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Nikon NIKKOR Z 24- vs SIRUI

Updated July 2026 — Nikon NIKKOR Z 24- wins on focal length and autofocus, SIRUI wins on price and weight.

The Nikon lens excels in versatility and optical performance, while the SIRUI lens offers a unique cinematic experience at a lower price.

Why Nikon NIKKOR Z 24- is better

Versatility

Nikon offers a 24-70mm range compared to SIRUI's fixed 20mm.

Optical Quality

Nikon's f/2.8 aperture provides better sharpness and bokeh.

Autofocus Speed

Nikon's autofocus is 5x faster and quieter.

Why SIRUI is better

Price

SIRUI is significantly cheaper at $599.

Weight

SIRUI is lighter at 1.06 lbs compared to Nikon.

Cinematic Features

SIRUI provides a 1.33x anamorphic squeeze for cinematic visuals.

Overall score

Nikon NIKKOR Z 24-
88
SIRUI
75

Specifications

SpecNikon NIKKOR Z 24-SIRUI
Focal Length24-70mm20mm
Aperturef/2.8T1.8
AutofocusFast & QuietSmooth & Accurate
Weight1.75 lbs1.06 lbs
Price$2796.95$599.00

Dimension comparison

Nikon NIKKOR Z 24-SIRUI

Overview of the Nikon NIKKOR Z 24-70mm f/2.8 S II and SIRUI 20mm T1.8 Anamorphic Lens

The Nikon NIKKOR Z 24-70mm f/2.8 S II lens is a versatile full-frame zoom lens, while the SIRUI 20mm T1.8 Anamorphic Lens targets a niche market with its cinematic capabilities. Priced at $2,796.95, the Nikon lens offers a broader focal range, whereas the SIRUI lens, at $599.00, focuses on delivering immersive visual experiences with a wide-angle perspective. Both lenses cater to different user needs, making them unique in their respective categories.

Price Comparison

The Nikon lens is significantly more expensive than the SIRUI lens, with a price difference of about $2,197.95. This represents a premium price tag of 368% more for the Nikon lens. While the Nikon lens is designed for professional-level photography and videography with its internal zoom and advanced autofocus, the SIRUI lens is aimed at filmmakers seeking an anamorphic lens that provides a cinematic look at a much lower cost. This substantial price difference makes the SIRUI lens a more accessible choice for independent creators or those just starting in the filmmaking industry.

Design and Build Quality

The Nikon NIKKOR Z 24-70mm f/2.8 S II lens features an innovative internal zoom design which enhances stability and offers an impressive dust- and drip-resistant performance. This makes it an ideal choice for outdoor shooting and professional environments. On the other hand, the SIRUI 20mm T1.8 Anamorphic Lens is compact and lightweight, weighing only 1.06 lbs. This design is tailored for handheld and gimbal shooting, providing a balance between portability and performance. While both lenses are built with user experience in mind, their design philosophies cater to different shooting styles and needs.

Optical Performance

In terms of optical quality, the Nikon lens excels with a constant f/2.8 aperture, delivering exceptional sharpness and beautiful bokeh effects. Its optical formula sets new standards for anti-glare performance, making it suitable for a variety of lighting conditions. Conversely, the SIRUI 20mm T1.8 lens boasts a wide T1.8 aperture, allowing for significant light intake, which is advantageous for low-light shooting situations. Although both lenses provide great image quality, the Nikon lens is designed for versatility across various photography styles, while the SIRUI lens is optimized for cinematic applications.

Autofocus Capabilities

The Nikon NIKKOR Z 24-70mm f/2.8 S II offers faster and quieter autofocus, being five times faster and 50% quieter than its predecessor. This feature is particularly beneficial for videographers who require minimal operational noise during recording. The SIRUI 20mm T1.8 lens also includes advanced autofocus capabilities powered by a precision STM stepping motor, which provides smooth and accurate focusing, along with eye-tracking features. While both lenses offer dependable autofocus, the Nikon lens is designed for those who prioritize speed and silence in dynamic environments.

Focal Length and Versatility

With a focal length range of 24-70mm, the Nikon lens provides versatility for various shooting scenarios, from portraits to landscapes. Its close focus capability of 9.5 inches at 24mm and maximum magnification of 0.32x at 70mm adds to its adaptability. In contrast, the SIRUI 20mm lens serves a specific purpose with its 20mm focal length, ideal for capturing expansive landscapes and tight indoor spaces. While the Nikon lens stands out for its all-around performance, the SIRUI lens is excellent for those focused on wide-angle cinematic shots.

Ideal Use Cases

The Nikon NIKKOR Z 24-70mm f/2.8 S II is an excellent choice for professional photographers and videographers who need a reliable all-purpose lens that performs well in various conditions. Its robust features make it suitable for wedding photography, commercial shoots, and event coverage. On the other hand, the SIRUI 20mm T1.8 lens is tailored for filmmakers and content creators seeking to achieve a cinematic look, especially in narrative filmmaking and music videos. Each lens is designed with its target audience in mind, catering to distinct creative needs.

Which should you buy?

Choosing between the Nikon NIKKOR Z 24-70mm f/2.8 S II and the SIRUI 20mm T1.8 Anamorphic Lens ultimately depends on your specific needs and budget. If you are a professional seeking versatility and high-quality performance across various photography styles, the Nikon lens justifies its higher price with its advanced features and optical quality. However, if you are a filmmaker looking for a more affordable option that provides a unique cinematic perspective, the SIRUI lens offers excellent value without compromising on performance. Consider your shooting style and budget carefully to determine which lens aligns better with your creative vision.