7artisans AF vs SIRUI
Updated July 2026 — 7artisans AF wins on portability and focal length, SIRUI wins on price and weight.
The 7artisans AF 25mm f1.8 lens is a budget-friendly option for photographers, while the SIRUI 20mm T1.8 lens offers advanced features for filmmakers.
Why 7artisans AF is better
Price
7artisans lens is significantly cheaper at $125.
Weight
7artisans lens is lighter at 183g.
Portability
7artisans lens is more compact for street photography.
Why SIRUI is better
Optical Quality
SIRUI lens offers a 1.33x squeeze factor for cinematic visuals.
Autofocus Features
SIRUI lens has advanced eye-tracking capabilities.
Compatibility
SIRUI lens is compatible with various E mount cameras.
Overall score
Specifications
| Spec | 7artisans AF | SIRUI |
|---|---|---|
| Autofocus | STM | STM with eye-tracking |
| Image Circle | APS-C | Super 35 |
| Use Case | Photography | Videography |
| Depth of Field | Shallow | Cinematic |
| Construction | Lightweight | Robust |
Dimension comparison
Price Comparison
The 7artisans AF 25mm f1.8 lens is significantly cheaper, priced at $125.00, compared to the SIRUI 20mm T1.8 lens, which is priced at $599.00. This difference of $474.00 means the SIRUI lens is about 379% more expensive than its competitor. For photographers on a budget or those just starting, the 7artisans lens offers an attractive entry point into quality photography without the hefty price tag.
Design and Build Quality
The build quality of both lenses reflects their intended usage, but they cater to different audiences. The 7artisans AF 25mm f1.8 weighs only 183 grams, making it highly portable and ideal for street photography, while the SIRUI 20mm T1.8, although heavier at 480 grams, is designed for cinematic applications with its more robust construction. The difference in weight and design philosophy will appeal to different users: the 7artisans lens for those seeking lightweight convenience and the SIRUI lens for those prioritizing durability and performance in video production.
Optical Performance
In terms of optical capabilities, both lenses excel but in different areas. The 7artisans AF 25mm f1.8 features an f1.8 aperture that allows for excellent low-light performance and a shallow depth of field, making it great for portraits and street photography. On the other hand, the SIRUI 20mm T1.8, with its ultra-fast T1.8 aperture, also offers impressive low-light performance but adds a cinematic flair with a 1.33x squeeze factor, resulting in a 2.35:1 widescreen ratio. This makes the SIRUI lens particularly appealing for videographers looking to create immersive visuals.
Autofocus Features
Autofocus capabilities differ significantly between the two lenses. The 7artisans AF 25mm f1.8 is equipped with a fast and quiet STM stepping motor, providing precise focusing control, especially beneficial for portrait and street photography. Conversely, the SIRUI 20mm T1.8 also employs an STM motor but includes advanced features such as eye-tracking capabilities and a selectable autofocus/manual focus switch. This added functionality caters well to cinematographers who require versatility and control in various shooting conditions.
Use Cases
The 7artisans AF 25mm f1.8 is particularly suited for street and portrait photography, capitalizing on its lightweight design, fast aperture, and effective eye recognition technology. Its compact size allows for easy handling during spontaneous shooting situations. In contrast, the SIRUI 20mm T1.8 is tailored for video production and cinematic work, with its wide-angle perspective and ability to cover Super 35 sensors. This makes it a prime choice for filmmakers looking to capture expansive landscapes or intricate indoor scenes.
Target Audience
The target audience for these lenses diverges based on their capabilities and price points. The 7artisans AF 25mm f1.8 is aimed at amateur photographers, hobbyists, and those seeking an affordable yet high-quality lens for everyday use. Its overall value makes it an excellent choice for beginners. Meanwhile, the SIRUI 20mm T1.8 is designed for professional filmmakers and serious content creators who are willing to invest in higher-end equipment to achieve superior cinematic results.
Compatibility
Compatibility is another key consideration when choosing between these lenses. The 7artisans AF 25mm f1.8 is specifically designed for Fuji X mount cameras, ensuring seamless integration with that ecosystem. The SIRUI 20mm T1.8 lens, however, is versatile and compatible with various E mount cameras, including models like the A6500, A6700, FX3, and the A7 series. This broader compatibility makes the SIRUI lens more appealing for users who own multiple camera systems.
Which should you buy?
Ultimately, the decision between the 7artisans AF 25mm f1.8 and the SIRUI 20mm T1.8 boils down to your specific needs and budget. If you prioritize affordability and lightweight portability for photography, the 7artisans lens at $125.00 is an excellent choice. However, if you are a professional or aspiring filmmaker seeking advanced features and better optical performance for cinematic projects, the SIRUI lens at $599.00 offers significant advantages. Evaluate your requirements and choose accordingly for the best shooting experience.

