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Sigma 120-400mm f/4.5-5.6 DG OS HSM

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User ratings:
7
3.6 out of 5
7 user ratings
5 stars
0 %
4 stars
57 %
3 stars
42 %
2 stars
0 %
1 stars
0 %
Editorial reviews:
1
  3. See more
1 editorial reviews
Looking for a Sigma 120-400mm lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
Read editorial reviews

Pros

  • really comfortable to use
  • excellent build quality and a good range of useful features
  • tolerates chromatic aberration very well

Cons

  • lacks a silent focusing motor
  • the plane of focus is not perpendicular to the optical axis
  • a lens-element which is not aligned
More pros & cons

Key specs

  • 21
  • Rear
  • yes
  • Full-frame (35mm)
  • 120, 400 mm
  • yes
  • Telephoto
Go to full specs
Colors

Contents

Sigma 120-400mm f/4.5-5.6 DG OS HSM - Variants

Filter variants:
  • Lens mount
    • Canon EF
    • Nikon F
    • Pentax K
    • Sigma SA
1 - 4 z 4 products
120-400mm f/4.5-5.6 DG OS HSM for Canon EF
  • 728954
  • 07203.728954
  • 6030798
  • 02.056
  • 920728
120-400mm f/4.5-5.6 DG OS HSM for Nikon F
  • 728955
  • 07202.728955
120-400mm f/4.5-5.6 DG OS HSM for Pentax
  • 728961
120-400mm f/4.5-5.6 DG OS HSM for Sigma SA
  • 728956
  • 07205.728956
  • 02156

Sigma 120-400mm f/4.5-5.6 DG OS HSM - Pros & Cons

Sigma 120-400mm f/4.5-5.6 DG OS HSM

Pros

  • really comfortable to use
  • excellent build quality and a good range of useful features
  • tolerates chromatic aberration very well
  • The collar is very well made
  • detachable

Cons

  • lacks a silent focusing motor
  • the plane of focus is not perpendicular to the optical axis
  • a lens-element which is not aligned
  • OS makes too much noise
  • image sharpness starts to worsen
  • No in-lens stabilization
  • light falloff is more of a problem
  • Sharpness is very poor at 300mm

Sigma 120-400mm f/4.5-5.6 DG OS HSM - Full Specifications

Units:
Icon
General
Lens typeTelephoto
Lens mount
  • Canon EF
  • Nikon F
  • Pentax K
  • Sigma SA
Icon
Aperture
Aperture max4.5-5.6
Aperture min22-28
Aperture ringno
Number of diaphragm blades9
Icon
Optics
Elements21
Groups15
Special elements / coatings3 SLD elements
Zoom methodExpanding
Icon
Dimensions
Weight57.85 oz
Diameter3.62 in
Length7.99 in
Filter size3.03 in
Icon
Image properties
Max Format size
Full-frame
Focal length120 - 400
Maximum magnification0.24 x
Image stabilisationyes
Icon
Focus
Focus methodRear
Autofocusyes
Autofocus motor typeRing Type Ultrasonic
Full-time Manual focusingyes
Closest focusing distance1.5
Distance scaleyes
Depth of field (DoF) scaleno
Icon
Design
Colour of productBlack
Body materialsMetal
Tripod collaryes
Hood suppliedyes
Sealingno

Sigma 120-400mm f/4.5-5.6 DG OS HSM - Q&A

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Sigma 120-400mm f/4.5-5.6 DG OS HSM Sigma - Editorial Reviews (1)

Sigma 120-400mm f/4.5-5.6 DG OS HSM Sigma 120-400mm f/4.5-5.6 DG OS HSM APO Review
Imaging Resource logo
Imaging Resource
Published: 01.02.2008
Sigma 120-400mm f/4.5-5.6 DG OS HSM APO Review

Looking for a Sigma 120-400mm lens review? Read on to find out what we uncovered in our objective optical lab tests.

By Andrew Alexander
19 minute read

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