No not always. Anker is usually fair to the UK. For example the Soundcore Nano is lower cost in UK than in USA
The USA $20 should become £18 but its £10.
should be £28 but is £17.
However, the USA disproportionately gets more discounts, the Mini has been often discounted to $20. When I track these, you end up roughly Anker being fair to the UK overall.
Unlike Apple - but then I've never bought Apple.