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Notes on what electricity costs

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How to measure what an appliance really costs to run

Label wattage is a maximum. Here is how to measure real use with a plug-in monitor and turn it into pounds at the October 2026 price cap.

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How much does a heated throw cost to run?

A heated throw costs pence an evening at the October 2026 price cap. The sums, how that compares with a heater, and how to use one safely.

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The Most Expensive Appliances to Run in the UK: 2026 Cost Rankings

Some appliances quietly cost hundreds of pounds a year while others barely register. Here is the ranking, costed at the Ofgem price cap electricity rate of 26.32p per kWh for 1 October to 31 December 2026.

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Smart Meters Explained: Everything UK Households Need to Know

Over 34 million installed and there's still massive confusion about what they actually do. Here's the honest version: what works, what was botched with SMETS1, and why the myths are wrong.

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Energy Price Cap 2026: What It Means for Your Bills

The price cap doesn't cap your bill: it caps the rate per unit. Most people don't realise that. Here's what the cap actually does, what the current rates are, and how to keep your costs down regardless.

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