Canon ef s 10 22mm f 3 5 4 5 usm vs canon 10 18mm f 4 5 5 6?

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From Canon EF-S 10-22mm f/3.5-4.5 USM: Canon EF-S 10-22mm f/3.5-4.5 USM: A zoom lens by Canon for APS-C cameras, 10-22mm f/3.5-4.5. Specs - Maker: Canon - Focal length: 10-22mm (zoom) - Maximum aperture: f/3.5-4.5 (it gets darker as you zoom in) - Made for: APS-C sensors - Mounts: Canon EF - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Canon) (Canon EF): like 16-35mm on full frame; f/3.5-4.5 gives about the depth of field of f/5.6-7.2 there. ...

From Canon EF-S 10-18mm f/4.5-5.6 IS STM: Canon EF-S 10-18mm f/4.5-5.6 IS STM: A zoom lens by Canon for APS-C cameras, 10-18mm f/4.5-5.6.

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