The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Hasselblad XCD 45mm F4 P and the Hasselblad XCD 21mm F4 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. Hasselblad XCD 21mm F4 is the longer of the two lenses at 106mm. The Hasselblad XCD 45mm F4 P with a length of 52mm, is 54mm shorter. Besides being longer, the Hasselblad XCD 21mm F4 also has a larger diameter of 83mm compared to the Hasselblad XCD 45mm F4 P's 80mm diameter.
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Below you can find a scaled side-by-side image of Hasselblad XCD 45mm F4 P and Hasselblad XCD 21mm F4 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. Hasselblad XCD 45mm F4 P weighs 230g, which means it is 370g (61%) lighter than the Hasselblad XCD 21mm F4 which has a weight of 600g.
Filter Threads
The Hasselblad XCD 45mm F4 P has a filter size of 62mm whereas the Hasselblad XCD 21mm F4 has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 62mm filters that we recommend you to consider for the Hasselblad XCD 45mm F4 P:
And these are the 77mm filters that we recommend for the Hasselblad XCD 21mm F4:
Lens Mounts
Both the Hasselblad XCD 45mm F4 P and the Hasselblad XCD 21mm F4 has the same Hasselblad X lens mount. Some of the latest released cameras that are compatible with the Hasselblad X lenses are Hasselblad X2D, Hasselblad X1D II 50C and Hasselblad X1D.
Focal Range
Hasselblad XCD 45mm F4 P is a prime lens with fixed focal lenght of 45mm.
On the other hand, the Hasselblad XCD 21mm F4 is a prime lens with fixed focal lenght of 21mm.