Unlike plug-in hybrids (PHEV) or electric cars, hybrid cars – sometimes called 'self-charging' hybrids – don't need plugging in to keep their batteries topped up. The trade-off is that hybrid ...

Unlike plug-in hybrids (PHEV) or electric cars, hybrid cars – sometimes called 'self-charging' hybrids – don't need plugging in to keep their batteries topped up. The trade-off is that hybrid ...