The best of both worlds. With this system you’ll always have power and the initial cost is lower than that of a complete off grid system.
These are by far the most common domestic systems within South Africa. As battery technology is constantly, improving these systems will become the future.
Hybrid systems can provide the flexibility of being able to store the energy you generate during the day instead of feeding it back into the grid. This energy can then be used in the night instead of using conventional power sources.