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Sigma 40mm F1.4 DG HSM Art Lens

The Sigma 40mm f/1.4 DG HSM is a 40mm f/1.4 lens designed for Canon EF, Nikon F, Sony E, Sigma SA mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Sigma 40mm F1.4 DG HSM Art Lens

Sigma 40mm F1.4 DG HSM Art Lens

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Lens Overview — Sigma 40mm f/1.4 DG HSM

The Sigma 40mm F1.4 DG HSM Art is a full-frame prime lens available in Canon EF, Nikon F, Sony E, and Sigma SA mounts. Sitting in Sigma's well-regarded Art line, it delivers a 40mm standard focal length with a wide maximum aperture of f/1.4, making it a compelling option for photographers who want a slightly wider perspective than a traditional 50mm without straying too far from the classic standard field of view. The lens supports both autofocus and manual focus operation, giving shooters flexibility depending on their working style.

With an 82mm filter thread, it accommodates a wide range of filters for creative and technical use. The lens weighs 1,200g, which reflects the substantial optical build typical of high-aperture full-frame Art series lenses — something to factor in when planning a kit or choosing a camera body pairing. It is categorized for full-frame coverage, meaning it is designed to illuminate the entire 35mm full-frame image circle.

No image stabilization is included, so photographers relying on this lens in low-light situations will need to depend on the f/1.4 maximum aperture and their own shooting technique or in-body stabilization if available on their camera body.

Key Features — Sigma 40mm f/1.4 DG HSM

40mm F1.4 Prime: Offers a slightly wider field of view than a traditional 50mm, with a fast f/1.4 maximum aperture for low-light shooting and subject separation.

Sigma Art Line Optics: Part of Sigma's premium Art series, built around high-resolution optical performance and designed to meet the demands of modern high-megapixel sensors.

Full-Frame Coverage: Designed to cover the full 35mm image circle, making it compatible with full-frame sensor cameras across supported mounts.

HSM Autofocus: Hyper Sonic Motor delivers fast, quiet autofocus suitable for both stills and video work.

11-Blade Aperture Diaphragm: Produces smooth, rounded bokeh in out-of-focus areas, particularly noticeable when shooting wide open.

Four Mount Options: Available in Canon EF, Nikon F, Sony E, and Sigma SA mounts, covering a broad range of camera systems.

Lens Specifications — Sigma 40mm f/1.4 DG HSM

Sigma 40mm f/1.4 DG HSM full specifications
SpecDetail
Use CasesStudio, Video / Cinematography
Lens TypePrime
FormatFull Frame
Zoom/PrimePrime
Focal Length40mm
Maximum Aperturef/1.4
Camera SystemDSLR / Mirrorless
Lens MountCanon EF, Nikon F, Sony E, Sigma SA
AutofocusYes
Focus TypeAuto, Manual
Image StabilizationNone
Filter Thread82mm

Description — Sigma 40mm f/1.4 DG HSM

The Sigma 40mm F1.4 DG HSM Art is a full-frame prime lens with a fixed 40mm focal length and a maximum aperture of f/1.4. It is available in Canon EF, Nikon F, Sony E, and Sigma SA mounts, making it accessible to a wide range of photographers working across different camera systems. The lens supports both autofocus and manual focus, giving users control over their focusing method depending on the shooting situation.

Its 82mm filter thread allows for the use of standard photographic filters. Weighing 1,200g, this is a substantial lens that reflects the demands of full-frame, large-aperture optical design. No image stabilization is included, so photographers will want to account for this when working in lower light or at slower shutter speeds.

The lens falls into the standard focal length range, offering a perspective well-suited to portraits, street work, and general photography where a moderate field of view is desirable.

Pros — Sigma 40mm f/1.4 DG HSM

  • ✓Wide maximum aperture of f/1.4 supports shooting in lower light conditions
  • ✓Full-frame coverage ensures compatibility with full-frame sensor cameras
  • ✓Broad mount compatibility across Canon EF, Nikon F, Sony E, and Sigma SA systems

Cons — Sigma 40mm f/1.4 DG HSM

  • ✗No image stabilization included, which can be a limitation in handheld low-light scenarios
  • ✗At 1,200g, the lens is notably heavy for everyday carry
  • ✗Single focal length with no zoom flexibility at 40mm

Videos — Sigma 40mm f/1.4 DG HSM

Sigma 40mm f/1.4 ART - SHARPEST Lens I've Tested?! — Kai W

Resources & Downloads — Sigma 40mm f/1.4 DG HSM

Manuals & Guides

Frequently Asked Questions — Sigma 40mm f/1.4 DG HSM

Which camera mounts is the Sigma 40mm F1.4 DG HSM Art compatible with?+
The lens is available in Canon EF, Nikon F, Sony E, and Sigma SA mounts. Buyers should confirm their specific camera system before purchasing to ensure compatibility.
Does this lens work on full-frame cameras?+
Yes, the lens is designed for full-frame coverage, meaning it is built to cover a full-frame image circle. It is listed under a full-frame lens format in its specifications.
Does the Sigma 40mm F1.4 DG HSM Art have image stabilization?+
No, this lens does not include image stabilization. Photographers shooting in challenging lighting conditions will need to rely on the f/1.4 aperture, fast shutter speeds, or in-body stabilization if their camera supports it.
What filter size does this lens use?+
The lens uses an 82mm filter thread, which is a common size among large-aperture full-frame lenses but larger than many standard options, so existing filters may not fit without step rings.
How heavy is the Sigma 40mm F1.4 DG HSM Art?+
The lens weighs 1,200g. This is a significant weight that buyers should consider when evaluating how it will pair with their camera body, particularly for extended handheld shooting.
Is this a zoom or prime lens?+
This is a prime lens with a fixed focal length of 40mm. It offers no zoom capability, but the fixed design at f/1.4 is what enables the wide maximum aperture.

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