The Sigma 24-70mm F2.8 DG OS HSM Art is, like the competing model from Tamron, an attempt to deliver a wide aperture standard zoom for full-frame SLRs at a reasonable price and with image stabilization. That's beyond ambitious.

Consistent performance through zoom range; Optical stabilization; Solid build; Dust and splash protection; Available for multiple systems; Attractive price

Weak edge performance at f/2.8; Dimmed corners; Visible chromatic aberration; Some distortion

One of the best pieces of news professional working photographers have heard in the lens world could be about the Sigma 24-70mm f2.8 DG OS HSM Art Lens. Unlike many first party options out there, it has optical stabilization built in which helps a lot at weddings, events, for portraits, etc.

The Sigma Art range of lenses aims at the highest level of optical performance. Coupled with the extremely useful 24-70mm range, such a lens offers the potential of a huge step up from the average "kit lens" often supplied in a package with the camera.

For many photographers, the most coveted walkabout focal length is 24-70mm, with most major manufacturers offering lenses at this range due to its extreme versatility. While own-brand lenses have often been the go-to for anybody looking for premium quality, Sigma has just released its own 24-70mm...

It is always exciting to bring in a new Sigma Art lens and covering the normal, most-commonly-used focal length range with an f/2.8 aperture combined with optical stabilization definitely raised the anticipation level for this one.

The Sigma fares excellently well in the frame centre and on its edge but only at the shorter focal lengths, doing it at the expense of the edges of the frame at 70 mm. It deals well with chromatic aberrations but the spherical variety remains a problem.

Solid casing designed for high rigidity,, Excellent image quality in the frame centre,, Good image quality on the edge of the APS-C,, Lack of problems with longitudinal chromatic aberration,, Sensible coma correction,, Low vignetting on the APS-C/DX,, Silent, quick and accurate autofocus,, Efficient...

Resolution on the edge of the frame at the 70 mm focal length should have been better,, Noticeable problems with spherical aberration,, Weak performance against bright light,, A bit too high astigmatism level,, Significant vignetting on full frame,, Noticeable distortion of moustache style on the...

The Sigma 24-70mm F2.8 DG OS HSM Art is a new fast standard zoom lens for full-frame DSLR cameras. It will also work with APS-C sensors with an effective increase in focal length. The Sigma 24-70mm F2.8 DG OS HSM Art features a rounded 9 blade diaphragm which creates an attractive blur to the out of...

excellent product does exactly what it says it does, you will have to be aware that this will only work with certain Sigma lenses. build quality is top class. I bought it so that I could use it on my canon mount 150-600mm lens and it works wonderfully, all the Sony A7R ii feature work as with native...