S erounder vs 7artisans AF
Updated July 2026 — S erounder wins on weight, 7artisans AF wins on price and build quality.
The 7artisans AF 25mm lens offers superior optical performance and versatility, making it the better choice for serious photographers. The 37mm Super Fisheye Lens is more affordable and suitable for casual use.
Why S erounder is better
Price
The 37mm lens is significantly cheaper at $52.35.
Creative Effect
The fisheye effect is unique for artistic photography.
Macro Feature
Includes a macro lens with 12.5x magnification.
Why 7artisans AF is better
Optical Quality
F1.8 aperture provides better low-light performance.
Weight
Lighter at 183 grams, easier to carry.
Focusing Technology
Uses STM motor for fast and quiet autofocus.
Overall score
Specifications
| Spec | S erounder | 7artisans AF |
|---|---|---|
| Brand | S erounder | 7artisans |
| Material | Aluminum Alloy | Unknown |
| Focal Length | 37mm | 25mm |
| Focus Type | Manual | Auto |
| Use Case | Creative Shots | Portrait/Street |
Dimension comparison
Design and Build Quality
When comparing the design and build quality of the 37mm 0.25X Super Fisheye Lens Additional Lens and the 7artisans AF 25mm f1.8 APS-C Prime Lens, the latter offers a more sophisticated build. The 37mm Super Fisheye Lens, crafted from aluminum alloy and optical glass, is designed for durability and ease of use, weighing approximately 228 grams. In contrast, the 7artisans lens is ultra-light at only 183 grams, making it easier to carry for extended periods. While both lenses are sturdy, the lightweight nature of the 7artisans lens makes it particularly appealing for photographers who prioritize portability.
Price Comparison
The 37mm Super Fisheye Lens is priced at $52.35, making it significantly cheaper than the 7artisans AF 25mm lens, which retails for $125.00. This price difference of about 58% may attract budget-conscious consumers looking for creative photography options without a hefty investment. However, the cost reflects the differing functionalities and target audiences, with the 7artisans lens designed for more serious portrait and street photography, which justifies its higher price point.
Optical Performance
In terms of optical performance, the 7artisans AF 25mm lens outshines the 37mm Super Fisheye Lens. The 7artisans features a large F1.8 aperture that allows for excellent low-light performance and the ability to create a shallow depth of field, which is ideal for isolating subjects against blurred backgrounds. The 37mm lens, while providing a unique fisheye effect, has a magnification of only 0.25X, which is less versatile for general photography needs. Thus, for photographers seeking professional-grade results, the optical superiority of the 7artisans lens is evident.
Versatility and Use Cases
The versatility of each lens caters to different photography styles. The 37mm Super Fisheye Lens is designed primarily for creative shots with its wide fisheye effect, making it perfect for specific occasions like landscape or artistic photography. Its two-part design even allows for macro close-up shooting with a 12.5 times magnification effect, which adds to its utility. On the other hand, the 7artisans AF 25mm lens excels in various scenarios such as portraiture, street photography, and everyday shooting, thanks to its eye recognition feature and the ability to work well in low-light conditions. This makes it a more adaptable choice for diverse photographic needs.
Focus and Autofocus Technology
Focusing capabilities differ significantly between the two lenses. The 7artisans AF 25mm lens utilizes an STM stepping motor, which ensures quiet, fast, and precise focusing, particularly beneficial when capturing moving subjects or shooting in quiet environments. This technology enhances the overall shooting experience, especially for portrait photographers. In contrast, the 37mm Super Fisheye Lens does not mention any autofocus features, suggesting it may rely on manual adjustments. Therefore, for photographers who prioritize quick and silent focusing, the 7artisans lens has a clear advantage.
Practicality and Portability
Both lenses are designed with practicality in mind, but the 7artisans AF 25mm lens edges out in terms of portability. Weighing just 183 grams, it is easier to carry around for long periods, making it ideal for street photography or travel. The 37mm Super Fisheye Lens, while still relatively lightweight at 228 grams, is bulkier due to its two-part design and additional components. For photographers who often shoot on the go, the lightweight nature of the 7artisans lens is a significant benefit, allowing for longer shooting sessions without fatigue.
Target Audience
The target audiences for these lenses vary greatly. The 37mm Super Fisheye Lens is aimed at casual photographers and hobbyists who enjoy creative and artistic photography without needing an extensive monetary investment. Its affordable price and unique fisheye effect cater to those looking to experiment with their photography. Conversely, the 7artisans AF 25mm lens is designed for more serious photographers who require high-quality optics and advanced features for portrait and street photography. This lens appeals to those who are willing to invest more for superior performance and versatility.
Which should you buy?
Ultimately, the choice between the 37mm 0.25X Super Fisheye Lens Additional Lens and the 7artisans AF 25mm f1.8 APS-C Prime Lens comes down to your specific photography needs. If you are looking for an affordable option that adds a creative fisheye effect to your shots, the 37mm lens may be the right fit. However, if you prioritize optical performance, low-light capabilities, and versatility, the 7artisans lens is worth the investment. The significant price difference reflects their differing functionalities, making the choice heavily reliant on your intended use and budget.

