I live between central London and a smaller European city, the competition is generally much much worse.

Sure, for every individual item there might be a better better local option. I'd have to spend time finding that, then go through the terrible order process and hope their delivery service isn't utter shit. Oh, and yeah, half the time they'll probably block my order because I'm using a non-european card.

Just being able to use Amazon for almost everything starting from bottled water and toilet paper saves me immense amounts of time. I can generally trust that the stuff I order reliably arrives at the concierge, which isn't a given.

And FWIW, most of the time I've shopped around, Amazon has been cheaper or essentially the same price. Doesn't really matter to me, but it is a plus. I'd happily pay more for a more convenient service, but in this case it seems I'm usually paying less.

Why i asked what country, here in the US i can order same-day or next-day from several other places than Amazon for roughly the same price, and without paying for prime