I did test both phone and tablet, and I tested Chrome as well. The initial zoom level chosen by Firefox matches Chrome in both cases. I do see that Focus+WebView chooses a larger initial zoom level. I don't know why that is, but I would consider that a bug in Focus+WebView, not a bug in Firefox.
Bug 1521359 Comment 44 Edit History
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I did test both phone and tablet, and I tested Chrome as well. The initial zoom level chosen by Firefox matches Chrome in both cases. I do see that Focus+WebView chooses a larger initial zoom level (different from Chrome). I don't know why that is, but I would consider that a bug in Focus+WebView, not a bug in Firefox.
I did test both phone and tablet, and I tested Chrome as well. The initial zoom level chosen by Firefox matches Chrome on both devices. I do see that Focus+WebView chooses a larger initial zoom level (different from Chrome). I don't know why that is, but I would consider that a bug in Focus+WebView, not a bug in Firefox.