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S erounder vs VILTROX

Updated July 2026 — S erounder wins on angle and focal length, VILTROX wins on price and weight.

Winner

The VILTROX lens offers superior performance and features, making it the better choice for serious photographers.

Why S erounder is better

Price

The S erounder lens is significantly cheaper.

Weight

The S erounder lens is lighter, making it easier to carry.

Macro Feature

The S erounder lens offers a macro close-up option.

Why VILTROX is better

Optics

The VILTROX lens has advanced optical design.

Autofocus

The VILTROX lens features Eye and Face Detection autofocus.

Aperture

The VILTROX lens has a larger F2.8 aperture for low light.

Overall score

S erounder
65
VILTROX
85

Specifications

SpecS erounder VILTROX
Build QualityAluminum AlloyHigh-Performance Optics
Minimum FocusNot specified0.13m
Image QualityGoodExcellent
VersatilityLimitedHigh
Target AudienceHobbyistsProfessionals

Dimension comparison

S erounder VILTROX

Introduction to the Products

In the world of photography, selecting the right lens can significantly impact your creative output. The 37mm 0.25X Super Fisheye Lens Additional Lens by S erounder offers a specialized option for those looking to achieve a unique fisheye effect. On the other hand, the VILTROX 9mm F2.8 E-Mount APS-C Lens is designed for Sony cameras, providing an ultra-wide angle view with advanced autofocus capabilities. This comparison will explore key aspects of both lenses to help you make an informed decision.

Price Comparison

The 37mm 0.25X Super Fisheye Lens is priced at $52.35, while the VILTROX 9mm F2.8 E-Mount lens comes in significantly higher at $199.00. This means that the VILTROX lens is about 278% more expensive than the S erounder lens. The substantial price difference reflects the varying functionalities and target audiences of each lens. If budget is a primary concern, the S erounder lens provides a much more accessible entry point into fisheye photography.

Build Quality and Materials

When it comes to build quality, the S erounder lens is crafted from aluminum alloy and optical glass, ensuring durability and a longer service life. Its lightweight design, combined with a storage bag, makes it easy to carry. Conversely, the VILTROX lens, while also well-constructed, focuses on high-performance optics with 13 elements in 11 groups, including aspherical and extra-low dispersion elements. This advanced construction aims to minimize distortion and vignetting, appealing to professional photographers who need reliability in various shooting conditions.

Focal Length and Aperture

The 37mm 0.25X Super Fisheye Lens provides a fisheye effect suitable for wide-angle shots, specifically designed for 37mm camera lenses. In contrast, the VILTROX lens features a focal length of 9mm with a large F2.8 aperture, allowing for exceptional performance in low-light situations. This wider aperture facilitates slower shutter speeds and contributes to clearer nighttime images. The specific functionalities of each lens cater to different photographic needs, with the S erounder lens favoring creative effects and the VILTROX lens focusing on versatility in various environments.

Versatility in Photography

The versatility of the VILTROX lens is highlighted by its 113.8° ultra-wide angle, equivalent to 13.5mm on a full-frame camera. This feature is ideal for capturing expansive landscapes, interiors, and group selfies. The minimum focusing distance of just 0.13m also allows for dramatic compositions. In contrast, the S erounder lens, while limited to a fisheye perspective, can be divided into two parts for macro close-up shooting, offering 12.5 times magnification. Each lens serves distinct purposes, with the VILTROX catering to diverse photographic scenarios and the S erounder lens specializing in unique visual effects.

Autofocus Capabilities

A standout feature of the VILTROX lens is its Eye and Face Detection autofocus technology, which ensures that subjects remain sharp and clear, even in dynamic shooting conditions. This feature is particularly beneficial for vloggers and street photographers who require quick adjustments. The S erounder lens, however, does not mention autofocus capabilities, making it less suited for fast-paced photography. Those who prioritize sharpness and ease of use in varying conditions will likely lean towards the VILTROX lens.

Target Audience

The target audiences for these lenses differ significantly. The 37mm 0.25X Super Fisheye Lens is ideal for hobbyists and casual photographers looking for creative effects without a hefty investment. Its applicability for special shooting occasions and unique angles makes it a fun addition to any photography kit. On the other hand, the VILTROX lens is tailored for serious photographers and videographers who need a reliable, high-performance lens that accommodates a range of shooting scenarios. The advanced features justify its higher price point and appeal to a more professional market.

Overall Performance

In terms of overall performance, the VILTROX lens is designed for high-quality imagery with its sophisticated optical design and large aperture. This performance allows for versatility in various lighting conditions, ensuring that users can capture details effectively. The S erounder lens, while providing unique fisheye effects, may not deliver the same level of sharpness and clarity, particularly in challenging environments. Users seeking professional-quality images will likely find the VILTROX lens to be a better fit.

Which should you buy?

Deciding between the 37mm 0.25X Super Fisheye Lens and the VILTROX 9mm F2.8 E-Mount APS-C Lens ultimately comes down to your specific needs and budget. If you're a casual photographer looking for a fun, budget-friendly option for creative shots, the S erounder lens is an excellent choice. However, if you're a serious photographer or videographer aiming for high-quality images and advanced features, the VILTROX lens is worth the investment. Each lens has its unique strengths, so consider how you plan to use it before making a decision.