The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron AF 28-300mm f3.5-6.3 XR LD and the Rokinon 35mm f1.4 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. Rokinon 35mm f1.4 is the longer of the two lenses at 112mm. The Tamron AF 28-300mm f3.5-6.3 XR LD with a length of 84mm, is 28mm shorter. On the other hand, the Tamron AF 28-300mm f3.5-6.3 XR LD has a larger diameter of 73mm compared to the Rokinon 35mm f1.4's 63mm 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. Tamron AF 28-300mm f3.5-6.3 XR LD weighs 420g, which means it is 240g (36%) lighter than the Rokinon 35mm f1.4 which has a weight of 660g.
Filter Threads
The Tamron AF 28-300mm f3.5-6.3 XR LD has a filter size of 62mm whereas the Rokinon 35mm f1.4 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 62mm filters that we recommend you to consider for the Tamron AF 28-300mm f3.5-6.3 XR LD:
And these are the 77mm filters that we recommend for the Rokinon 35mm f1.4:
Lens Mounts
Both the Tamron AF 28-300mm f3.5-6.3 XR LD and the Rokinon 35mm f1.4 has the same Sony Alpha lens mount. Some of the latest released cameras that are compatible with the Sony Alpha lenses are Sony A99 II, Sony A68 and Sony A77 II.
Tamron AF 28-300mm f3.5-6.3 XR LD is also available in Canon EF , Nikon F (FX) and Pentax KAF mounts.
Rokinon 35mm f1.4 is also available in Canon EF , Nikon F (FX), Four Thirds, Pentax KAF and Samsung NX mounts.
Focal Range
Tamron AF 28-300mm f3.5-6.3 XR LD has a focal range of 28-300mm and
10.7X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
42 - 450mm.
On the other hand, the Rokinon 35mm f1.4 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.