The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 70mm F2.8 DG Macro and the Nikon 58mm f1.4G 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 70mm F2.8 DG Macro is the longer of the two lenses at 106mm. The Nikon 58mm f1.4G with a length of 70mm is 36mm shorter. On the other hand, the Nikon 58mm f1.4G has a larger diameter of 85mm compared to Sigma 70mm F2.8 DG Macro's 71mm 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. Nikon 58mm f1.4G weighs 385g, 25% (130g) lighter than the Sigma 70mm F2.8 DG Macro's weight of 515g.
Lens Mounts
Both Sigma 70mm F2.8 DG Macro and Nikon 58mm f1.4G has the same Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.
Sigma 70mm F2.8 DG Macro is also available in Canon EF , Sigma SA and Sony E mounts.
Focal Range
Sigma 70mm F2.8 DG Macro is a prime lens with fixed focal lenght of 70mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 105mm.
Nikon 58mm f1.4G is a prime lens with fixed focal lenght of 58mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 87mm.