The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Pentax FA 43mm F1.9 L and the Samsung D-Xenon 35mm F2 AL 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. Samsung D-Xenon 35mm F2 AL is the longer of the two lenses at 45mm. The Pentax FA 43mm F1.9 L with a length of 27mm, is 18mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 64mm.
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. Pentax FA 43mm F1.9 L weighs 155g, which means it is 40g (20%) lighter than the Samsung D-Xenon 35mm F2 AL which has a weight of 195g.
Filter Threads
Both the Pentax FA 43mm F1.9 L and the Samsung D-Xenon 35mm F2 AL have the same Filter thread size of 49mm.
Below are links to the 49mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Pentax FA 43mm F1.9 L has the Pentax KAF lens mount whereas the Samsung D-Xenon 35mm F2 AL has the Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with these mounts are Pentax K-3 III Monochrome, Pentax KF and Pentax K-3 III for the Pentax KAF Mount and , and for the Pentax KAF2 Mount.
Focal Range
Pentax FA 43mm F1.9 L is a prime lens with fixed focal lenght of 43mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
64.5mm.
On the other hand, the Samsung D-Xenon 35mm F2 AL is a prime lens with fixed focal lenght of 35mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 52.5mm.