The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang AF 35-150mm F2-2.8 L and the Sigma 70-200mm f2.8 Sports 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 70-200mm f2.8 Sports is the longer of the two lenses at 205mm. The Samyang AF 35-150mm F2-2.8 L with a length of 155mm, is 50mm shorter. On the other hand, the Samyang AF 35-150mm F2-2.8 L has a larger diameter of 93mm compared to the Sigma 70-200mm f2.8 Sports's 91mm 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, which means it is 139g (10%) lighter than the Sigma 70-200mm f2.8 Sports which has a weight of 1345g.
Below you can find the dimension and weight table of the Telephoto Zoom Lenses in Leica L Mount for size comparison purposes.
Telephoto Lenses in Leica L Mount for Size Comparison
Filter Threads
The Samyang AF 35-150mm F2-2.8 L has a filter size of 82mm whereas the Sigma 70-200mm f2.8 Sports has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 82mm filters that we recommend you to consider for the Samyang AF 35-150mm F2-2.8 L:
And these are the 77mm filters that we recommend for the Sigma 70-200mm f2.8 Sports:
Lens Mounts
Both the Samyang AF 35-150mm F2-2.8 L and the Sigma 70-200mm f2.8 Sports 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 70-200mm f2.8 Sports is also available in Sony E mount.
Focal Range
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.
On the other hand, the Sigma 70-200mm f2.8 Sports has a focal range of 70-200mm and 2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 105 - 300mm.