The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic 100-500mm f5-7.1 and the OM 50-200mm F2.8 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. OM 50-200mm F2.8 is the longer of the two lenses at 226mm. The Panasonic 100-500mm f5-7.1 with a length of 196mm, is 30mm shorter. On the other hand, the Panasonic 100-500mm f5-7.1 has a larger diameter of 92mm compared to the OM 50-200mm F2.8's 91mm diameter.
Below you can find a scaled side-by-side image of Panasonic 100-500mm f5-7.1 and OM 50-200mm F2.8 to get a better idea of how their sizes compare in real life.
Comparison image of the Panasonic 100-500mm f5-7.1 and the OM 50-200mm F2.8 Size and Weight 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. OM 50-200mm F2.8 weighs 1075g, 16% (210g) lighter than the Panasonic 100-500mm f5-7.1's weight of 1285g.
Filter Threads
The Panasonic 100-500mm f5-7.1 has a filter size of 82mm whereas the OM 50-200mm F2.8 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 82mm filters that we recommend you to consider for the Panasonic 100-500mm f5-7.1:
And these are the 77mm filters that we recommend for the OM 50-200mm F2.8:
Lens Mounts
The Panasonic 100-500mm f5-7.1 has the Leica L lens mount whereas the OM 50-200mm F2.8 has the Micro Four Thirds lens mount . Some of the latest released cameras that are compatible with these mounts are Leica SL3-P , Panasonic S1 II and Panasonic S1 IIE for the Leica L Mount and OM System OM-3 Astro , OM System OM-5 II and OM System OM-3 for the Micro Four Thirds Mount.
Focal Range
Panasonic 100-500mm f5-7.1 has a focal range of 100-500mm 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
150 - 750mm .
On the other hand, the OM 50-200mm F2.8 has a focal range of 50-200mm and 4.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 100-400mm when used on a FourThirds format camera.