The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Hasselblad XCD 28mm F4 P and the Leica Elmarit-TL 18mm F2.8 ASPH 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 28mm F4 P is the longer of the two lenses at 44mm. The Leica Elmarit-TL 18mm F2.8 ASPH with a length of 21mm, is 23mm shorter. Besides being longer, the Hasselblad XCD 28mm F4 P also has a larger diameter of 75mm compared to the Leica Elmarit-TL 18mm F2.8 ASPH'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. Leica Elmarit-TL 18mm F2.8 ASPH weighs 80g, 67% (165g) lighter than the Hasselblad XCD 28mm F4 P's weight of 245g.
Filter Threads
The Hasselblad XCD 28mm F4 P has a filter size of 72mm whereas the Leica Elmarit-TL 18mm F2.8 ASPH has a 39mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 72mm filters that we recommend you to consider for the Hasselblad XCD 28mm F4 P:
And these are the 39mm filters that we recommend for the Leica Elmarit-TL 18mm F2.8 ASPH:
Lens Mounts
The Hasselblad XCD 28mm F4 P has the Hasselblad X lens mount whereas the Leica Elmarit-TL 18mm F2.8 ASPH has the Leica L lens mount. Some of the latest released cameras that are compatible with these mounts are Hasselblad X2D II, Hasselblad X2D and Hasselblad X1D II for the Hasselblad X Mount and Leica TL2, Leica TL and Leica T Typ 701 for the Leica L Mount.
Focal Range
Hasselblad XCD 28mm F4 P is a prime lens with fixed focal lenght of 28mm.
On the other hand, the Leica Elmarit-TL 18mm F2.8 ASPH is a prime lens with fixed focal lenght of 18mm which has an effective (full-frame 35mm equivalent) focal range of 27mm when used on a APS-C / DX format camera.