Banco Central says international cards are widely accepted in Brazil and can also withdraw reais from ATMs. The practical friction usually arrives after the card is accepted, when the terminal asks how the transaction should travel.
Three buttons, three decisions
À vista does not always mean banknotes
Literally, the phrase can describe payment up front rather than over time. On a Brazilian card terminal, crédito à vista asks for a single credit-card charge. It does not tell the cashier that you want to pay with physical cash.
Parcelado belongs to Brazil's installment culture
Brazilian shops commonly present a price as several monthly card installments, sometimes without merchant interest. A foreign card may not support the local arrangement cleanly, and a traveller rarely gains from turning a souvenir into six future statement lines. Choose one installment unless you intentionally arranged otherwise.
Debit is a rail, not the plastic's appearance
An international debit card can be processed differently from a Brazilian debit card. Use the transaction type your issuer supports. If the first route fails, do not approve repeated attempts blindly; check the pending activity before trying another card.
Give the terminal a final read
The comma is Brazil's decimal point
R$ 84,50 means eighty-four reais and fifty centavos. A dot commonly groups thousands: R$ 1.250,00. Read every digit before tapping, especially at a portable terminal where an extra zero can hide inside unfamiliar punctuation.