The title for best grid-tie solar inverter has never been closer as many of the top manufacturers release advanced new models with clever online monitoring and smart home energy management features.

This review focuses on common 'string' solar inverters, the most popular type of solar inverter. These inverters are connected to a string of solar panels linked together in series. String inverters are the most common type of inverter used in the UK, Europe, Australia, & Asia, and are growing in popularity in the US, where micro inverters are very popular..