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Sigma 10- vs SIGMA 18-

Updated July 2026 — Sigma 10- wins on min focus, SIGMA 18- wins on weight and focal range.

The Sigma 10-18mm F2.8 DC DN excels in wide-angle photography, while the Sigma 18-50mm F2.8 DC DN offers versatility and a lower price point.

Why Sigma 10- is better

Wide Angle

Better for landscapes and video

Aperture

Larger aperture for low light

Portability

Smallest ultra-wide lens

Why SIGMA 18- is better

Price

Cheaper by $79

Versatility

Wider focal range for various photography

Close-Up

Better minimum focusing distance

Overall score

Sigma 10-
85
SIGMA 18-
90

Specifications

SpecSigma 10-SIGMA 18-
Price$679.00$599.99
MountE MountRF Mount
TypeWide-AngleStandard Zoom
Rubber SealedNoYes
Max MagnificationN/A1:2.8

Dimension comparison

Sigma 10-SIGMA 18-

Overview of the Sigma 10-18mm F2.8 DC DN

The Sigma 10-18mm F2.8 DC DN is an ultra-wide-angle zoom lens designed specifically for Sony E mount cameras. Priced at $679.00, this lens is ideal for landscapes, travel, and video content creation. Its large aperture and compact size make it a standout option for photographers looking for versatility and portability.

With its impressive features, this lens allows users to capture expressive images on the go, being touted as the world's smallest and lightest ultra-wide-angle zoom lens for APS-C cameras. This combination of portability and performance makes it an appealing choice for content creators who prioritize mobility without sacrificing quality in their work.

Overview of the Sigma 18-50mm F2.8 DC DN Contemporary Lens

The Sigma 18-50mm F2.8 DC DN Contemporary Lens is tailored for Canon RF mount mirrorless cameras, available at a price of $599.99. This lens boasts high performance and quality, making it suitable for a wide range of photography styles. It is particularly noted for being the smallest and lightest lens in its class, which enhances its usability in diverse settings.

Weighing only 300 grams and featuring a rubber-sealed mount, this lens is built for durability and ease of use in various environments. Additionally, its close-up capabilities, with a minimum focusing distance of 12.1 cm, enable photographers to explore creative shots that capture intricate details, making it a versatile tool for both amateur and professional photographers alike.

Price Comparison

When comparing prices, the Sigma 18-50mm F2.8 DC DN is about 17% cheaper at $599.99 compared to the Sigma 10-18mm F2.8 DC DN, which is priced at $679.00. This price difference may be a significant factor for budget-conscious buyers looking for high-quality lenses.

While both lenses are produced by Sigma and are designed for different camera mounts, the cost variance reflects their unique features and target audiences. The 18-50mm lens offers a broader focal range and a lower price point, making it a more accessible option for many photographers.

Performance in Various Photography Settings

The Sigma 10-18mm F2.8 DC DN excels in wide-angle photography, making it an exceptional choice for landscape and travel photography. Its large aperture allows for impressive low-light performance and depth of field control, which are critical for capturing wide vistas and cinematic visuals.

On the other hand, the Sigma 18-50mm F2.8 DC DN offers versatility across a wider range of photography styles. Its focal length allows for both wide-angle and moderate zoom capabilities, making it suitable for portraits, events, and everyday photography. The ability to get close-up with a minimum focusing distance of 12.1 cm gives it an edge for detailed shots, adding to its versatility.

Build Quality and Durability

In terms of build quality, the Sigma 18-50mm F2.8 DC DN is rubber-sealed, enhancing its durability in various environmental conditions. This feature is particularly advantageous for photographers who often work outdoors or in changing weather conditions.

Conversely, while the Sigma 10-18mm F2.8 DC DN is designed to be lightweight and portable, its build details are not specified in the provided data. However, the emphasis on being the smallest and lightest ultra-wide-angle zoom lens suggests a focus on portability, making it ideal for travel. Both lenses present a commitment to quality, but the added rubber sealing of the 18-50mm lens may provide extra peace of mind for users concerned about durability.

Target Audience and Use Cases

The Sigma 10-18mm F2.8 DC DN is particularly suited for landscape photographers and content creators who need a lightweight lens without compromising on image quality. Its ultra-wide-angle capability allows for stunning landscape shots and creative video angles, attracting users who prioritize these aspects.

In contrast, the Sigma 18-50mm F2.8 DC DN caters to a broader audience due to its versatile focal length. Its compact design and close-up capabilities make it an excellent choice for everyday photography, including portraits and events. This lens targets both amateur photographers and professionals seeking a reliable all-around lens for their Canon RF mount systems.

Which should you buy?

Choosing between the Sigma 10-18mm F2.8 DC DN and the Sigma 18-50mm F2.8 DC DN ultimately depends on your specific photography needs. If you are primarily focused on wide-angle photography and need a lens that excels in landscapes and video creation, the 10-18mm F2.8 is a compelling choice despite its higher price point of $679.00.

However, if you are looking for a versatile, compact lens that performs well across various photography styles, the 18-50mm F2.8 at $599.99 offers excellent value, especially considering its broader focal range and close-up capabilities. Both lenses are high-quality options from Sigma, but your decision should align with your intended use and budget.