The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Canon 100mm f2.8 Macro USM and the Canon TS-E 90mm f2.8 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. Canon 100mm f2.8 Macro USM is the longer of the two lenses at 119mm. The Canon TS-E 90mm f2.8 with a length of 88mm, is 31mm shorter. Besides being longer, the Canon 100mm f2.8 Macro USM also has a larger diameter of 79mm compared to the Canon TS-E 90mm f2.8's 74mm 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. Canon TS-E 90mm f2.8 weighs 565g, 5% (35g) lighter than the Canon 100mm f2.8 Macro USM's weight of 600g.
Filter Threads
Both the Canon 100mm f2.8 Macro USM and the Canon TS-E 90mm f2.8 have the same Filter thread size of 58mm.
Below are links to the 58mm filters that we recommend you to consider for these lenses:
Lens Mounts
Both the Canon 100mm f2.8 Macro USM and the Canon TS-E 90mm f2.8 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.
Focal Range
Canon 100mm f2.8 Macro USM 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 a 35mm (FF) equivalent of
160mm.
On the other hand, the Canon TS-E 90mm f2.8 is a prime lens with fixed focal lenght of 90mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 144mm.