The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 200mm F2 DG and the Samyang AF 35-150mm F2-2.8 L 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. Sigma 200mm F2 DG is the longer of the two lenses at 201mm. The Samyang AF 35-150mm F2-2.8 L with a length of 155mm, is 46mm shorter. Besides being longer, the Sigma 200mm F2 DG also has a larger diameter of 119mm compared to the Samyang AF 35-150mm F2-2.8 L's 93mm 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. Samyang AF 35-150mm F2-2.8 L weighs 1206g, 33% (614g) lighter than the Sigma 200mm F2 DG's weight of 1820g.
Filter Threads
The Sigma 200mm F2 DG has a filter size of 105mm whereas the Samyang AF 35-150mm F2-2.8 L has a 82mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 105mm filters that we recommend you to consider for the Sigma 200mm F2 DG:
And these are the 82mm filters that we recommend for the Samyang AF 35-150mm F2-2.8 L:
Lens Mounts
Both the Sigma 200mm F2 DG and the Samyang AF 35-150mm F2-2.8 L has the same Leica L lens mount. Some of the latest released cameras that are compatible with the Leica L lenses are Leica SL3-P, Panasonic S1 II and Panasonic S1 IIE.
Sigma 200mm F2 DG is also available in the Sony E mount.
Focal Range
Sigma 200mm F2 DG is a prime lens with fixed focal lenght of 200mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
300mm.
On the other hand, the Samyang AF 35-150mm F2-2.8 L has a focal range of 35-150mm and 4.3X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 52.5 - 225mm.