vsversusfinder

Laowa vs SIGMA 18-

Updated July 2026 — Laowa wins on fov and weight, SIGMA 18- wins on length and diameter.

The Laowa 12mm f/2.8 Lite excels in ultra-wide photography, while the Sigma 18-50mm F2.8 offers versatility at a lower price.

Why Laowa is better

Wide Angle

Laowa offers a 122° field of view.

Distortion

Laowa has virtually zero distortion.

Aperture Options

Laowa provides dual aperture designs.

Why SIGMA 18- is better

Weight

Sigma is lighter at 300g.

Zoom Range

Sigma offers a versatile 18-50mm range.

Price

Sigma is $100 cheaper.

Overall score

Laowa
85
SIGMA 18-
78

Specifications

SpecLaowaSIGMA 18-
Max Aperturef/2.8f/2.8
Focal Length12mm18-50mm
Weight377g300g
Field of View122°
Close Focus14cm12.1cm

Dimension comparison

LaowaSIGMA 18-

Overview of the Laowa 12mm f/2.8 Lite and Sigma 18-50mm F2.8

The Laowa 12mm f/2.8 Lite is priced at $699.00, while the Sigma 18-50mm F2.8 is slightly more budget-friendly at $599.99, making it about 17% cheaper. Both lenses are designed for mirrorless cameras, but they serve quite different purposes and photographic styles. The Laowa lens excels in ultra-wide angle photography, ideal for landscapes, whereas the Sigma lens offers versatility with its zoom range.

Design and Build Quality

The Laowa 12mm f/2.8 Lite is known for its compact and lightweight design, weighing only 377g. This makes it an excellent choice for photographers who prioritize portability during long shooting sessions. In contrast, the Sigma 18-50mm F2.8 is even lighter at 300g and has a compact size, measuring a maximum diameter of 69.2mm and a length of 74.5mm, making it the smallest and lightest in its class. Both lenses are designed with practicality in mind, but the Sigma may have a slight edge for those who need a more compact option.

Optical Performance

The Laowa 12mm f/2.8 Lite boasts an impressive 122° field of view and virtually zero distortion, making it exceptional for landscape and architectural photography. Its bright f/2.8 aperture enhances low-light performance, allowing for creative depth control and background blur. The Sigma 18-50mm F2.8 also offers good optical quality, but its versatility comes from its zoom range rather than a specialized wide-angle capacity. While both lenses perform well, the Laowa is specifically engineered for ultra-wide shots, appealing to photographers focusing on expansive landscapes.

Versatility in Use

The Sigma 18-50mm F2.8 is designed for versatility with its zoom capabilities, allowing photographers to shoot a wide range of subjects from 18mm to 50mm. This makes it suitable for various scenarios, including portraits and close-ups, with a minimum focusing distance of 12.1cm and a maximum magnification of 1:2.8. On the other hand, the Laowa 12mm f/2.8 Lite is more specialized, appealing primarily to those who require ultra-wide shots. If versatility in focal lengths is important, the Sigma lens clearly stands out.

Low-Light Performance

With a maximum aperture of f/2.8, both the Laowa 12mm and Sigma 18-50mm lenses perform well in low-light conditions. However, the Laowa's design allows for unique depth control and distinct bokeh effects, which may be more appealing for artistic photography. The bright aperture of the Laowa also contributes to its ability to excel in darker settings, making it a strong choice for night photography. While the Sigma lens performs adequately, the Laowa may provide more creative opportunities in low-light scenarios.

Special Features

The Laowa 12mm f/2.8 Lite offers dual aperture options, allowing users to choose between a 5-blade design for distinctive 10-point sunstars or a 14-blade version for smoother bokeh effects. This level of customization in aperture design is not found in the Sigma 18-50mm F2.8, which focuses on delivering robust performance in a lightweight package. The Sigma lens features a rubber-sealed mount, enhancing its durability for varied environments, which can be a significant advantage for outdoor photographers.

Target Audience

The Laowa 12mm f/2.8 Lite appeals primarily to landscape and architectural photographers due to its ultra-wide capabilities and minimal distortion. It is ideal for those looking to capture expansive scenes with precision. Conversely, the Sigma 18-50mm F2.8 caters to a broader audience, including general photographers who need a reliable, versatile lens for multiple shooting scenarios. This makes the Sigma a better fit for those who require a single lens for various types of photography.

Which should you buy?

Choosing between the Laowa 12mm f/2.8 Lite and the Sigma 18-50mm F2.8 ultimately depends on your photographic needs. If you prioritize ultra-wide shots with minimal distortion and are willing to invest $699.00, the Laowa lens is clearly the superior option. However, if you're looking for a versatile, lightweight lens at a lower price of $599.99, the Sigma lens offers excellent performance across a range of subjects. Consider your photography style and budget when making your decision, as each lens serves a distinct purpose in the field of photography.