The type of photography that you are planning to use is an important decision factor. Here we have evaluated the OM ED 20mm F1.4 Pro and the Lensbaby Sol 22 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. OM ED 20mm F1.4 Pro is the longer of the two lenses at 62mm. The Lensbaby Sol 22 with a length of 38mm, is 24mm shorter. Besides being longer, the OM ED 20mm F1.4 Pro also has a larger diameter of 63mm compared to the Lensbaby Sol 22's 61mm 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. Lensbaby Sol 22 weighs 144g, 41% (103g) lighter than the OM ED 20mm F1.4 Pro's weight of 247g.
Lens Mounts
Both the OM ED 20mm F1.4 Pro 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-1 II, Panasonic G9 II and OM System OM-5.
Focal Range
OM ED 20mm F1.4 Pro is a prime lens with fixed focal lenght of 20mm which has an effective (full-frame 35mm equivalent) focal range of
40mm when used on a FourThirds format camera.
On the other hand, the 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.