Tamron 17-70mm F2.8 B070 Z/RF/X/E vs 28-75mm f/2.8 Di III VXD G2

Both are Nikon Z zoom lenses. Here is what actually differs.

Tamron · 2026

17-70mm F2.8 B070 Z/RF/X/E

f/2.8RXD

Check price Full specs

Tamron · 2024

Pick the 17-70mm F2.8 B070 Z/RF/X/E if

You want a wider view: 17mm vs 28mm at the wide end
You shoot handheld in dim light or video: it has optical image stabilization and the 28-75mm f/2.8 Di III VXD G2 does not
You prefer a newer design: released 2026 vs 2024

Pick the 28-75mm f/2.8 Di III VXD G2 if

You need more reach: 75mm vs 70mm at the long end
You want bigger close-ups: 0.37× vs 0.21× maximum magnification
You shoot full frame: the 17-70mm F2.8 B070 Z/RF/X/E is made for APS-C

Spec differences

11 differences

Specifications that differ between the Tamron 17-70mm F2.8 B070 Z/RF/X/E and the Tamron 28-75mm f/2.8 Di III VXD G2
	17-70mm F2.8 B070 Z/RF/X/E	28-75mm f/2.8 Di III VXD G2
Format	APS-C	Full frame
Focal length	17-70mm	28-75mm
Weight	not listed	550 g
Length	not listed	119.8 mm
Diameter	74.6 mm	75.8 mm
Min focus distance	0.19 m	0.18 m closer
Max magnification	0.21×	0.37× larger
Optical design	16 elements / 12 groups	17 elements / 15 groups
Autofocus motor	RXD	VXD
Image stabilization	Yes stabilized	No
Released	2026	2024

7 identical specs hidden: brand, mount, type, max aperture, filter thread, aperture blades, weather sealing. Show all

Brand: Tamron both
Mount: Nikon Z both
Type: Zoom both
Max aperture: f/2.8 both
Filter thread: 67 mm both
Aperture blades: 9 both
Weather sealing: Yes both

Our notes

Tamron 17-70mm F2.8 B070 Z/RF/X/E

Tamron 17-70mm F2.8 B070 Z/RF/X/E: a fast standard zoom lens with a 17-70mm focal length and a maximum aperture of f/2.8, made for Nikon Z mount cameras. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.

Our notes