The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic S 40mm F2 and the Panasonic 18-40mm F4.5-6.3 for their suitability to various photography scenarios:
Size and Weight Comparison Below you can find a scaled side-by-side image of Panasonic S 40mm F2 and Panasonic 18-40mm F4.5-6.3 to get a better idea of how their sizes compare in real life.
Comparison image of the Panasonic S 40mm F2 and the Panasonic 18-40mm F4.5-6.3 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. Panasonic S 40mm F2 weighs 144g, which means it is 11g (7%) lighter than the Panasonic 18-40mm F4.5-6.3 which has a weight of 155g.
Filter Threads
Both the Panasonic S 40mm F2 and the Panasonic 18-40mm F4.5-6.3 have the same Filter thread size of 62mm .
Below are links to the 62mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Panasonic S 40mm F2 and the Panasonic 18-40mm F4.5-6.3 has the same Leica L lens mount . Some of the latest released cameras that are compatible with the Leica L lenses are Leica SL3-P , Panasonic S1 II and Panasonic S1 IIE .
Focal Range
Panasonic S 40mm F2 is a prime lens with fixed focal lenght of 40mm.
On the other hand, the Panasonic 18-40mm F4.5-6.3 has a focal range of 18-40mm and 2.2X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 27 - 60mm .