No. I don't think that each one of these two objects has a size problem...
I think that's because of the size of the Armchair's Mattress which make the bedside looks smaller than the armchair...
Уголок - просто домик пряник, но сил на тумбочку и плинтус видимо не хватило, а без плинтуса дом не стоит, если без плинтуса извольте щель, грязь и разводы по стене...