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Build your energy picture.

Add details from an electricity bill if you have them. This calculator annualises the bill amount and any usage you supply. It does not invent solar savings, a system size, an installed price or rebates.

No calculator answer is uploaded just by using this page. If you request an assessment below, the details and contact information you provide are submitted to the Energy With Mark CRM so Mark can respond. To get independent solar and battery estimates, enter your information directly into SunSPOT; this site does not send it there.

Property and usage

Property type Postcode When is most electricity used? Future energy loads (optional)

Your current bill

Total bill amount (AUD) Number of days this bill covers Usage on that bill, if shown (kWh) Tariff type Daily supply charge ($/day, optional) Flat usage price ($/kWh, optional) Peak usage price ($/kWh, optional) Off-peak usage price ($/kWh, optional) Controlled-load price ($/kWh, optional) Feed-in tariff ($/kWh, optional)

Optional tariff fields are recorded in your browser only. This first version uses the actual total bill for its annual cost baseline, so supply charges and bill credits already included in that amount are retained.

Existing solar and battery

Does this site have solar? Existing PV capacity, if known (kW) Does it have a battery? Would you like to explore a battery?

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Get solar-specific estimates

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