The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Olympus ED 14-150mm F4-5.6 II and the Panasonic 14-140mm F3.5-5.6 O.I.S for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor 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 Olympus ED 14-150mm F4-5.6 II's 64mm diameter.
Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Panasonic 14-140mm F3.5-5.6 O.I.S weighs 265g, 6% (19g) lighter than the Olympus ED 14-150mm F4-5.6 II's 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
Lens Mounts
Both Olympus ED 14-150mm F4-5.6 II and Panasonic 14-140mm F3.5-5.6 O.I.S 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-5, Panasonic GH6 and OM System OM-1.
Focal Range
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. 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.