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 Nikon 24-120mm f4G ED VR 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 24-70mm F2.8 Di VC USD G2 is the longer of the two lenses at 111mm. The Nikon 24-120mm f4G ED VR with a length of 104mm, is 7mm shorter. Besides being longer, the Tamron 24-70mm F2.8 Di VC USD G2 also has a larger diameter of 88mm compared to the Nikon 24-120mm f4G ED VR's 84mm 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. Nikon 24-120mm f4G ED VR weighs 710g, 21% (195g) 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 Nikon F (FX) Mount for size comparison purposes.
Standard Lenses in Nikon F (FX) Mount for Size Comparison
Filter Threads
The Tamron 24-70mm F2.8 Di VC USD G2 has a filter size of 82mm whereas the Nikon 24-120mm f4G ED VR has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 82mm filters that we recommend you to consider for the Tamron 24-70mm F2.8 Di VC USD G2:
And these are the 77mm filters that we recommend for the Nikon 24-120mm f4G ED VR:
Lens Mounts
Both the Tamron 24-70mm F2.8 Di VC USD G2 and the Nikon 24-120mm f4G ED VR has the same Nikon F (FX) lens mount. Some of the latest released cameras that are compatible with the Nikon F (FX) lenses are Nikon D6, Nikon D780 and Nikon D3500.
Tamron 24-70mm F2.8 Di VC USD G2 is also available in Canon EF mount.
Focal Range
Tamron 24-70mm F2.8 Di VC USD G2 has a focal range of 24-70mm and
2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
36 - 105mm.
On the other hand, the Nikon 24-120mm f4G ED VR has a focal range of 24-120mm and 5.0X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 36 - 180mm.