Dehumidifier Vs Tumble Dryer For Drying Clothes

Assumptions: 300W dehumidifier for 8 hours versus 2,500W dryer for 90 minutes.

Cost and use-case comparison
ScenarioDehumidifierTumble dryerLikely better choice
One load59p93pDehumidifier
SpeedSlowFastTumble dryer
Moisture controlGoodGood if vented/condensingDepends

Cost comparison

A dehumidifier removes moisture from the room while clothes dry on a rack.

When each option wins

A dryer completes the job faster and is easier for towels and bedding.

What can change the result

The cheapest setup often combines high spin speed, good spacing and humidity control.

FAQs

Which is cheaper?

Usually a dehumidifier for a comparable load.

Which is better for damp?

A dehumidifier directly reduces room humidity.

Can I use both?

Yes, but only if the speed or moisture control justifies the extra cost.

Does room temperature matter?

Yes, especially for compressor dehumidifiers.

Last reviewed 3 May 2026. Source: Ofgem energy price cap. Figures are estimates. Actual prices vary by region, supplier, tariff, payment method and meter type.