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Sigma 70- vs Nikon NIKKOR Z 24-

Updated July 2026 — Sigma 70- leads on price and focal length.

The Sigma 70-200mm excels in low-light performance and telephoto capabilities, while the Nikon 24-120mm offers versatility and close focusing at a lower price.

Why Sigma 70- is better

Aperture

Sigma has a larger f/2.8 aperture for better low-light performance.

Build Quality

Sigma offers superior weather resistance.

Telephoto Range

Sigma's 70-200mm range is ideal for portraits and wildlife.

Why Nikon NIKKOR Z 24- is better

Price

Nikon is more budget-friendly at $1,096.95.

Versatility

Nikon covers a wider focal length from 24mm to 120mm.

Close Focus

Nikon can focus as close as 1.15 feet.

Overall score

Sigma 70-
85
Nikon NIKKOR Z 24-
90

Specifications

SpecSigma 70-Nikon NIKKOR Z 24-
Aperturef/2.8f/4
Focal Length70-200mm24-120mm
AutofocusHLA MotorSTM Motors
Close FocusN/A1.15 ft
Build QualityDust & Splash ResistantWeather Sealed

Dimension comparison

Sigma 70-Nikon NIKKOR Z 24-

Overview

The Sigma 70-200mm F2.8 DG DN OS for Sony and the Nikon NIKKOR Z 24-120mm f/4 S are both exceptional camera lenses, offering unique features tailored for different photography needs. The Sigma lens is priced at $1,649.00, while the Nikon lens is more budget-friendly at $1,096.95, making it about 33% cheaper. This price difference reflects the different capabilities and specifications of each lens.

Design and Build Quality

When it comes to design and build quality, the Sigma 70-200mm is constructed with a dust and splash-resistant structure, ensuring durability in challenging conditions. This lens is part of Sigma's Sports line, indicating a focus on superior weather resistance and robust construction. In contrast, the Nikon NIKKOR Z 24-120mm f/4 S also boasts strong weather-sealing but is designed to be compact and travel-friendly. Despite the Sigma's higher price, both lenses are built to withstand the rigors of outdoor photography, though the Sigma may offer an edge in extreme weather conditions.

Focal Length and Versatility

The Sigma 70-200mm offers a focal length range from 70mm to 200mm, making it ideal for portrait and wildlife photography where telephoto capabilities are essential. Conversely, the Nikon NIKKOR Z 24-120mm provides a versatile zoom range from wide-angle 24mm to 120mm, suitable for various shooting scenarios, including landscapes and portraits. The Nikon lens’s wider range allows for more flexibility, particularly useful for photographers who prefer a single all-in-one lens rather than switching between multiple lenses.

Aperture and Low Light Performance

The Sigma lens features a constant f/2.8 aperture, which is advantageous for low-light situations and provides excellent background blur for portraits. This larger aperture allows for better light transmission and creates a more pronounced bokeh effect. The Nikon lens has a constant f/4 aperture, which, while still effective, does not allow as much light in as the Sigma. Photographers who frequently shoot in low-light environments or desire more creative control over depth of field may prefer the Sigma for its superior aperture performance.

Autofocus System

The Sigma 70-200mm incorporates a high-response Linear Actuator (HLA) autofocus motor, ensuring quick and accurate focusing. This feature is particularly valuable for capturing fast-moving subjects. On the other hand, the Nikon NIKKOR Z 24-120mm utilizes two high-speed, ultra-quiet STM stepping motors for its autofocus system, enabling close focusing and edge-to-edge sharpness. While both systems are effective, the Sigma's motor is specifically designed for high-speed performance, making it a better choice for action-oriented photography.

Close Focus Capabilities

The Nikon NIKKOR Z 24-120mm excels in its close focusing ability, allowing photographers to capture details from as close as 1.15 feet, even at 120mm. This feature is ideal for macro-style shots or when photographing small subjects. The Sigma 70-200mm, while a fantastic lens, does not emphasize close focusing in its specifications. For those who frequently shoot close-up images and require the ability to highlight intricate details, the Nikon lens is the superior option.

Control Features

Both lenses offer unique control features that enhance usability. The Sigma 70-200mm is designed with a focus on performance, while the Nikon NIKKOR Z 24-120mm includes a custom control ring that allows users to adjust settings like aperture, ISO, or exposure compensation seamlessly. This additional control can be a significant advantage for photographers who prefer a more hands-on approach while shooting. The Nikon’s dedicated manual focusing ring also provides smooth and precise adjustments, reinforcing its user-friendly design.

Which should you buy?

The choice between the Sigma 70-200mm F2.8 DG DN OS for Sony and the Nikon NIKKOR Z 24-120mm f/4 S ultimately depends on your specific photography needs. If you prioritize low-light performance and telephoto capabilities, the Sigma lens, priced at $1,649.00, will serve you well. However, if you're looking for versatility, close focusing, and a more budget-friendly option at $1,096.95, the Nikon lens is the clear winner. Both lenses offer exceptional quality, but understanding your shooting style will help determine the best fit for you.