The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Laowa 85mm f5.6 2x Macro and the Leica Macro-Elmar-M 90mm f4 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. Laowa 85mm f5.6 2x Macro is the longer of the two lenses at 81mm. The Leica Macro-Elmar-M 90mm f4 with a length of 41mm, is 40mm shorter. Besides being longer, the Laowa 85mm f5.6 2x Macro also has a larger diameter of 53mm compared to the Leica Macro-Elmar-M 90mm f4's 52mm 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. Leica Macro-Elmar-M 90mm f4 weighs 240g, 16% (49g) lighter than the Laowa 85mm f5.6 2x Macro's weight of 289g.
Filter Threads
The Laowa 85mm f5.6 2x Macro has a filter size of 46mm whereas the Leica Macro-Elmar-M 90mm f4 has a 39mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 46mm filters that we recommend you to consider for the Laowa 85mm f5.6 2x Macro:
And these are the 39mm filters that we recommend for the Leica Macro-Elmar-M 90mm f4:
Lens Mounts
Both the Laowa 85mm f5.6 2x Macro and the Leica Macro-Elmar-M 90mm f4 has the same Leica M lens mount. Some of the latest released cameras that are compatible with the Leica M lenses are Leica M EV1, Leica M11-D and Pixii Max.
Laowa 85mm f5.6 2x Macro is also available in the Sony E , Canon RF, Nikon Z and Leica L mounts.
Focal Range
Laowa 85mm f5.6 2x Macro is a prime lens with fixed focal lenght of 85mm.
On the other hand, the Leica Macro-Elmar-M 90mm f4 is a prime lens with fixed focal lenght of 90mm.