The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 10-24mm f3.5-4.5 II LD and the Samsung D-Xenon 12-24mm F4 ED for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Samsung D-Xenon 12-24mm F4 ED is the longer of the two lenses at 88mm. The Tamron 10-24mm f3.5-4.5 II LD with a length of 84mm, is 4mm shorter. Besides being longer, the Samsung D-Xenon 12-24mm F4 ED also has a larger diameter of 84mm compared to the Tamron 10-24mm f3.5-4.5 II LD's 83mm diameter.
The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Tamron 10-24mm f3.5-4.5 II LD weighs 406g, which means it is 24g (5%) lighter than the Samsung D-Xenon 12-24mm F4 ED which has a weight of 430g.
Lens Mounts
The Tamron 10-24mm f3.5-4.5 II LD has the Pentax KAF lens mount whereas the Samsung D-Xenon 12-24mm F4 ED has the Pentax KAF2 lens mount. Some of the latest released cameras that are compatible with these mounts are Pentax KF, Pentax K-3 III and Pentax KP for the Pentax KAF Mount and , and for the Pentax KAF2 Mount.
Tamron 10-24mm f3.5-4.5 II LD is also available in Canon EF , Nikon F (DX), Sony Alpha and Canon EF mounts.
Focal Range
Tamron 10-24mm f3.5-4.5 II LD has a focal range of 10-24mm and 2.4X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 15-36mm when used on a APS-C / DX format camera. Samsung D-Xenon 12-24mm F4 ED has a focal range of 12-24mm and 2.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 18-36mm when used on a APS-C / DX format camera.