Sigma vs VILTROX
Updated July 2026 — Sigma wins on build and aperture, VILTROX wins on price and weight.
The Sigma 30mm F1.4 offers superior low-light performance and image quality, while the VILTROX 9mm F2.8 is a more budget-friendly option with a wide-angle perspective.
Why Sigma is better
Low-Light Performance
Sigma's F1.4 aperture excels in low-light conditions.
Image Quality
Sigma delivers superior image quality overall.
Build Quality
Sigma has a more robust and premium build.
Why VILTROX is better
Price
VILTROX is significantly cheaper.
Weight
VILTROX is lighter and more portable.
Wide Angle
VILTROX offers a wider field of view.
Overall score
Specifications
| Spec | Sigma | VILTROX |
|---|---|---|
| Aperture | F1.4 | F2.8 |
| Focal Length | 30mm | 9mm |
| Compatibility | Sony E | Sony E |
| Autofocus | Stepping Motor | STM Stepping Motor |
| Image Quality | High | Good |
Dimension comparison
Overview of the Sigma 30mm F1.4 Contemporary DC DN Lens
The Sigma 30mm F1.4 Contemporary DC DN Lens for Sony E is a high-performance prime lens known for its large aperture of F1.4, making it a prime choice for low-light photography and depth of field effects. Priced at $419.00, it is designed specifically for APS-C mirrorless cameras, combining compact design with superior image quality.
This lens features nine rounded aperture blades that help create beautiful bokeh, and its stepping motor ensures fast and precise autofocus, which is particularly advantageous for video work. The lens is compact and portable, making it a great option for photographers who are on the move. Sigma's commitment to quality is evident, as each lens is hand-crafted and individually inspected in Japan.
Overview of the VILTROX 9mm F2.8 E
The VILTROX 9mm F2.8 E is an affordable wide-angle prime lens priced at $199.00, roughly 17% cheaper than the Sigma lens. This lens is designed for Sony E-mount cameras, including both full-frame and APS-C formats, making it versatile for various photography needs.
With a bright F2.8 aperture, the VILTROX lens excels at capturing stunning low-light scenes while achieving notable background separation. It is compact and lightweight, appealing to photographers who prioritize mobility without sacrificing image quality. The built-in STM stepping motor provides efficient autofocus, enhancing its reliability, especially for eye and face detection.
Image Quality Comparison
When it comes to image quality, the Sigma 30mm F1.4 Contemporary is designed to deliver exceptional performance, especially in low-light conditions due to its larger aperture. The lens’s F1.4 aperture allows for excellent control over depth of field, making it perfect for portraiture and artistic shots.
On the other hand, the VILTROX 9mm F2.8 E, while also capable of producing high-quality images, is primarily a wide-angle lens. Its F2.8 aperture is suitable for capturing expansive landscapes and architectural photography, although it may not perform as well as the Sigma in low-light scenarios. Both lenses offer impressive image quality, but their performance may vary depending on the shooting conditions and subject matter.
Autofocus Performance
The Sigma lens features a stepping motor that provides fast and accurate autofocus, which is beneficial for both photography and videography. This capability allows photographers to capture fleeting moments quickly and with precision.
Conversely, the VILTROX lens also boasts a built-in STM stepping motor, designed to offer reliable autofocus performance. It supports features such as eye and face detection, which can be particularly useful for portrait photographers. While both lenses provide efficient autofocus, the Sigma may have the edge in low-light conditions due to its larger aperture.
Build Quality and Design
The Sigma 30mm F1.4 lens is known for its robust build quality, reflecting Sigma's commitment to durability and performance. The compact design makes it easy to carry, which is ideal for photographers on the go. The included accessories such as a lens hood and front and rear caps enhance its usability and protection.
In contrast, the VILTROX 9mm F2.8 E is also designed with portability in mind, featuring a lightweight build that pairs well with Sony’s mirrorless camera systems. Its compact size does not compromise image quality, making it a practical choice for travel and everyday use. Both lenses offer compact designs, but the Sigma stands out for its premium build quality.
Price Comparison
Price is a significant factor when considering these two lenses. The Sigma 30mm F1.4 is priced at $419.00, while the VILTROX 9mm F2.8 E comes in at $199.00. This price difference of about $220 makes the VILTROX a more accessible option for those on a tighter budget or for beginners looking to invest in their first lens.
Despite the lower price, the VILTROX does not skimp on features, offering a bright aperture and reliable autofocus. However, the Sigma lens may justify its higher cost through superior low-light performance and overall image quality, appealing to more serious photographers.
Compatibility and Versatility
The Sigma 30mm F1.4 is specifically designed for Sony E-mount cameras and is compatible with a wide range of APS-C models. Its standard focal length makes it versatile for various photography styles, from portraits to street photography.
The VILTROX 9mm F2.8 E is also compatible with all Sony E-mount cameras, including both full-frame and APS-C formats. Its wide-angle perspective is particularly useful for landscape and architectural photography, providing a distinct advantage for those specializing in these areas. Both lenses offer compatibility with the Sony E-mount, but their versatility caters to different photographic needs.
Which should you buy?
Choosing between the Sigma 30mm F1.4 Contemporary DC DN Lens and the VILTROX 9mm F2.8 E ultimately depends on your photography needs and budget. If you prioritize low-light performance, depth of field control, and overall image quality, the Sigma lens is a worthy investment despite its higher price.
Conversely, if you are looking for a more budget-friendly option that still delivers solid performance for wide-angle shots, the VILTROX lens is an excellent choice. Its portability and features make it a practical option for many photographers. In summary, both lenses have their strengths, making the best choice contingent on your specific requirements and shooting style.

