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Sigma 120-300mm F2.8 EX DG OS HSM Nikon F (FX) Review

Sigma 120-300mm F2.8 EX DG OS HSM

Main Features

  • 120-300mm Focal Range
  • F2.8 Max Aperture
  • Image Stabilization
  • Weather Sealed
  • Filter Thread: 105mm
  • Max Format: 35mm FF
  • Nikon F (FX) Mount
  • Weight: 2950g.
  • Diameter: 114mm
  • Length: 289mm
  • Min Focus Distance:2.5m
  • Max Magnification:0.13x
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Sigma 120-300mm F2.8 EX DG OS HSM Overview

Sigma 120-300mm F2.8 EX DG OS HSM is an Auto Focus (AF) Telephoto Zoom lens with 35mm FF max sensor coverage and it is designed to be used with Nikon F (FX) mount cameras.

Lenses in Nikon F (FX) Mount with Same Focal and Aperture Range
Model Coverage Weight Focusing Street Price
Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR Lens Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR
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35mm FF 3250gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 DG OS HSM Lens Sigma 120-300mm F2.8 DG OS HSM
Compare
35mm FF 2950gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 EX DG HSM Lens Sigma 120-300mm F2.8 EX DG HSM
Compare
35mm FF 2600gr AF Amazon B&H Photo

Lens Mount

Sigma 120-300mm F2.8 EX DG OS HSM is compatible with cameras that have Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.

Sigma 120-300mm F2.8 EX DG OS HSM is also available in Canon EF mount.

Focal Range

Sigma 120-300mm F2.8 EX DG OS HSM has a focal range of 120-300mm and 2.5X zoom ratio. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 180 - 450mm.


Weather Sealings

Sigma 120-300mm F2.8 EX DG OS HSM is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Sigma 120-300mm F2.8 EX DG OS HSM with a weather sealed camera body such as Nikon D6, Nikon D780 and Nikon D850.

Optical Image Stabilization

Sigma 120-300mm F2.8 EX DG OS HSM features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting.

Zoom Method

Sigma 120-300mm F2.8 EX DG OS HSM features Rotary (internal) zoom method where the length of the lens doesn't change while you are zooming in or out. Even though this design has a size disadvantage in general compare to extending designs, it has the benefits of better sealing against dust and moisture, no zoom creep and no weight balance shift while zooming.

Maximum Magnification Ratio

Sigma 120-300mm F2.8 EX DG OS HSM has a Max Magnification Ratio of 0.13x and has a minimum focusing distance of 2.5m. 0.13x means that the max magnification ratio is very low and not suitable even for modest close-up shots.

Aperture

Sigma 120-300mm F2.8 EX DG OS HSM is a fixed aperture lens with a constant max aperture of f2.8 from 120mm all the way to the 300mm .

Optical Formula

Sigma 120-300mm F2.8 EX DG OS HSM's optical formula consists of 23 elements in 18 groups . Following special elements are used in this design:

  • 2 FLD elements
  • 1 SLD element

Lens Hood

Sigma 120-300mm F2.8 EX DG OS HSM comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.

Popular Comparisons of Sigma 120-300mm F2.8 EX DG OS HSM

Here is the eight most popular comparisons of Sigma 120-300mm F2.8 EX DG OS HSM amongst Camera Decision readers.

Top Alternatives of Sigma 120-300mm F2.8 EX DG OS HSM Lens
Model Coverage Weight Focusing Street Price
Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR Lens Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR
Compare
35mm FF 3250gr AF Amazon B&H Photo
Nikon AF-S Nikkor 200-500mm F5.6E ED VR Lens Nikon AF-S Nikkor 200-500mm F5.6E ED VR
Compare
35mm FF 2300gr AF Amazon B&H Photo
Nikon AF-S Nikkor 200-400mm f4G ED VR II Lens Nikon AF-S Nikkor 200-400mm f4G ED VR II
Compare
35mm FF 3360gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 DG OS HSM Lens Sigma 120-300mm F2.8 DG OS HSM
Compare
35mm FF 2950gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 EX DG HSM Lens Sigma 120-300mm F2.8 EX DG HSM
Compare
35mm FF 2600gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 EX DG OS HSM Lens Sigma 120-300mm F2.8 EX DG OS HSM
Compare
35mm FF 2950gr AF Amazon B&H Photo
Nikon AF-S Nikkor 300mm f2.8G ED VR II Lens Nikon AF-S Nikkor 300mm f2.8G ED VR II
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35mm FF 2900gr AF Amazon B&H Photo
Carl Zeiss Makro-Planar T 2100 Lens Carl Zeiss Makro-Planar T 2100
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35mm FF 680gr MF Amazon B&H Photo

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**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Pros and Cons of Sigma 120-300mm F2.8 EX DG OS HSM


PROs
Image Stabilization
Weather Sealed
Built-in Autofocus
Hood supplied
Tripod Collar
Full-time Manual Focusing
Internal Focusing
Fast and Bright at Wide end
Fast and Bright at Tele end
Constant f2.8 Aperture throughout the range
Covers Full-Frame Sensor

CONs
Heavy
Pricey
Sigma 120-300mm F2.8 EX DG OS HSM Alternatives in Nikon F (FX) Mount
Model Coverage Weight Focusing Street Price
Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR Lens Nikon AF-S Nikkor 120-300mm F2.8E FL ED SR VR
Compare
35mm FF 3250gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 DG OS HSM Lens Sigma 120-300mm F2.8 DG OS HSM
Compare
35mm FF 2950gr AF Amazon B&H Photo
Sigma 120-300mm F2.8 EX DG HSM Lens Sigma 120-300mm F2.8 EX DG HSM
Compare
35mm FF 2600gr AF Amazon B&H Photo

Sigma 120-300mm F2.8 EX DG OS HSM Detailed Specifications


General
Brand Sigma
Lens Type Zoom
Lens Type Telephoto Zoom
Lens Mount Nikon F (FX)
Max Format 35mm FF
Focal Range 120-300mm
Image Stabilization Yes
Colour Unknown
Zoom Method Rotary (internal)
Power Zoom No
Zoom Lock No
Zoom Ratio 2.5X
APERTURE
Max Aperture F2.8
Min Aperture F22.0
Aperture Ring No
Diaphragm Blades 9
Optics
Optical Elements 23
Optical Groups 18
Special Elements 2 FLD elements 1 SLD element

FOCUSING
Min Focus Distance 2.5m
Max Magnification 0.13X
Autofocus Yes
AF Motor Type Ring-type ultrasonic
Full Time Manual Yes
Focus Method Internal
PHYSICAL SPECS
Weight 2950g
Diameter 114mm
Length 289mm
Weather Sealing Yes
Filter Thread 105mm
Filter Notes -
Hood Supplied Yes
Tripod Collar Yes
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Frequently Asked Questions about Sigma 120-300mm F2.8 EX DG OS HSM
is the Sigma 120-300mm F2.8 EX DG OS HSM a Weather Sealed lens?
What is the Minimum Focusing Distance of Sigma 120-300mm F2.8 EX DG OS HSM
is the Sigma 120-300mm F2.8 EX DG OS HSM an Autofocus (AF) lens?
What is the Filter Thread Size of Sigma 120-300mm F2.8 EX DG OS HSM
Does Sigma 120-300mm F2.8 EX DG OS HSM have Image Stabilization?
Does Sigma 120-300mm F2.8 EX DG OS HSM have Aperture Ring?
What is the Maximum Magnification Ratio of Sigma 120-300mm F2.8 EX DG OS HSM
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