Compare the plug shapes, voltage and frequency in Tanzania and Portugal, and find out which adapter you need before you travel.
Adapter required
Yes — coming from Tanzania, you will need a travel adapter for Portugal. Tanzania uses Type G plugs, and Portugal uses Type C/Type F, so the pin shapes will not fit any wall socket.
Tanzania (home)
Portugal (destination)
Electrical specifications in Portugal
Voltage
Frequency
More about plugs in Portugal
In Portugal, the standard power plug is Type C and Type F. The country runs on 230 volts at 50 Hz. That means wall sockets in Portugal can be one of 2 different shapes — Type C, Type F, and your plug needs to physically match the socket to fit.
Full Portugal plug guide