Sony e pz 16 50mm f 3 5 5 6 oss vs tamron 16 50mm f 2 8 a?

Here is what the site says about that.

From Sony E PZ 16-50mm f/3.5-5.6 OSS: Sony E PZ 16-50mm f/3.5-5.6 OSS: A zoom lens by Sony for APS-C cameras, 16-50mm f/3.5-5.6. The original pancake kit zoom, sold with most used APS-C bodies. Specs - Maker: Sony - Focal length: 16-50mm (zoom) - Maximum aperture: f/3.5-5.6 (it gets darker as you zoom in) - Made for: APS-C sensors - Mounts: Sony E - Stabilised: yes - Autofocus: yes What it frames like - On APS-C (Sony E): like 24-75mm on full frame; ...

From Tamron 16-50mm f/2.8 A: Tamron 16-50mm f/2.8 A: A zoom lens by Tamron for APS-C cameras, 16-50mm f/2.8. A 305-gram constant f/2.8 standard zoom for APS-C mirrorless bodies. Specs - Maker: Tamron - Focal length: 16-50mm (zoom) - Maximum aperture: f/2.8 - Made for: APS-C sensors - Mounts: Sony E, Nikon Z, Fujifilm X, Canon RF - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E, Nikon Z, Fujifilm X): like 24-75mm on ...

Quoted from this site's pages.