens. In contrast, the TTARTISAN 40mm f2 lens comes at a higher price of $168.00, representing a significant investment. While the TTARTISAN lens justifies its price with premium features and build quality, the EF/EF-S lens provides excellent value for those who prioritize affordability over advanced features. The choice ultimately hinges on your budget and intended use.
Which should you buy?
Deciding between the EF/EF-S 420-800mm F8.3 Telephoto Zoom Lens and the TTARTISAN 40mm f2 Lens largely depends on your camera system and photography style. If you are a Canon user looking for an affordable telephoto option with manual focus capabilities, the EF/EF-S lens offers great value. However, if you are a Nikon user who prioritizes low-light performance, autofocus features, and portability, the TTARTISAN lens is worth the higher price. Consider your specific needs and preferences to make the best choice for your photography endeavors.

