The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony 300mm F2.8 G SSM II and the Canon 300mm f2.8L IS II USM 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. Canon 300mm f2.8L IS II USM is the longer of the two lenses at 249mm. The Sony 300mm F2.8 G SSM II with a length of 243mm, is 6mm shorter. Besides being longer, the Canon 300mm f2.8L IS II USM also has a larger diameter of 128mm compared to the Sony 300mm F2.8 G SSM II's 122mm 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. Sony 300mm F2.8 G SSM II weighs 2300g, which means it is 100g (4%) lighter than the Canon 300mm f2.8L IS II USM which has a weight of 2400g.
Lens Mounts
The Sony 300mm F2.8 G SSM II has the Sony Alpha lens mount whereas the Canon 300mm f2.8L IS II USM has the Canon EF lens mount. Some of the latest released cameras that are compatible with these mounts are Sony A99 II, Sony A68 and Sony A77 II for the Sony Alpha Mount and Canon 1D X III, Canon 6D MII and Canon 5D MIV for the Canon EF Mount.
Focal Range
Both lenses have the same focal range of
300mm and the fastest aperture of
F2.8.