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Electricity Cost Calculator | Australia
Electricity Cost Calculator is designed to help you estimate usage, savings, and payback periods before you choose a provider or upgrade. It works best when you want a fast, comparable estimate before you speak to a lender, provider, adviser, employer, or supplier. Use it as a planning tool rather than a final quote. This version is framed for Australia users where regional assumptions matter, so you can test a few scenarios and see how changes in the main inputs affect the outcome.
Interpretation
What your result means
Use the notes below to understand the main figures in your result and when this calculator is most useful.
When to use this calculator
- Before switching supplier, upgrading equipment, or comparing energy-saving changes.
- When you want to test different usage assumptions or price scenarios quickly.
- When you need a simple estimate before requesting installer or supplier quotes.
Daily
Use this metric to compare scenarios side by side and understand how the key drivers affect the final outcome.
Monthly
Use this metric to compare scenarios side by side and understand how the key drivers affect the final outcome.
Annual
Use this metric to compare scenarios side by side and understand how the key drivers affect the final outcome.
Method and assumptions
Next steps
What to do next
Continue with the most relevant next step based on your result.
Example
A realistic Australia planning example
A realistic example to help you understand how the numbers fit together.
Usage Per Day (kWh)
35
Price Per kWh ({symbol})
4.5 kW
After entering these figures, compare daily, monthly and annual before deciding which scenario looks strongest.
Avoid mistakes
Common mistakes
A few things that often lead to misleading or incomplete results.
FAQ
Frequently asked questions
Helpful answers to common questions about this calculator.
How much electricity does the average home use?
The average UK household uses around 2,700–3,100 kWh per year, or roughly 7–8 kWh per day.
How can I reduce my electricity bill?
Switch to LED lighting, use appliances off-peak, improve insulation, and consider a time-of-use tariff if you have flexible loads like EV charging.
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Guides
Related guides
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