The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 12-24mm F4 DG HSM and the Sigma 24-35mm F2 DG HSM A for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Sigma 12-24mm F4 DG HSM is the longer of the two lenses at 132mm. The Sigma 24-35mm F2 DG HSM A with a length of 123mm is 9mm shorter. Besides being longer, the Sigma 12-24mm F4 DG HSM also has a larger diameter of 101mm compared to Sigma 24-35mm F2 DG HSM A's 88mm diameter.
Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Sigma 24-35mm F2 DG HSM A weighs 941g, 18% (210g) lighter than the Sigma 12-24mm F4 DG HSM's weight of 1151g.
Below you can find the dimension and weight table of the 'Wideangle Zoom Lenses in Sigma SA Mount for size comparison purposes.
Wideangle Zoom Lenses in Sigma SA Mount for Size Comparison
Lens Mounts
Both Sigma 12-24mm F4 DG HSM and Sigma 24-35mm F2 DG HSM A has the same Sigma SA lens mount. Some of the latest released cameras that are compatible with the Sigma SA lenses are Sigma Quattro, Sigma Quattro H and Sigma SD1 Merrill.
Sigma 12-24mm F4 DG HSM is also available in Nikon F (FX) and Canon EF mounts.
Sigma 24-35mm F2 DG HSM A is also available in Canon EF and Nikon F (FX) mounts.
Focal Range
Sigma 12-24mm F4 DG HSM has a focal range of 12-24mm and 2.0X zoom ratio . Sigma 24-35mm F2 DG HSM A has a focal range of 24-35mm and 1.5X zoom ratio .