The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sony FE 24-70mm F4 OSS and the Sony FE 24-70mm F2.8 GM 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 24-70mm F2.8 GM is the longer of the two lenses at 136mm. The Sony FE 24-70mm F4 OSS with a length of 95mm, is 41mm shorter. Besides being longer, the Sony FE 24-70mm F2.8 GM also has a larger diameter of 88mm compared to the Sony FE 24-70mm F4 OSS's 73mm diameter.
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Below you can find a scaled side-by-side image of Sony FE 24-70mm F4 OSS and Sony FE 24-70mm F2.8 GM to get a better idea of how their sizes compare in real life.
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 FE 24-70mm F4 OSS weighs 426g, which means it is 460g (51%) lighter than the Sony FE 24-70mm F2.8 GM which has a weight of 886g.
Below you can find the dimension and weight table of the Standard Zoom Lenses in Sony E Mount for size comparison purposes.
Standard Lenses in Sony E Mount for Size Comparison
Filter Threads
The Sony FE 24-70mm F4 OSS has a filter size of 67mm whereas the Sony FE 24-70mm F2.8 GM has a 82mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Sony FE 24-70mm F4 OSS:
And these are the 82mm filters that we recommend for the Sony FE 24-70mm F2.8 GM:
Lens Mounts
Both the Sony FE 24-70mm F4 OSS and the Sony FE 24-70mm F2.8 GM has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A9 III, Sony A7C Mark II and Sony A7CR.
Focal Range
Both lenses have the same focal range of
24-70mm but while Sony FE 24-70mm F4 OSS has the fastest aperture of
F4.0, the Sony FE 24-70mm F2.8 GM's widest aperture value is
F2.8.