Tamron 17-70mm F2.8 B070 Z/RF/X/E vs Nikon Nikkor Z 17-28mm F2.8

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

Tamron · 2026

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

f/2.8RXD

Check price Full specs

Nikon · 2022

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

You need more reach: 70mm vs 28mm at the long end
You shoot handheld in dim light or video: it has optical image stabilization and the Nikon Nikkor Z 17-28mm F2.8 does not
You prefer a newer design: released 2026 vs 2022

Pick the Nikon Nikkor Z 17-28mm F2.8 if

You shoot full frame: the Tamron 17-70mm F2.8 B070 Z/RF/X/E is made for APS-C

Spec differences

14 differences

Specifications that differ between the Tamron 17-70mm F2.8 B070 Z/RF/X/E and the Nikon Nikkor Z 17-28mm F2.8
	Tamron 17-70mm F2.8 B070 Z/RF/X/E	Nikon Nikkor Z 17-28mm F2.8
Brand	Tamron	Nikon
Type	Zoom	Wide Zoom
Format	APS-C	Full frame
Focal length	17-70mm	17-28mm
Weight	not listed	450 g
Length	not listed	101 mm
Diameter	74.6 mm	75 mm
Max magnification	0.21× larger	0.19×
Aperture blades	9	not listed
Optical design	16 elements / 12 groups	13 elements / 11 groups
Autofocus motor	RXD	not listed
Image stabilization	Yes stabilized	No
Weather sealing	Yes	not listed
Released	2026	2022

4 identical specs hidden: mount, max aperture, filter thread, min focus distance. Show all

Mount: Nikon Z both
Max aperture: f/2.8 both
Filter thread: 67 mm both
Min focus distance: 0.19 m 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