The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 50mm F1.2 GM and the Lensbaby Sol 45 Mirrorless 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. Sony FE 50mm F1.2 GM is the longer of the two lenses at 108mm. The Lensbaby Sol 45 Mirrorless with a length of 65mm, is 43mm shorter. Besides being longer, the Sony FE 50mm F1.2 GM also has a larger diameter of 87mm compared to the Lensbaby Sol 45 Mirrorless's 73mm 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 45 Mirrorless weighs 272g, 65% (506g) lighter than the Sony FE 50mm F1.2 GM's weight of 778g.
Lens Mounts
Both the Sony FE 50mm F1.2 GM and the Lensbaby Sol 45 Mirrorless has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony FX5, Sony A7R VI and Sony A7 V.
Lensbaby Sol 45 Mirrorless is also available in Fujifilm X mount.
Focal Range
Sony FE 50mm F1.2 GM is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
75mm.
On the other hand, the Lensbaby Sol 45 Mirrorless is a prime lens with fixed focal lenght of 45mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 67.5mm.