The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 28-300mm f3.5-6.3 VC PZD and the Canon 75-300mm f4.0-5.6 III 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 75-300mm f4.0-5.6 III is the longer of the two lenses at 122mm. The Tamron 28-300mm f3.5-6.3 VC PZD with a length of 96mm, is 26mm shorter. On the other hand, the Tamron 28-300mm f3.5-6.3 VC PZD has a larger diameter of 74mm compared to the Canon 75-300mm f4.0-5.6 III's 71mm 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 75-300mm f4.0-5.6 III weighs 480g, 11% (60g) lighter than the Tamron 28-300mm f3.5-6.3 VC PZD's weight of 540g.
Filter Threads
The Tamron 28-300mm f3.5-6.3 VC PZD has a filter size of 67mm whereas the Canon 75-300mm f4.0-5.6 III has a 58mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 67mm filters that we recommend you to consider for the Tamron 28-300mm f3.5-6.3 VC PZD:
And these are the 58mm filters that we recommend for the Canon 75-300mm f4.0-5.6 III:
Lens Mounts
Both the Tamron 28-300mm f3.5-6.3 VC PZD and the Canon 75-300mm f4.0-5.6 III has the same Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Blackmagic URSA 12K LF, Z CAM E2-F6 II 6K and Z CAM E2-S6 II 6K.
Tamron 28-300mm f3.5-6.3 VC PZD is also available in the Nikon F (FX) and Sony Alpha mounts.
Focal Range
Tamron 28-300mm f3.5-6.3 VC PZD has a focal range of 28-300mm and
10.7X 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 - 480mm.
On the other hand, the Canon 75-300mm f4.0-5.6 III has a focal range of 75-300mm and 4.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.6x crop, it provides a 35mm (FF) equivalent of 120 - 480mm.
