Nikon NIKKOR Z 24- vs SIRUI
Updated July 2026 — Nikon NIKKOR Z 24- wins on focal length and build quality, SIRUI wins on price and weight.
The Nikon NIKKOR Z 24-120mm f/4 S excels in versatility and optical performance, while the SIRUI 20mm T1.8 offers a budget-friendly option for filmmakers.
Why Nikon NIKKOR Z 24- is better
Versatility
Nikon lens covers a wide zoom range.
Optical Quality
Superior resolution and weather sealing.
Close Focusing
Can focus as close as 1.15 ft.
Why SIRUI is better
Price
SIRUI lens is significantly cheaper.
Weight
Lighter and more portable.
Cinematic Features
Anamorphic design for filmmakers.
Overall score
Specifications
| Spec | Nikon NIKKOR Z 24- | SIRUI |
|---|---|---|
| Aperture | f/4 | T1.8 |
| Zoom Range | 24-120mm | 20mm |
| Compatibility | Nikon Z | E-mount |
| Close Focus | 1.15 ft | Not specified |
| Weight | 1.75 lbs | 1.06 lbs |
Dimension comparison
Overview of the Nikon NIKKOR Z 24-120mm f/4 S
The Nikon NIKKOR Z 24-120mm f/4 S is a premium all-in-one zoom lens designed for Z series mirrorless cameras. Priced at $1,096.95, this lens features a constant f/4 aperture across its zoom range, making it versatile for various photography styles, from wide-angle landscapes to telephoto portraits. The lens also boasts a close focusing distance of just 1.15 feet, allowing photographers to capture intricate details from a short distance. With high-speed, ultra-quiet autofocus powered by dual STM motors, this lens ensures edge-to-edge sharpness and minimal focus breathing. Additionally, its custom control ring provides users with the flexibility to adjust settings like aperture and ISO, enhancing the shooting experience.
Overview of the SIRUI 20mm T1.8 1.33X Anamorphic Lens
The SIRUI 20mm T1.8 1.33X Anamorphic Lens offers a unique cinematic experience at a more accessible price of $599.00. This lens is optimized for Super 35 sensors, featuring a 1.33x squeeze factor that produces a stunning 2.35:1 widescreen ratio, making it ideal for filmmakers looking to achieve a cinematic look without cropping. The lens also includes selectable manual and autofocus options, enhanced by a precision STM stepping motor that ensures quiet and smooth focus transitions. Weighing only 1.06 pounds, the lens is compact and lightweight, making it perfect for handheld shooting and gimbal work, which is crucial for independent creators and professionals alike.
Price Comparison
When comparing prices, the Nikon NIKKOR Z 24-120mm f/4 S is significantly more expensive at $1,096.95, while the SIRUI 20mm T1.8 1.33X Anamorphic Lens is priced at $599.00. This makes the SIRUI lens about 45% cheaper than the Nikon lens. The price difference may influence your decision, especially if you are on a budget or just starting in photography or videography. The SIRUI lens offers excellent value, particularly for those focused on cinematic aspects, while the Nikon lens is targeted towards photographers who need a versatile zoom option.
Compatibility
The Nikon NIKKOR Z 24-120mm f/4 S is specifically designed for FX and DX format Nikon Z series mirrorless cameras, providing a zoom range of 24mm to 120mm on full-frame cameras and 36mm to 180mm on crop-sensor models. This makes it a versatile option for a range of photography styles. On the other hand, the SIRUI 20mm T1.8 is tailored for E-mount cameras, including popular models like the A6500, A6700, and FX3. If you own a Nikon Z series camera, the Nikon lens will be the clear choice, whereas the SIRUI lens is better suited for Sony users looking to achieve a cinematic aesthetic.
Optical Performance
In terms of optical performance, the Nikon NIKKOR Z 24-120mm f/4 S excels with its premium S-Line optics, providing superior resolution and minimizing color bleeding and focus breathing. It also features robust weather sealing, allowing photographers to shoot in various conditions without fear of damaging the lens. The SIRUI 20mm T1.8 focuses on delivering cinematic visuals, thanks to its wide T1.8 aperture, which enhances low-light performance and provides a pleasing bokeh effect. Both lenses offer outstanding image quality, but the Nikon lens stands out in versatility and durability, whereas the SIRUI lens is specialized for cinematic work.
Usability and Features
The usability features of the Nikon NIKKOR Z 24-120mm f/4 S include a custom control ring that allows users to adjust settings like aperture, ISO, or exposure compensation. This versatility is particularly useful for photographers who require quick adjustments while shooting. The dedicated manual focusing ring also contributes to precise control over focus, making it easier to achieve desired effects. In contrast, the SIRUI 20mm T1.8 offers selectable manual and autofocus options, along with eye-tracking capabilities, making it highly suitable for video creators. The focus on user-friendly features makes both lenses appealing, but they cater to different types of photographers and videographers.
Size and Portability
Portability is another key factor when choosing between the two lenses. The SIRUI 20mm T1.8 is compact and lightweight, weighing only 1.06 pounds, making it ideal for run-and-gun shooting, travel, or handheld work. In contrast, while the Nikon NIKKOR Z 24-120mm f/4 S provides a versatile zoom range, it is likely bulkier and heavier than the SIRUI lens. If you prioritize lightweight gear for mobility, the SIRUI lens is the better option. However, if you need a comprehensive zoom lens for various situations, the Nikon lens might be worth the extra weight.
Which should you buy?
Ultimately, the choice between the Nikon NIKKOR Z 24-120mm f/4 S and the SIRUI 20mm T1.8 1.33X Anamorphic Lens depends on your specific needs and camera system. If you own a Nikon Z series camera and require a versatile, all-in-one solution for various photography styles, the Nikon lens is the clear winner, despite its higher price. However, if you are a filmmaker or videographer using Sony E-mount cameras and looking for a budget-friendly option to achieve a cinematic look, the SIRUI lens presents an excellent value. Consider your camera compatibility, shooting style, and budget before making your decision.

