The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 85mm F1.8 VC and the Tokina 100mm f2.8 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.Tokina 100mm f2.8 Macro is the longer of the two lenses at 95mm. The Tamron 85mm F1.8 VC with a length of 91mm is 4mm shorter. On the other hand, the Tamron 85mm F1.8 VC has a larger diameter of 85mm compared to Tokina 100mm f2.8 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. Tokina 100mm f2.8 Macro weighs 540g, 22% (160g) lighter than the Tamron 85mm F1.8 VC's weight of 700g.
Both Tamron 85mm F1.8 VC and Tokina 100mm f2.8 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.
Tamron 85mm F1.8 VC is also available in Sony Alpha and Nikon F (FX) mounts.
Tokina 100mm f2.8 Macro is also available in Nikon F (FX) mount.
Tamron 85mm F1.8 VC is a prime lens with fixed focal lenght of 85mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 136mm.
Tokina 100mm f2.8 Macro is a prime lens with fixed focal lenght of 100mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 160mm.