The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic 9mm F1.7 ASPH and the Lensbaby Sol 22 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 9mm F1.7 ASPH is the longer of the two lenses at 52mm. The Lensbaby Sol 22 with a length of 38mm, is 14mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 61mm.
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 9mm F1.7 ASPH weighs 130g, which means it is 14g (9%) lighter than the Lensbaby Sol 22 which has a weight of 144g.
Below you can find the dimension and weight table of the Wideangle Prime Lenses in Micro Four Thirds Mount for size comparison purposes.
Wideangle Prime Lenses in Micro Four Thirds Mount for Size Comparison
Lens Mounts
Both the Panasonic 9mm F1.7 ASPH and the Lensbaby Sol 22 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-5, Panasonic GH6 and OM System OM-1.
Focal Range
Panasonic 9mm F1.7 ASPH is a prime lens with fixed focal lenght of 9mm which has an effective (full-frame 35mm equivalent) focal range of 18mm when used on a FourThirds format camera. Lensbaby Sol 22 is a prime lens with fixed focal lenght of 22mm which has an effective (full-frame 35mm equivalent) focal range of 44mm when used on a APS-C / DX format camera.