The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 30mm F1.4 DC HSM and the Tokina 35mm f2.8 Macro DX for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Sigma 30mm F1.4 DC HSM is the longer of the two lenses at 63mm. The Tokina 35mm f2.8 Macro DX with a length of 60mm, is 3mm shorter. Besides being longer, the Sigma 30mm F1.4 DC HSM also has a larger diameter of 74mm compared to the Tokina 35mm f2.8 Macro DX's 73mm diameter.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Tokina 35mm f2.8 Macro DX weighs 340g, 21% (95g) lighter than the Sigma 30mm F1.4 DC HSM's weight of 435g.
Filter Threads
The Sigma 30mm F1.4 DC HSM has a filter size of 62mm whereas the Tokina 35mm f2.8 Macro DX has a 52mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Sigma 30mm F1.4 DC HSM:
And these are the 52mm filters that we recommend for the Tokina 35mm f2.8 Macro DX:
Lens Mounts
Both the Sigma 30mm F1.4 DC HSM and the Tokina 35mm f2.8 Macro DX has the same Nikon F (DX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (DX) lenses are Nikon D3500, Nikon D7500 and Nikon D5600.
Sigma 30mm F1.4 DC HSM is also available in Canon EF and Sigma SA mounts.
Tokina 35mm f2.8 Macro DX is also available in Canon EF mount.
Focal Range
Sigma 30mm F1.4 DC HSM is a prime lens with fixed focal lenght of 30mm which has an effective (full-frame 35mm equivalent) focal range of
45mm when used on a APS-C / DX format camera.
On the other hand, the Tokina 35mm f2.8 Macro DX is a prime lens with fixed focal lenght of 35mm which has an effective (full-frame 35mm equivalent) focal range of 52.5mm when used on a APS-C / DX format camera.