The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 35-150mm F2.8-4 Di VC OSD and the Canon 28-135mm f3.5-5.6 IS USM 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. Tamron 35-150mm F2.8-4 Di VC OSD is the longer of the two lenses at 127mm. The Canon 28-135mm f3.5-5.6 IS USM with a length of 97mm, is 30mm shorter. Besides being longer, the Tamron 35-150mm F2.8-4 Di VC OSD also has a larger diameter of 84mm compared to the Canon 28-135mm f3.5-5.6 IS USM's 78mm 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 28-135mm f3.5-5.6 IS USM weighs 540g, 31% (250g) lighter than the Tamron 35-150mm F2.8-4 Di VC OSD's weight of 790g.
Filter Threads
The Tamron 35-150mm F2.8-4 Di VC OSD has a filter size of 77mm whereas the Canon 28-135mm f3.5-5.6 IS USM has a 72mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 77mm filters that we recommend you to consider for the Tamron 35-150mm F2.8-4 Di VC OSD:
And these are the 72mm filters that we recommend for the Canon 28-135mm f3.5-5.6 IS USM:
Lens Mounts
Both the Tamron 35-150mm F2.8-4 Di VC OSD and the Canon 28-135mm f3.5-5.6 IS USM 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 35-150mm F2.8-4 Di VC OSD is also available in Nikon F (FX) mount.
Focal Range
Tamron 35-150mm F2.8-4 Di VC OSD has a focal range of 35-150mm and
4.3X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of
56 - 240mm.
On the other hand, the Canon 28-135mm f3.5-5.6 IS USM has a focal range of 28-135mm and 4.8X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 44.8 - 216mm.