The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samsung D-Xenon 18-55mm F3.5-5.6 and the Samsung D-Xenon 16-45mm 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. Samsung D-Xenon 16-45mm F4 is the longer of the two lenses at 92mm. The Samsung D-Xenon 18-55mm F3.5-5.6 with a length of 68mm, is 24mm shorter. Besides being longer, the Samsung D-Xenon 16-45mm F4 also has a larger diameter of 72mm compared to the Samsung D-Xenon 18-55mm F3.5-5.6's 69mm 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. Samsung D-Xenon 18-55mm F3.5-5.6 weighs 225g, which means it is 140g (38%) lighter than the Samsung D-Xenon 16-45mm F4 which has a weight of 365g.
Below you can find the dimension and weight table of the Standard Zoom Lenses in Pentax KAF2 Mount for size comparison purposes.
Standard Lenses in Pentax KAF2 Mount for Size Comparison
Filter Threads
The Samsung D-Xenon 18-55mm F3.5-5.6 has a filter size of 52mm whereas the Samsung D-Xenon 16-45mm F4 has a 67mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 52mm filters that we recommend you to consider for the Samsung D-Xenon 18-55mm F3.5-5.6:
And these are the 67mm filters that we recommend for the Samsung D-Xenon 16-45mm F4:
Lens Mounts
Both the Samsung D-Xenon 18-55mm F3.5-5.6 and the Samsung D-Xenon 16-45mm F4 has the same Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with the Pentax KAF2 lenses are , and .
Focal Range
Samsung D-Xenon 18-55mm F3.5-5.6 has a focal range of 18-55mm and
3.1X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
27-82.5mm when used on a APS-C / DX format camera.
On the other hand, the Samsung D-Xenon 16-45mm F4 has a focal range of 16-45mm and 2.8X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 24-67.5mm when used on a APS-C / DX format camera.
