Before we start piling on about whether or not its really worth 35B just keep in mind how private companies are valued. Someone paid a lot of money for a chunk of stripe so thats what its “worth”. Personally I think stripe is close to worth - as another commenter put it - half of goldman sachs. The recent launch of loans, credit card issuing, etc are all bets or exercises that put stripe in an incredible position to…
What about Stripe versus Adyen or Square?
Adyen's MarketPay fee varies depending on payment method and is about 1-5% + 12¢ per transaction. I've contacted them to ask what one could expect for MC and Visa, but Amex and Discover are 3.95%, so I imagine similar. No mention of any other fees.
So for smaller dollar transactions (~$5), Adyen appears to be cheaper. Also, they support ACH, which Stripe does not.
sources: https://stripe.com/pricing https://www.adyen.com/pricing/full-list