vsversusfinder

Nikon NIKKOR Z 24- vs Sigma 18-

Updated July 2026 — Nikon NIKKOR Z 24- wins on zoom range and build quality, Sigma 18- wins on price and weight.

The Nikon NIKKOR Z 24-120mm f/4 S offers superior versatility and build quality, making it the better choice for serious photographers, while the Sigma 18-50mm F2.8 DC DN Contemporary is a great budget option.

Why Nikon NIKKOR Z 24- is better

Zoom Range

Nikon offers a wider zoom range (24-120mm) compared to Sigma's 18-50mm.

Build Quality

Nikon features robust weather sealing for outdoor use.

Close Focusing

Nikon can focus as close as 1.15 ft, enhancing detail capture.

Why Sigma 18- is better

Price

Sigma is significantly cheaper at $587 compared to Nikon's $1,096.95.

Weight

Sigma is smaller and lighter, making it more portable.

Low Light

Sigma's f/2.8 aperture excels in low-light conditions.

Overall score

Nikon NIKKOR Z 24-
88
Sigma 18-
75

Specifications

SpecNikon NIKKOR Z 24-Sigma 18-
Aperturef/4f/2.8
CompatibilityNikon ZSony E
Close Focus1.15 ft1.5 ft
Weather SealingYesNo
OpticsPremium S-LineContemporary

Dimension comparison

Nikon NIKKOR Z 24-Sigma 18-

Introduction to the Nikon NIKKOR Z 24-120mm f/4 S and Sigma 18-50mm F2.8 DC DN Contemporary

When comparing the Nikon NIKKOR Z 24-120mm f/4 S and the Sigma 18-50mm F2.8 DC DN Contemporary, we find two versatile lenses designed for different photographic needs. The Nikon lens is priced at $1,096.95, while the Sigma lens comes in significantly lower at $587.00. This article delves into various aspects of both products to help you make an informed decision based on your photography requirements.

Optical Performance

The Nikon NIKKOR Z 24-120mm f/4 S features premium S-Line optics with a constant f/4 aperture, allowing for superior resolution across its zoom range. This lens is designed to maintain clarity and detail in various lighting conditions, making it perfect for both wide-angle and telephoto photography. In contrast, the Sigma 18-50mm F2.8 DC DN Contemporary boasts a versatile focal range of 18-50mm with an impressive f/2.8 aperture throughout, which provides excellent optical performance in a compact design. While both lenses offer high optical quality, the Nikon lens excels in versatility due to its wider zoom range, making it suitable for a broader range of photography styles.

Build Quality and Design

The Nikon NIKKOR Z 24-120mm f/4 S is built with robust weather sealing, making it a durable choice for outdoor photography. Its compact, travel-friendly design allows photographers to carry it easily. The Sigma 18-50mm F2.8 DC DN Contemporary, while smaller and lighter, also incorporates modern design principles that combine optical performance with compactness. The build quality of both lenses is commendable, but those who frequently shoot in challenging weather conditions may prefer the Nikon for its additional durability.

Focusing Capabilities

Focusing is a critical aspect of lens performance, and both the Nikon and Sigma lenses excel in this area. The Nikon NIKKOR Z 24-120mm features dual high-speed, ultra-quiet STM stepping motors for autofocus, allowing for smooth operation and close focusing as near as 1.15 ft. This capability is particularly useful for capturing detailed subjects. The Sigma lens also offers excellent autofocus performance with in-camera aberration correction, enhancing image quality. However, the Nikon’s close focusing ability and advanced autofocus technology give it a notable edge for photographers who require precise detail in their shots.

Compatibility

The Nikon NIKKOR Z 24-120mm f/4 S is compatible with FX and DX format Nikon Z series mirrorless cameras, providing flexibility for various camera bodies. The Sigma 18-50mm F2.8 DC DN Contemporary is designed specifically for Sony E mounts, which may limit its appeal to photographers working with other systems. This compatibility difference can significantly impact your choice, especially if you already own a camera system.

Price Point

The price difference between the two lenses is quite significant. The Nikon NIKKOR Z 24-120mm f/4 S is priced at $1,096.95, making it a premium option in the market. On the other hand, the Sigma 18-50mm F2.8 DC DN Contemporary comes in at $587.00, about 47% cheaper than the Nikon lens. This substantial price gap may make the Sigma lens more appealing for entry-level photographers or those on a budget who still desire quality performance.

Intended Use

The Nikon NIKKOR Z 24-120mm f/4 S is a versatile all-in-one zoom lens that caters to photographers who need a wide range of focal lengths for different scenarios, from landscapes to portraits. Its constant f/4 aperture ensures consistent exposure settings throughout the zoom range. Conversely, the Sigma 18-50mm F2.8 DC DN Contemporary is ideal for everyday photography, offering a more limited focal range but with a fast f/2.8 aperture that excels in low-light situations. Depending on your primary photography style, one lens may better suit your needs than the other.

User Experience and Feedback

While specific user feedback and sales ranks were not provided, the Nikon NIKKOR Z 24-120mm f/4 S is known for its premium build and optical performance, likely making it a favorite among professional photographers. The Sigma 18-50mm F2.8 DC DN Contemporary, being more affordable, may attract beginner and hobbyist photographers looking for a reliable lens without breaking the bank. The choice between the two may come down to personal preference, brand loyalty, and the specific needs of the photographer.

Which should you buy?

Choosing between the Nikon NIKKOR Z 24-120mm f/4 S and the Sigma 18-50mm F2.8 DC DN Contemporary ultimately depends on your photography needs and budget. If you require a versatile lens with a broad zoom range and are willing to invest in premium optics, the Nikon lens is an excellent choice. However, if you are looking for a more affordable option that still offers good optical performance and is suitable for everyday use, the Sigma lens may be the better option. Consider your camera compatibility, intended use, and budget to make the best decision for your photography journey.