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Sigma 20mm F1.4 DG DN Art

Sony E Autofocus

Sigma 20mm F1.4 DG DN Art

Focal length
20 mm
Aperture
f/1.4
Weight
630 g
Filter diameter
82 mm
Min. focus distance
23 cm
Length
113.2 mm
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At a Glance

This ultra-wide prime for Sony E-mount full frame offers 20 mm at f/1.4. That wide opening allows short shutter times in low light, for example under a night sky. It is weather sealed, has an aperture ring and focuses down to 23 cm. Landscape, architecture and interiors suit it as well.

Good for

  • Landscape
  • Architecture
  • Interiors
  • Night sky

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

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Min. focal length
20 mm
Max. focal length
20 mm
Max. aperture (min. zoom)
f/1.4
Max. aperture (max. zoom)
f/1.4
Min. aperture
f/16
Elements
17
Groups
15
Weight
630 g (1.39 lb)
Filter diameter
82 mm
Min. focus distance
23 cm (9.06 in)
Max. magnification
1:6.1 (0.16×)
Length
113.2 mm (4.46 in)
Diameter
87.8 mm (3.46 in)
Released
August 2022

Manufacturer data: sigma-global.com, press.sigmaphoto.com

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Sigma 20mm F1.4 DG DN Art fit?

The Sigma 20mm F1.4 DG DN Art is a full-frame lens for Sony E-Mount cameras. On full-frame bodies it uses the whole sensor; on APS-C Sony E-Mount cameras its field of view equals 30 mm in full-frame terms.

Sony E-Mount cameras

Full frame:
Sony A7R VI,Sony A7 V,Sony FX2,Sony A1 II,Sony A9 III,Sony A7C II,Sony A7CR,Sony ZV-E1,Sony A7R V,Sony A7 IV,Sony A1,Sony FX3,Sony A7S III,Sony A7C,Sony FX6,Sony A7R IV (A7R IVA),Sony A9 II,Sony FX9,Sony A7 III,Sony A7R III (A7R IIIA),Sony A9,Sony A7R II,Sony A7S II,Sony A7 II,Sony A7S,Sony A7,Sony A7R
APS-C:
Sony ZV-E10 II,Sony A6700,Sony FX30,Sony ZV-E10,Sony A6600,Sony A6100,Sony A6400,Sony A6500,Sony A6300,Sony QX1 (ILCE-QX1),Sony A6000,Sony A5100,Sony A3500,Sony A5000,Sony A3000,Sony NEX-5T,Sony NEX-3N,Sony NEX-6,Sony NEX-5R,Sony NEX-F3,Sony NEX-7,Sony NEX-5N,Sony NEX-C3,Sony NEX-5,Sony NEX-3

Sigma 20mm F1.4 DG DN Art compared

Key specs side by side with the most similar Sony E-Mount lenses.

LensSigma 20mm F1.4 DG DN ArtSigma 20mm F1.4 DG HSM ArtSony FE 20mm F1.8GSigma 20mm F2.0 DG DN | Contemporary
Focal length20 mm20 mm20 mm20 mm
Max. aperturef/1.4f/1.4f/1.8f/2
Weight630 g950 g373 g370 g
Filter diameter82 mm–67 mm62 mm
Min. focus distance23 cm28 cm18 cm22 cm
Length113.2 mm130 mm84.7 mm74.4 mm
Autofocusyesyesyesyes
Image stabilizationnononono
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Sigma 20mm F1.4 DG DN Art: FAQ

Does the Sigma 20mm F1.4 DG DN Art have autofocus?

Yes, the Sigma 20mm F1.4 DG DN Art has autofocus.

Does the Sigma 20mm F1.4 DG DN Art have image stabilization?

No, the Sigma 20mm F1.4 DG DN Art has no stabilization of its own. On cameras with in-body image stabilization (IBIS) the image is still stabilized.

How much does the Sigma 20mm F1.4 DG DN Art weigh?

The Sigma 20mm F1.4 DG DN Art weighs 630 g. It is 113.2 mm long with a diameter of 87.8 mm.

What filter size does the Sigma 20mm F1.4 DG DN Art use?

The Sigma 20mm F1.4 DG DN Art takes 82 mm screw-in filters.

How close can the Sigma 20mm F1.4 DG DN Art focus?

The minimum focus distance of the Sigma 20mm F1.4 DG DN Art is 23 cm, measured from the sensor plane.

Is the Sigma 20mm F1.4 DG DN Art a full-frame lens?

Yes, the Sigma 20mm F1.4 DG DN Art covers full frame. On APS-C cameras its field of view equals 30 mm in full-frame terms.

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