Tools
Compare heating costs, tariff savings, battery payback and plug-in solar using your own energy usage and prices.
Choose “Should I get more batteries?” for heat pump battery sizing, or “Buy solar or invest the money?” to compare the two options.
Select a tool below. Results are estimates; larger screens make detailed charts easier to explore.
Heating Cost Comparator
Ever wondered what it costs to heat a home, now compare a gas boiler, electric radiators and a heat pump in one tool
Should I get more batteries?
Is your heat pump draining your batteries, have you considered getting more capacity, see what the ROI will be?
How much will I save
Has your energy company just reduced your rates, find out how much you can save and how to save even more
Plug-in Battery - ROI
Have you ever wondered if a plug in battery will pay for itself. This tool lets you explore the different Ecoflow Stream Batteries and compare on various Octopus tariffs.
Buy solar or invest the money?
Have you ever been told its better to invest the money then buy solar, this calculator will help show why that could be bad advice.
Plug-in Solar ROI Calculator
Ever wondered what a plug in solar system will do in your garden, or on your balcony? This tool lets you get accurate forecasts of its generation and more importantly its return on investment.