The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Nikon AF-P DX 70-300mm F4.5-6.3G and the Sigma 70-300mm F4-5.6 DG OS 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 70-300mm F4-5.6 DG OS is the longer of the two lenses at 126mm. The Nikon AF-P DX 70-300mm F4.5-6.3G with a length of 125mm, is 1mm shorter. Besides being longer, the Sigma 70-300mm F4-5.6 DG OS also has a larger diameter of 77mm compared to the Nikon AF-P DX 70-300mm F4.5-6.3G's 72mm 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. Nikon AF-P DX 70-300mm F4.5-6.3G weighs 400g, which means it is 210g (34%) lighter than the Sigma 70-300mm F4-5.6 DG OS which has a weight of 610g.
Filter Threads
Both the Nikon AF-P DX 70-300mm F4.5-6.3G and the Sigma 70-300mm F4-5.6 DG OS have the same Filter thread size of 58mm.
Below are links to the 58mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Nikon AF-P DX 70-300mm F4.5-6.3G has the Nikon F (DX) lens mount whereas the Sigma 70-300mm F4-5.6 DG OS has the Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with these mounts are Nikon D3500, Nikon D7500 and Nikon D5600 for the Nikon F (DX) Mount and Nikon D6, Nikon D780 and Nikon D3500 for the Nikon F (FX) Mount.
Sigma 70-300mm F4-5.6 DG OS is also available in Canon EF , Pentax KAF3, Sony Alpha and Sigma SA mounts.
Focal Range
Both lenses have the same focal range of
70-300mm but while Nikon AF-P DX 70-300mm F4.5-6.3G has the fastest aperture of
F4.5, the Sigma 70-300mm F4-5.6 DG OS's widest aperture value is
F4.0 - F5.6.