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Sigma vs VILTROX

Updated July 2026 — Sigma wins on price and weight, VILTROX wins on aperture.

Winner

The Sigma 16mm f/1.4 offers superior low-light performance and build quality, while the VILTROX 15mm F1.7 is a budget-friendly option with great versatility.

Why Sigma is better

Low-light Performance

Sigma has a larger f/1.4 aperture.

Build Quality

Sigma features a dust- and splash-proof design.

Optical Design

Sigma has 16 elements in 13 groups for better image quality.

Why VILTROX is better

Price

VILTROX is significantly cheaper at $239.

Weight

VILTROX is lighter and more portable.

Wide Angle

VILTROX offers an 84.9° angle of view.

Overall score

Sigma
85
VILTROX
75

Specifications

SpecSigmaVILTROX
Aperturef/1.4f/1.7
AutofocusFast Hybrid AFSTM Motor
Angle of View83.2°84.9°
Minimum Focus0.4m0.23m
Elements16 elements10 elements

Dimension comparison

SigmaVILTROX

Overview of Sigma 16mm f/1.4

The Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E is a high-quality lens designed for both nature and event photography. Priced at $539.00, it provides exceptional features that cater to serious photographers. This lens stands out with a large f/1.4 aperture, making it ideal for low-light settings, and its compact design enhances portability, which is crucial for on-the-go shooting. Its Fast Hybrid AF compatibility also ensures smooth autofocus performance during video capture.

Overview of VILTROX 15mm F1.7

The VILTROX 15mm F1.7 E-Mount Lens for Sony is significantly more affordable, retailing at $239.00. This lens is designed with a wide-angle view of 84.9°, making it suitable for landscape, architecture, and VLOG photography. Its f/1.7 aperture, complemented by nine blades, allows for beautiful background blur, while the eye/face autofocus feature ensures that you capture your subjects sharply. This lens is particularly appealing for vloggers and those interested in creative shooting.

Price Comparison

In terms of pricing, the Sigma lens is considerably more expensive at $539.00 compared to the VILTROX lens, which is priced at $239.00. This makes the VILTROX approximately 56% cheaper than the Sigma, which could be a significant factor for budget-conscious consumers. While the Sigma lens offers a wider aperture, the cost difference may lead some photographers to consider the VILTROX as a viable alternative, especially for casual or semi-professional use.

Build Quality and Portability

The Sigma lens is noted for its compact size, making it very portable for photographers who need to travel light. Its dust- and splash-proof design adds to its durability, making it suitable for various shooting environments. On the other hand, the VILTROX lens, while also lightweight, focuses more on versatility with its ultra-wide-angle capability. Both lenses are designed to be user-friendly, but the Sigma may have a slight edge in ruggedness due to its weather-sealed construction.

Autofocus Performance

The Sigma 16mm f/1.4 features Fast Hybrid AF, which is crucial for videographers looking for smooth autofocus transitions. This is particularly important in dynamic shooting environments where focus needs to shift quickly. Conversely, the VILTROX 15mm F1.7 is equipped with an STM motor that offers precise and fast automatic focusing as well. This capability is essential for capturing moving subjects and ensures that you won’t miss critical moments. Both lenses excel in autofocus, but the Sigma may appeal more to those focused on video work.

Image Quality and Creative Possibilities

With a large f/1.4 aperture, the Sigma lens is designed for superb low-light performance, allowing photographers to capture clear images without a flash. The VILTROX, with its f/1.7 aperture, is slightly less capable in low-light situations, but still provides excellent image quality due to its nine aperture blades, which enhance the bokeh effect. The Sigma lens’s optical design with 16 elements in 13 groups aims to minimize distortion and aberrations, ensuring high-quality images across various photography styles.

Target Audience

The Sigma 16mm f/1.4 is targeted towards professional photographers and serious enthusiasts who require high performance in challenging lighting conditions and a robust build quality. Its price reflects this positioning. On the other hand, the VILTROX 15mm F1.7 is more geared towards vloggers and casual photographers who need a reliable lens for everyday use without breaking the bank. This makes the VILTROX a great option for those just starting or those who prioritize value over premium features.

Which should you buy?

Ultimately, the decision between the Sigma 16mm f/1.4 and the VILTROX 15mm F1.7 boils down to your specific needs and budget. If you prioritize low-light performance, build quality, and are willing to invest more, the Sigma lens is the right choice. However, if you are looking for an ultra-wide-angle lens at a much lower price point that still offers excellent image quality and autofocus capabilities, the VILTROX is a fantastic alternative. Both lenses cater to different segments of the photography market, making them valuable options in their own right.