The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic S 24-70mm F2.8 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 an important deciding factor when comparing two lenses. Panasonic S 24-70mm F2.8 is the longer of the two lenses at 140mm. The Leica SL 24-90mm F2.8-4 ASPH with a length of 138mm, is 2mm shorter. Besides being longer, the Panasonic S 24-70mm F2.8 also has a larger diameter of 91mm compared to the Leica SL 24-90mm F2.8-4 ASPH's 88mm diameter.
The 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 S 24-70mm F2.8 weighs 935g, which means it is 205g (17%) lighter than the Leica SL 24-90mm F2.8-4 ASPH which has a weight of 1140g.
Below you can find the dimension and weight table of the Standard Zoom Lenses in Leica L Mount for size comparison purposes.
Standard Zoom Lenses in Leica L Mount for Size Comparison
Lens Mounts
Both the Panasonic S 24-70mm F2.8 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 Panasonic S5 II, Panasonic S5 II X and Sigma fp L.
Focal Range
Panasonic S 24-70mm F2.8 has a focal range of 24-70mm and 2.9X zoom ratio . Leica SL 24-90mm F2.8-4 ASPH has a focal range of 24-90mm and 3.8X zoom ratio .