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7artisans AF vs Sigma

Updated July 2026 — 7artisans AF wins on price, Sigma wins on build and weight.

Winner

The Sigma 16mm f/1.4 offers superior low-light performance and durability, making it the better choice for serious photographers. However, the 7artisans AF 25mm f1.8 is a great budget option for Fuji users.

Why 7artisans AF is better

Price

7artisans is significantly cheaper at $125.

Weight

7artisans is lighter at 183g.

Focal Lengths

7artisans offers three common focal lengths.

Why Sigma is better

Aperture

Sigma has a larger f/1.4 aperture.

Build Quality

Sigma is dust- and splash-proof.

Focusing Tech

Sigma features fast Hybrid AF for video.

Overall score

7artisans AF
75
Sigma
88

Specifications

Spec7artisans AFSigma
Aperturef/1.8f/1.4
Weight183gNot specified
Focal Length25mm16mm
MountFuji XSony E
Focus TypeSTMHybrid AF

Dimension comparison

7artisans AFSigma

Overview of the 7artisans AF 25mm f1.8 and Sigma 16mm f/1.4

The 7artisans AF 25mm f1.8 is priced at $125.00, making it approximately 77% cheaper than the Sigma 16mm f/1.4, which retails for $539.00. While both lenses offer unique features and benefits, their price disparity suggests differing target audiences and uses. The 7artisans lens is ideal for those using Fuji X mount cameras who prioritize lightweight and compact design, while the Sigma lens caters to Sony E mount users seeking high performance in low-light conditions.

Target Audience

The 7artisans AF 25mm f1.8 is designed for photographers focusing on street photography, portraits, and humanistic themes, thanks to its eye recognition capability. This lens is particularly suitable for Fuji X mount users who appreciate a lightweight option for daily shooting. In contrast, the Sigma 16mm f/1.4 is built for Sony E mount cameras and targets nature and event photographers who need a versatile lens for various lighting situations. The Sigma’s large aperture and dust- and splash-proof design make it more adaptable for outdoor settings.

Aperture and Low-Light Performance

The 7artisans AF 25mm f1.8 features a large f/1.8 aperture, while the Sigma 16mm f/1.4 boasts a slightly wider f/1.4 aperture. Although both lenses excel in low-light performance, the Sigma lens provides a slight advantage due to its larger aperture, allowing it to capture more light. This can be crucial for event photography or shooting in dim conditions, where every bit of light can make a significant difference. The Sigma's ability to maintain a lower ISO further enhances its performance in challenging lighting.

Weight and Portability

Weighing in at only 183 grams, the 7artisans AF 25mm f1.8 is designed for portability, making it an excellent choice for photographers who want to reduce the burden of carrying gear during shoots. This lightweight feature allows for extended shooting sessions without fatigue. On the other hand, the Sigma 16mm f/1.4 is also compact, but its weight is not specified in the provided data, making it less clear how it compares directly. However, the 7artisans lens clearly stands out for those prioritizing a lightweight solution.

Focusing Technology

Both lenses incorporate advanced focusing technologies tailored to their respective platforms. The 7artisans AF 25mm f1.8 uses an STM stepping motor, ensuring quiet and precise focusing, which is beneficial for video and portrait photography. Additionally, its eye recognition feature enhances the ability to achieve sharp focus on subjects’ eyes. Conversely, the Sigma 16mm f/1.4 features a fast Hybrid AF system, which is designed for smooth autofocus during video shooting. This makes the Sigma lens an excellent option for those who frequently capture video content alongside still photography.

Versatility in Photography

The versatility of both lenses caters to different photography styles. The 7artisans AF 25mm f1.8 offers three common focal lengths (25mm, 35mm, and 50mm), positioning it as a multi-purpose lens suitable for various scenarios, including street and portrait photography. The Sigma 16mm f/1.4, with its wider angle, is perfect for capturing landscapes and events, making it a great choice for nature photography. Each lens, therefore, serves distinct purposes depending on the photographer’s needs and preferred style.

Build Quality and Durability

While the 7artisans AF 25mm f1.8 does not explicitly mention any weather resistance, the Sigma 16mm f/1.4 is noted for its dust- and splash-proof design. This feature enhances the Sigma’s durability and reliability in outdoor environments, making it a favored choice for photographers who often shoot in unpredictable weather. The build quality of the Sigma lens may provide peace of mind when using it in challenging conditions, while the lightweight build of the 7artisans lens emphasizes ease of use and transport.

Which should you buy?

Choosing between the 7artisans AF 25mm f1.8 and the Sigma 16mm f/1.4 largely depends on your camera system and photographic needs. If you’re using a Fuji X mount camera and prioritize a lightweight lens for portrait and street photography, the 7artisans lens is a compelling choice at $125.00. However, if you are a Sony E mount user seeking a versatile lens for low-light and nature photography, the Sigma lens, despite its higher price of $539.00, is worth the investment for its superior aperture and durability. Ultimately, the decision hinges on your specific requirements and the camera system you use.