The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Olympus ED 7-14mm F2.8 PRO and the Nikon 24-120mm f4G ED VR 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. Olympus ED 7-14mm F2.8 PRO is the longer of the two lenses at 106mm. The Nikon 24-120mm f4G ED VR with a length of 104mm, is 2mm shorter. On the other hand, the Nikon 24-120mm f4G ED VR has a larger diameter of 84mm compared to the Olympus ED 7-14mm F2.8 PRO's 79mm 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. Olympus ED 7-14mm F2.8 PRO weighs 534g, which means it is 176g (24%) lighter than the Nikon 24-120mm f4G ED VR which has a weight of 710g.
Lens Mounts
The Olympus ED 7-14mm F2.8 PRO has the Micro Four Thirds lens mount whereas the Nikon 24-120mm f4G ED VR has the Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with these mounts are OM System OM-3 Astro, OM System OM-5 II and OM System OM-3 for the Micro Four Thirds Mount and Nikon D6, Nikon D780 and Nikon D3500 for the Nikon F (FX) Mount.
Focal Range
Olympus ED 7-14mm F2.8 PRO has a focal range of 7-14mm and
2.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
14-28mm when used on a FourThirds format camera.
On the other hand, the Nikon 24-120mm f4G ED VR has a focal range of 24-120mm and 5.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 36 - 180mm.