The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Irix 11mm F4 and the Nikon 14-24mm f2.8G ED 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. Nikon 14-24mm f2.8G ED is the longer of the two lenses at 132mm. The Irix 11mm F4 with a length of 118mm, is 14mm shorter. On the other hand, the Irix 11mm F4 has a larger diameter of 103mm compared to the Nikon 14-24mm f2.8G ED's 98mm 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. Irix 11mm F4 weighs 790g, which means it is 180g (18%) lighter than the Nikon 14-24mm f2.8G ED which has a weight of 970g.
Lens Mounts
Both the Irix 11mm F4 and the Nikon 14-24mm f2.8G ED 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.
Irix 11mm F4 is also available in the Canon EF and Pentax KAF3 mounts.
Focal Range
Irix 11mm F4 is a prime lens with fixed focal lenght of 11mm.
On the other hand, the Nikon 14-24mm f2.8G ED has a focal range of 14-24mm and 1.7X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 21 - 36mm.