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SIRUI vs VILTROX

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

Winner

The SIRUI 20mm T1.8 offers superior image quality and advanced features, while the VILTROX 9mm F2.8 is a budget-friendly option for casual users.

Why SIRUI is better

Image Quality

Superior low-light performance and cinematic visuals

Autofocus

Advanced features including eye-tracking

Build Quality

Designed for professional use and durability

Why VILTROX is better

Price

Significantly cheaper at $199

Weight

Much lighter at 175g

Versatility

Excellent for casual photography and vlogging

Overall score

SIRUI
85
VILTROX
70

Specifications

SpecSIRUIVILTROX
AutofocusYesYes
Image CircleSuper 35APS-C
ConstructionDurableLightweight
Squeeze Factor1.33XN/A
Close FocusN/A0.13m

Dimension comparison

SIRUIVILTROX

Overview of the SIRUI 20mm T1.8 Anamorphic Lens

The SIRUI 20mm T1.8 Anamorphic Lens is priced at $599.00 and is designed for E-mount cameras, providing a versatile option for videographers and photographers alike. Its 1.33x squeeze factor produces a cinematic 2.35:1 widescreen ratio, making it ideal for capturing expansive landscapes or cinematic scenes. The lens features selectable manual and autofocus options, powered by a precision STM stepping motor, ensuring smooth and accurate focus transitions. With a fast T1.8 aperture, this lens enhances low-light performance and delivers soft bokeh, making it a strong contender for filmmakers seeking high-quality imagery.

Overview of the VILTROX 9mm F2.8 E

The VILTROX 9mm F2.8 E, priced at $199.00, is significantly cheaper than the SIRUI lens, making it appealing to budget-conscious photographers. This lens boasts an ultra-wide 113.8° field of view, ideal for capturing expansive landscapes or tight indoor spaces. With a minimum focusing distance of just 0.13 meters, it excels in close-up photography, providing detailed imagery. Additionally, the VILTROX features a lightweight design at only 175g, making it an excellent travel companion for photographers on the go, while its reliable autofocus ensures sharp images in various shooting scenarios.

Image Quality Comparison

The SIRUI 20mm T1.8 excels in producing high-quality cinematic visuals due to its 1.33x squeeze factor and wide T1.8 aperture. This design allows for exceptional low-light performance and detailed depth of field control, making it suitable for dramatic scenes and night shoots. The lens covers a Super 35 image circle, ensuring excellent clarity from edge to edge. In contrast, the VILTROX 9mm F2.8 E, with its 13 elements in 11 groups optical design, also delivers sharp images but focuses on providing a broader perspective with its ultra-wide angle. While both lenses produce impressive image quality, the choice largely depends on the desired shooting style and subject matter.

Autofocus Performance

The SIRUI 20mm T1.8 features advanced autofocus capabilities, including eye-tracking and an AF/MF switch, making it a versatile tool for videographers who need precise focus during shoots. The STM stepping motor ensures quiet and smooth focus transitions, essential for video work. On the other hand, the VILTROX 9mm F2.8 E also offers reliable autofocus with its own STM motor, providing fast and accurate focusing for dynamic scenes. However, the SIRUI lens’s features give it an edge when it comes to complex shooting conditions, especially in cinematic contexts.

Build Quality and Design

The SIRUI 20mm T1.8 is built for durability while remaining compact, weighing 480g. Its robust construction is designed for professional use, making it suitable for handheld shooting and gimbal work. The lens's thoughtful design caters to filmmakers who require a reliable tool in demanding environments. Conversely, the VILTROX 9mm F2.8 E, at just 175g, is even lighter and more portable, making it ideal for casual photographers and vloggers who prioritize ease of use and travel. The lens also includes a lotus-shaped lens hood, which enhances its usability by reducing flare and improving image quality.

Versatility in Shooting Scenarios

The SIRUI 20mm T1.8 is versatile, catering to a variety of shooting scenarios, including landscapes, night photography, and cinematic video production. Its wide aperture and cinematic aspect ratio make it well-suited for artistic projects. In comparison, the VILTROX 9mm F2.8 E shines in everyday photography and vlogging. With its ultra-wide field of view and close focusing capabilities, it adapts effortlessly to diverse creative needs. While both lenses offer versatility, the SIRUI lens is more tailored to filmmakers, whereas the VILTROX is perfect for photographers and content creators on a budget.

Price and Value Proposition

The SIRUI 20mm T1.8, priced at $599.00, is positioned as a premium lens for serious filmmakers and photographers, emphasizing image quality and professional features. In contrast, the VILTROX 9mm F2.8 E is about 67% cheaper at $199.00, making it an attractive option for those who need a functional wide-angle lens without breaking the bank. While the SIRUI offers advanced features suited for high-end production, the VILTROX provides excellent value for casual and semi-professional users looking for a reliable lens at a lower price point.

Which should you buy?

Choosing between the SIRUI 20mm T1.8 Anamorphic Lens and the VILTROX 9mm F2.8 E ultimately depends on your specific needs and budget. The SIRUI lens offers superior image quality, advanced autofocus features, and is designed with filmmakers in mind, making it a worthwhile investment for serious creators. However, if you're looking for an affordable, lightweight option that excels in casual photography and vlogging, the VILTROX lens is a fantastic choice. Each lens has its strengths, so consider your shooting style and requirements before making a decision.