You asked

Is the tamron 17 70mm f 2 8 di iii a vc rxd worth it?

Yes, if you shoot an APS-C camera and want one bright zoom. The Tamron 17-70mm f/2.8 is stabilised, has autofocus, and keeps f/2.8 across the whole range, so your exposure stays the same as you zoom. It frames roughly like a 26-105mm on Sony E, Fujifilm X or Nikon Z bodies.

It fits a lot of cameras. For an everyday pairing, try the Fujifilm X-T5 or the Sony a6700. Full-frame bodies such as the Sony a7 IV can use it too, but only in APS-C crop mode, so you give up resolution.

If you're weighing full frame instead, read Sensor sizes first. For most hobby shooting, a good APS-C camera with good lenses is plenty.

Written by Claude from this site's pages.

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