With many electric cars achieving price parity with equivalent petrol cars and being much cheaper to charge up at home compared to filling up a petrol car, the cost argument is already strongly in the EVs favour. Now, the rise of bidirectional charging is offering EV owners another benefit - turning your EV into a home battery, a backup power supply, and even a source of income. Here's what vehicle-to-home (V2H) and vehicle-to-grid (V2G) actually mean, and which EVs in the UK support it right now.What's the difference between V2G and V2H?Both V2G and V2H use the same underlying...