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British Gas Money Saving Calculator

Reviewed by Calculator Editorial Team

Use our British Gas Money Saving Calculator to estimate potential savings when switching energy suppliers or adjusting your usage. This tool helps you compare different tariffs, track your savings over time, and make informed decisions about your energy bills.

How the British Gas Money Saving Calculator Works

The calculator estimates your potential savings based on your current energy usage and the tariff you're switching to. It considers factors such as:

  • Your current energy supplier and tariff
  • Your estimated annual energy usage (electricity and gas)
  • The new tariff you're considering
  • Any standing charges or discounts

The formula used is:

Savings = (Current Annual Cost - New Annual Cost) Current Annual Cost = (Current Unit Rate × Annual Usage) + (Current Standing Charge × 12) New Annual Cost = (New Unit Rate × Annual Usage) + (New Standing Charge × 12)

Where:

  • Current Unit Rate = Your current price per unit (kWh for electricity, kWh for gas)
  • Current Standing Charge = Your current monthly standing charge
  • New Unit Rate = The price per unit of your new tariff
  • New Standing Charge = The monthly standing charge of your new tariff
  • Annual Usage = Your estimated annual energy consumption

How to Use the Calculator

  1. Enter your current energy supplier and tariff details
  2. Input your estimated annual energy usage for electricity and gas
  3. Select the new tariff you're considering
  4. Click "Calculate Savings" to see your estimated savings
  5. Review the results and consider additional money-saving tips

For the most accurate results, use your most recent energy bills to determine your current usage and rates.

Example Calculation

Let's say you currently pay £1,200 per year with British Gas at a rate of 15p per kWh and a standing charge of £30 per month. You estimate your annual usage is 3,000 kWh for electricity and 6,000 kWh for gas.

If you switch to a new tariff with 12p per kWh and a standing charge of £25 per month, the calculation would be:

Current Annual Cost = (0.15 × 3,000) + (30 × 12) = £450 + £360 = £810 New Annual Cost = (0.12 × 3,000) + (25 × 12) = £360 + £300 = £660 Savings = £810 - £660 = £150

In this example, you would save £150 per year by switching to the new tariff.

Money Saving Tips

1. Compare Tariffs Regularly

Energy prices change frequently, so it's worth comparing tariffs every few months to ensure you're getting the best deal.

2. Use Smart Meters

If you don't already have one, consider getting a smart meter installed as it can help you track your usage more accurately and potentially save money.

3. Reduce Energy Usage

Even with a good tariff, reducing your energy usage can lead to significant savings. Simple measures like turning off lights when not in use and using energy-efficient appliances can make a difference.

4. Consider Fixed-Rate Tariffs

Fixed-rate tariffs can provide price stability, which is particularly beneficial if energy prices are volatile.

Frequently Asked Questions

How accurate is the British Gas Money Saving Calculator?

The calculator provides an estimate based on the information you provide. For precise figures, always refer to your actual energy bills and any promotional offers from your supplier.

Can I use this calculator for other energy suppliers?

Yes, the calculator can be used for any energy supplier, not just British Gas. The principles of comparing tariffs and calculating savings apply universally.

How often should I use this calculator?

It's a good idea to use the calculator whenever you're considering switching suppliers or tariffs, or at least once a year to ensure you're still getting the best deal.

Does the calculator account for all fees and charges?

The calculator includes standing charges but may not account for all possible fees. Always check your contract terms for a complete picture of your costs.