Fujifilm xf 50 140mm f 2 8 r lm ois wr vs fujifilm 18 135mm f 3 5 5 6?

Here is what the site says about that.

From Fujifilm XF 50-140mm f/2.8 R LM OIS WR: Fujifilm XF 50-140mm f/2.8 R LM OIS WR: A zoom lens by Fujifilm for APS-C cameras, 50-140mm f/2.8. Specs - Maker: Fujifilm - Focal length: 50-140mm (zoom) - Maximum aperture: f/2.8 - Made for: APS-C sensors - Mounts: Fujifilm X - Stabilised: yes - Autofocus: yes What it frames like - On APS-C (Fujifilm X): like 75-210mm on full frame; f/2.8 gives about the depth of field of f/4.2 there. Cameras it fits - Fujifilm X-E1: APS-C - ...

From Fujifilm XF 18-135mm f/3.5-5.6 R LM OIS WR: Fujifilm XF 18-135mm f/3.5-5.6 R LM OIS WR: A zoom lens by Fujifilm for APS-C cameras, 18-135mm f/3.5-5.6.

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