American Express vs. authorize.net
Take a look at this side-by-side comparison of American Express and authorize.net.
At a Glance
American Express
About American Express
American Express, also known as Amex, facilitates electronic funds transfers throughout the world, most commonly through branded credit cards, debit cards and prepaid cards.
authorize.net
About authorize.net
Authorize.net is a secure online payment gateway service that enables businesses to accept payments through various channels, such as ecommerce websites, mobile devices, and retail stores, providing a trusted platform for processing credit card and electronic cheque payments.