Decision & Savings Calculators

Available calculators

• EV vs Gas Running Cost Calculator — Compare annual gasoline and electricity costs with your own prices, consumption figures and optional vehicle price difference.
• LED Savings Calculator — Estimate energy, cost savings and simple payback when replacing older bulbs with LEDs.
• Remote Work vs Office Cost Calculator — Compare commute, lunch and at-home costs to estimate the annual financial difference of remote work.
• Insulation Payback Calculator — Estimate wall heat-loss reduction, annual energy savings and simple insulation payback.
• Heat Pump vs Boiler Cost Calculator — Compare annual heating cost and simple payback using local fuel and electricity prices.
• Solar Payback Calculator — Estimate solar production, self-consumption value, export value and simple payback.

A careful approach to savings estimates

Prices, tariffs, property conditions and personal habits vary by place. These tools show their assumptions in the inputs, so you can replace every cost with your own figure.