For an energy comparison on the Central Coast, start with your postcode and a recent electricity bill, as available retailers and estimated costs can vary by address and usage. The Australian Government’s Energy Made Easy website lets NSW households compare plans using their actual consumption, while retailer websites may show additional contract details. Check the usage rates, daily supply charge, discounts, exit fees, solar feed-in rates and whether the price is variable or fixed. Your final bill will depend on your household’s usage and the retailer’s current offer, so confirm the details directly before switching.