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SIRUI vs VILTROX

Updated July 2026 — SIRUI wins on price and weight, VILTROX wins on focal length and field of view.

Winner

The SIRUI 20mm T1.8 lens excels in cinematic videography, while the VILTROX 85mm F2.0 lens is a great choice for portrait photography on a budget.

Why SIRUI is better

Cinematic Quality

Superior anamorphic design for filmmakers

Low-Light Performance

Faster T1.8 aperture for better low-light shooting

Wide Field of View

20mm focal length ideal for expansive shots

Why VILTROX is better

Price

More affordable at $275.00

Lightweight

Lighter weight at 360g for easier handling

Close-Up Capability

Minimum focus distance of 0.74m for detailed shots

Overall score

SIRUI
85
VILTROX
75

Specifications

SpecSIRUIVILTROX
AutofocusSTM with eye-trackingSTM for smooth focus
Image CircleSuper 35Full Frame
Build QualityCompact and sturdyPortable and ergonomic
Bokeh QualitySoft and cinematicStrong and professional
Optical DesignAnamorphicED elements

Dimension comparison

SIRUIVILTROX

Overview of the SIRUI 20mm T1.8 Anamorphic Lens

The SIRUI 20mm T1.8 Anamorphic Lens offers a unique cinematic experience with a 1.33x squeeze factor, providing a stunning 2.35:1 widescreen ratio in 16:9 format. Priced at $599.00, it’s designed for E Mount cameras, making it an excellent choice for videographers seeking to create immersive content. This lens is optimized for Super 35 sensors, ensuring clarity and excellent coverage. Its ultra-fast T1.8 aperture enhances low-light performance, while the compact design makes it suitable for handheld shooting.

Overview of the VILTROX 85mm F2.0 Z Lens

The VILTROX 85mm F2.0 Z Lens stands out as a cost-effective option for portrait photographers, priced at $275.00, which is about 54% cheaper than the SIRUI lens. This lens is specifically engineered for Nikon Z mount cameras and features a large aperture for beautiful bokeh, making it ideal for capturing stunning portraits. With a minimum focusing distance of 0.74 meters, it allows for impressive close-up shots. The lens is lightweight and compact, making it easy to handle for long sessions without fatigue.

Build Quality and Design

The SIRUI 20mm lens weighs 480g, while the VILTROX 85mm lens is lighter at just 360g. Both lenses are compact, but the lighter weight of the VILTROX makes it slightly more portable for extended shooting. The SIRUI's design focuses on cinematic videography with its anamorphic characteristics, while the VILTROX is tailored for sharp portrait photography. Both lenses are built for reliability, but the VILTROX is noted for its performance in challenging weather conditions, adding a layer of versatility for outdoor photographers.

Autofocus Capabilities

Both lenses are equipped with advanced autofocus systems. The SIRUI lens features a precision STM stepping motor that delivers smooth, quiet, and accurate autofocus, along with eye-tracking capabilities. This is particularly beneficial for video creators who require precise focusing during shoots. Conversely, the VILTROX lens also utilizes an STM motor, ensuring smooth and quiet autofocus, which is ideal for both photography and video. While both lenses excel in autofocus performance, the SIRUI’s additional features make it more suitable for cinematic applications.

Aperture and Light Performance

The SIRUI 20mm T1.8 lens boasts an ultra-fast T1.8 aperture, allowing for superior light intake, which is crucial for low-light environments. This feature enables photographers and videographers to capture clearer images and achieve soft bokeh, enhancing the overall visual quality of their work. In contrast, the VILTROX 85mm F2.0 lens also provides a wide aperture, but at F2.0, it is slightly less capable in extremely low-light conditions compared to the SIRUI. However, the VILTROX's aperture still facilitates stunning bokeh, making it a strong contender for portrait photography.

Image Quality and Clarity

Image quality is a critical factor for both lenses. The SIRUI 20mm lens is designed to optimize coverage for Super 35 sensors, resulting in excellent image clarity and detail. The anamorphic design enhances the cinematic feel, making it suitable for filmmakers. On the other hand, the VILTROX 85mm lens incorporates 10 elements in 8 groups, including Extra-low Dispersion (ED) elements, which help reduce chromatic aberration and deliver sharp, vivid images. While both lenses provide high image quality, the SIRUI is tailored for cinematic visuals, whereas the VILTROX is geared towards portrait sharpness and color accuracy.

Target Audience and Use Cases

The SIRUI 20mm T1.8 lens targets filmmakers and videographers looking for high-quality cinematic effects. Its anamorphic capabilities and wide aperture make it ideal for capturing expansive landscapes and dynamic storytelling. The VILTROX 85mm F2.0 lens is primarily aimed at portrait photographers who want to achieve professional-looking results with beautiful bokeh and sharp detail. While both lenses serve distinct purposes, the choice will largely depend on whether one prioritizes cinematic videography or portrait photography.

Which should you buy?

In conclusion, the decision between the SIRUI 20mm T1.8 Anamorphic Lens and the VILTROX 85mm F2.0 Z Lens ultimately depends on your specific needs. If you're a filmmaker seeking to create cinematic visuals with a wide field of view and excellent low-light performance, the SIRUI lens is worth the investment at $599.00. However, if you're a portrait photographer looking for a budget-friendly option with great bokeh and sharpness, the VILTROX lens at $275.00 is an excellent choice, offering significant savings. Each lens has its strengths, making it important to align your selection with your creative goals.