The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 24-70mm F2.8 Di VC USD G2 and the Tamron 24-70mm f2.8 VC USD 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 24-70mm f2.8 VC USD is the longer of the two lenses at 117mm. The Tamron 24-70mm F2.8 Di VC USD G2 with a length of 111mm is 6mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 88mm.
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 24-70mm f2.8 VC USD weighs 825g, 8% (80g) lighter than the Tamron 24-70mm F2.8 Di VC USD G2's weight of 905g.
Below you can find the dimension and weight table of the 'Standard Zoom Lenses in Canon EF Mount for size comparison purposes.
Standard Zoom Lenses in Canon EF Mount for Size Comparison
Lens Mounts
Both Tamron 24-70mm F2.8 Di VC USD G2 and Tamron 24-70mm f2.8 VC USD 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 24-70mm F2.8 Di VC USD G2 is also available in Nikon F (FX) mount.
Tamron 24-70mm f2.8 VC USD is also available in Nikon F (FX) and Sony Alpha mounts.
Focal Range
Both lenses have the same focal range of 24-70mm and the fastest aperture of F2.8.