| Subject | English | Portuguese |
| comp., MS, Braz. | all-in-one card reader | leitor de cartões todos-em-um (A flash card reader with slots that support the majority of card formats without the need of either a camera adaptor or external power) |
| comp., MS | all-in-one card reader | leitor de cartões multiformato (A flash card reader with slots that support the majority of card formats without the need of either a camera adaptor or external power) |
| IT, tech. | card reader | leitor de cartões |
| commun. | card reader | mesa de situação geográfica |
| comp., MS, Braz. | card reader | leitor de cartão (An input device used chiefly for identification purposes that reads information that has been magnetically encoded, usually in two tracks, on a plastic card, such as a credit card or an employee badge) |
| IT | card reader | leitor de cartões perfurados |
| comp., MS | card reader | leitor de cartões (An input device used chiefly for identification purposes that reads information that has been magnetically encoded, usually in two tracks, on a plastic card, such as a credit card or an employee badge) |
| IT | card reader-punch | leitor-perfurador de cartões |
| patents. | card readers | leitores de cartões |
| fin., IT | credit card reader | dispositivo para leitura de cartões de crédito |
| commun., transp. | geographic card reader | leitor de cartas geográficas |
| IT | magnetic card reader | leitor de cartões magnéticos |
| IT, dat.proc. | reader circuit card | placa de leitura |
| commun. | reader's card | cartão de leitor |
| comp., MS, Braz. | smart card reader | leitor de cartão inteligente (A device that is installed in computers to enable the use of smart cards for enhanced security features) |
| comp., MS | smart card reader | leitor de Smart Card (A device that is installed in computers to enable the use of smart cards for enhanced security features) |