The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic 14-140mm F3.5-5.6 O.I.S and the Olympus ED 14-150mm F4-5.6 II 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 14-150mm F4-5.6 II is the longer of the two lenses at 83mm. The Panasonic 14-140mm F3.5-5.6 O.I.S with a length of 75mm, is 8mm shorter. On the other hand, the Panasonic 14-140mm F3.5-5.6 O.I.S has a larger diameter of 67mm compared to the Olympus ED 14-150mm F4-5.6 II's 64mm 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. Panasonic 14-140mm F3.5-5.6 O.I.S weighs 265g, which means it is 19g (6%) lighter than the Olympus ED 14-150mm F4-5.6 II which has a weight of 284g.
Below you can find the dimension and weight table of the SuperZoom Lenses in Micro Four Thirds Mount for size comparison purposes.
Superzoom Lenses in Micro Four Thirds Mount for Size Comparison
Filter Threads
Both the Panasonic 14-140mm F3.5-5.6 O.I.S and the Olympus ED 14-150mm F4-5.6 II 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
Both the Panasonic 14-140mm F3.5-5.6 O.I.S and the Olympus ED 14-150mm F4-5.6 II has the same Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are OM System OM-1 II, Panasonic G9 II and OM System OM-5.
Focal Range
Panasonic 14-140mm F3.5-5.6 O.I.S has a focal range of 14-140mm and
10.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
28-280mm when used on a FourThirds format camera.
On the other hand, the Olympus ED 14-150mm F4-5.6 II has a focal range of 14-150mm and 10.7X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 28-300mm when used on a FourThirds format camera.