Here is a comparison table of the charges from the different payment processors. All processors are aimed at a particular sector of the market so to have an idea of unit sale and unit sales per month is useful in choosing the correct payment processor to start with. Remember it is not a problem to change your payment processor when your business grows or changes.

Processor. 

Realex

Endeavour 

World pay

Paypal

2checkout  

In using a processor that requires a merchant credit card account. Please note currently only Bank of Ireland, AIB, and Ulster Bank can provide these merchants accounts.