The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Leica TL 35mm F1.4 ASPH and the Olympus 30mm F3.5 Macro 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 TL 35mm F1.4 ASPH is the longer of the two lenses at 77mm. The Olympus 30mm F3.5 Macro with a length of 60mm, is 17mm shorter. Besides being longer, the Leica TL 35mm F1.4 ASPH also has a larger diameter of 70mm compared to the Olympus 30mm F3.5 Macro's 57mm 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.
Filter Threads
The Leica TL 35mm F1.4 ASPH has a filter size of 60mm whereas the Olympus 30mm F3.5 Macro has a 46mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 60mm filters that we recommend you to consider for the Leica TL 35mm F1.4 ASPH:
And these are the 46mm filters that we recommend for the Olympus 30mm F3.5 Macro:
Lens Mounts
The Leica TL 35mm F1.4 ASPH has the Leica TL lens mount whereas the Olympus 30mm F3.5 Macro has the Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with these mounts are , and for the Leica TL Mount and OM System OM-1 II, Panasonic G9 II and OM System OM-5 for the Micro Four Thirds Mount.
Focal Range
Leica TL 35mm F1.4 ASPH is a prime lens with fixed focal lenght of 35mm which has an effective (full-frame 35mm equivalent) focal range of
52.5mm when used on a APS-C / DX format camera.
On the other hand, the Olympus 30mm F3.5 Macro is a prime lens with fixed focal lenght of 30mm which has an effective (full-frame 35mm equivalent) focal range of 60mm when used on a FourThirds format camera.