The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Olympus 30mm F3.5 Macro and the Panasonic Lumix G 25mm F1.7 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. Olympus 30mm F3.5 Macro is the longer of the two lenses at 60mm. The Panasonic Lumix G 25mm F1.7 ASPH with a length of 52mm, is 8mm shorter. On the other hand, the Panasonic Lumix G 25mm F1.7 ASPH has a larger diameter of 61mm 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. Panasonic Lumix G 25mm F1.7 ASPH weighs 125g, 2% (3g) lighter than the Olympus 30mm F3.5 Macro's weight of 128g.
Filter Threads
Both the Olympus 30mm F3.5 Macro and the Panasonic Lumix G 25mm F1.7 ASPH have the same Filter thread size of 46mm.
Below are links to the 46mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Olympus 30mm F3.5 Macro and the Panasonic Lumix G 25mm F1.7 ASPH has the same Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are OM System OM-1 II, Panasonic G9 II and OM System OM-5.
Focal Range
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.
On the other hand, the Panasonic Lumix G 25mm F1.7 ASPH is a prime lens with fixed focal lenght of 25mm which has an effective (full-frame 35mm equivalent) focal range of 50mm when used on a FourThirds format camera.