Sigma 24-105mm F4 DG OS HSM Review
Listed below are some of the rivals of the Sigma 24-105mm F4 DG OS HSM.
The Canon EF 24-70mm f/4L IS USM is a new professional standard zoom lens. Boasting built-in image stabilisation, macro capabilities and fast and quite auto-focusing, the EF 24-70mm f/4L IS USM is a lighter and more affordable alternative to the faster EF 24-70mm f/2.8L IS USM. Read our in-depth Canon EF 24-70mm f/4L IS USM review complete with full-size sample images.
The AF-S Nikkor 24-120mm f/4 G ED VR is a new standard zoom lens that can be used with both full-frame FX and cropped DX Nikon DSLR cameras. Featuring a constant maximum aperture of f/4 at all focal lengths, the Nikon 24-120mm lens costs almost twice as much as its variable-aperture predecessor, the 24-120mm f/3.5-5.6G IF-ED. Read our full Nikon AF-S Nikkor 24-120mm f/4G ED VR Review to find out if it's worth paying the extra...
The Tamron SP 24-70mm F/2.8 Di VC USD is a fast standard zoom lens for Nikon and Canon full-frame DSLR shooters. Crucially offering built-in image stabilisation, something that the Big Two don't offer, the Tamron 24-70mm is also weather-sealed and cheaper. Read our Tamron SP 24-70mm F/2.8 Di VC USD review to find out if it's the best standard zoom for full-frame users.