The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Olympus 12-200mm F3.5-6.3 and the Nikon 18-300mm F3.5-5.6G 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. Nikon 18-300mm F3.5-5.6G ED VR is the longer of the two lenses at 120mm. The Olympus 12-200mm F3.5-6.3 with a length of 100mm, is 20mm shorter. Besides being longer, the Nikon 18-300mm F3.5-5.6G ED VR also has a larger diameter of 83mm compared to the Olympus 12-200mm F3.5-6.3's 78mm 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 12-200mm F3.5-6.3 weighs 455g, which means it is 375g (45%) lighter than the Nikon 18-300mm F3.5-5.6G ED VR which has a weight of 830g.
Filter Threads
The Olympus 12-200mm F3.5-6.3 has a filter size of 72mm whereas the Nikon 18-300mm F3.5-5.6G ED VR has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 72mm filters that we recommend you to consider for the Olympus 12-200mm F3.5-6.3:
And these are the 77mm filters that we recommend for the Nikon 18-300mm F3.5-5.6G ED VR:
Lens Mounts
The Olympus 12-200mm F3.5-6.3 has the Micro Four Thirds lens mount whereas the Nikon 18-300mm F3.5-5.6G ED VR has the Nikon F (DX) 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 D3500, Nikon D7500 and Nikon D5600 for the Nikon F (DX) Mount.
Focal Range
Olympus 12-200mm F3.5-6.3 has a focal range of 12-200mm and
16.7X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
24-400mm when used on a FourThirds format camera.
On the other hand, the Nikon 18-300mm F3.5-5.6G ED VR has a focal range of 18-300mm and 16.7X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 27-450mm when used on a APS-C / DX format camera.