The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic S 20-60mm F3.5-5.6 and the Panasonic 12-60mm F2.8-4.0 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. Panasonic S 20-60mm F3.5-5.6 is the longer of the two lenses at 87mm. The Panasonic 12-60mm F2.8-4.0 with a length of 86mm, is 1mm shorter. Besides being longer, the Panasonic S 20-60mm F3.5-5.6 also has a larger diameter of 77mm compared to the Panasonic 12-60mm F2.8-4.0's 68mm diameter.
Below you can find a scaled side-by-side image of Panasonic S 20-60mm F3.5-5.6 and Panasonic 12-60mm F2.8-4.0 to get a better idea of how their sizes compare in real life.
Comparison image of the Panasonic S 20-60mm F3.5-5.6 and the Panasonic 12-60mm F2.8-4.0 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 12-60mm F2.8-4.0 weighs 320g, 8% (30g) lighter than the Panasonic S 20-60mm F3.5-5.6's weight of 350g.
Filter Threads
The Panasonic S 20-60mm F3.5-5.6 has a filter size of 67mm whereas the Panasonic 12-60mm F2.8-4.0 has a 62mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Panasonic S 20-60mm F3.5-5.6:
And these are the 62mm filters that we recommend for the Panasonic 12-60mm F2.8-4.0:
Lens Mounts
The Panasonic S 20-60mm F3.5-5.6 has the Leica L lens mount whereas the Panasonic 12-60mm F2.8-4.0 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 S 20-60mm F3.5-5.6 has a focal range of 20-60mm and
3.0X zoom ratio .
On the other hand, the Panasonic 12-60mm F2.8-4.0 has a focal range of 12-60mm and 5.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 24-120mm when used on a FourThirds format camera.