Free buying tool
Portable air conditioner running cost checker.
A portable air conditioner can be worth it during hot nights, but the running cost depends on wattage, hours used and your electricity tariff. Use this rough checker before choosing a unit.
What this does and does not tell you
This is a planning estimate, not a live energy-price quote. It helps you spot whether a unit that looks cheap to buy could feel expensive to run during a heatwave.
- Use the wattage from the current product page where available.
- Check the exhaust hose and window kit before worrying about advanced modes.
- Bedroom use needs a noise check as much as a running-cost check.
- Compare return terms because hose fit and noise are hard to judge online.