Size and Weight Comparison
Size of a lens is an important deciding factor when comparing two lenses.Nikon Z 28-75mm F2.8 is the longer of the two lenses at 121mm. The Nikon Z 24-70mm F4 S with a length of 89mm is 32mm shorter. Besides being longer, the Nikon Z 28-75mm F2.8 also has a larger diameter of 75mm compared to Nikon Z 24-70mm F4 S's 61mm diameter.
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. Nikon Z 24-70mm F4 S weighs 500g, which means it is 65g (12%) lighter than the Nikon Z 28-75mm F2.8 which has a weight of 565g.
Below you can find the dimension and weight table of the 'Standard Zoom Lenses in Nikon Z Mount for size comparison purposes.
Standard Zoom Lenses in Nikon Z Mount for Size Comparison
Both Nikon Z 24-70mm F4 S and Nikon Z 28-75mm F2.8 has the same Nikon Z lens mount. Some of the latest released cameras that are compatible with the Nikon Z lenses are Nikon Z30, Nikon Z9 and Nikon Z fc.
Nikon Z 24-70mm F4 S 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 an 35mm (FF) equivalent of 36 - 105mm.
Nikon Z 28-75mm F2.8 has a focal range of 28-75mm and 2.7X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides an 35mm (FF) equivalent of 42 - 112.5mm.