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 Leica SL 24-90mm F2.8-4 ASPH 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. Leica SL 24-90mm F2.8-4 ASPH is the longer of the two lenses at 138mm. The Panasonic S 20-60mm F3.5-5.6 with a length of 87mm, is 51mm shorter. Besides being longer, the Leica SL 24-90mm F2.8-4 ASPH also has a larger diameter of 88mm compared to the Panasonic S 20-60mm F3.5-5.6's 77mm 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 S 20-60mm F3.5-5.6 weighs 350g, which means it is 790g (69%) lighter than the Leica SL 24-90mm F2.8-4 ASPH which has a weight of 1140g.
Filter Threads
The Panasonic S 20-60mm F3.5-5.6 has a filter size of 67mm whereas the Leica SL 24-90mm F2.8-4 ASPH has a 82mm 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 82mm filters that we recommend for the Leica SL 24-90mm F2.8-4 ASPH:
Lens Mounts
Both the Panasonic S 20-60mm F3.5-5.6 and the Leica SL 24-90mm F2.8-4 ASPH has the same Leica L lens mount. Some of the latest released cameras that are compatible with the Leica L lenses are Leica SL3, Panasonic S5 II and Panasonic S5 II X.
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 Leica SL 24-90mm F2.8-4 ASPH has a focal range of 24-90mm and 3.8X zoom ratio .