The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang 50mm F1.4 AS UMC and the Tamron 60mm f2 II LD IF Macro for their suitability to various photography scenarios:
Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Tamron 60mm f2 II LD IF Macro is the longer of the two lenses at 80mm. The Samyang 50mm F1.4 AS UMC with a length of 75mm is 5mm shorter. On the other hand, the Samyang 50mm F1.4 AS UMC has a larger diameter of 82mm compared to Tamron 60mm f2 II LD IF Macro's 73mm diameter.
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 60mm f2 II LD IF Macro weighs 400g, 25% (135g) lighter than the Samyang 50mm F1.4 AS UMC's weight of 535g.
Lens Mounts
Both Samyang 50mm F1.4 AS UMC and Tamron 60mm f2 II LD IF Macro has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Samyang 50mm F1.4 AS UMC is also available in Nikon F (FX) , Pentax KAF, Sony Alpha and Sony E mounts.
Tamron 60mm f2 II LD IF Macro is also available in Nikon F (DX) and Sony Alpha mounts.
Focal Range
Samyang 50mm F1.4 AS UMC is a prime lens with fixed focal lenght of 50mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 80mm.
Tamron 60mm f2 II LD IF Macro is a prime lens with fixed focal lenght of 60mm which has an effective (full-frame 35mm equivalent) focal range of 96mm when used on a APS-C / DX format camera.