Best smart dehumidifiers with Wi-Fi and app control

In its favour

• The maker states 38 dB and calls it its quietest and most energy-saving model yet.
• Laundry mode runs for six hours and then switches off, according to the listing.
• Intelligent humidity mode stops at your target level and restarts when humidity rises.

Good to know

• The listing does not give a clear tank capacity, so emptying frequency is unclear.
• At 15 kg it is heavy to lift up and down stairs.

In its favour

• Set a target between 30 and 80 percent and it switches off once reached.
• A continuous drainage hose means it can run without anyone emptying the tank.
• 30 litres a day and a 4 litre tank suit a large or very damp home.

Good to know

• The listing does not mention auto restart after a power cut.
• No noise figure is stated for bedroom use.

In its favour

• The listing quotes a floor area of up to 90 m², the widest reach among these picks.
• A 5 litre tank means fewer trips to the sink than the 3 litre tanks here.
• Alexa voice control and a RealFeel comfort mode come as standard, per the listing.

Good to know

• No noise level is stated, so check it suits a bedroom or lounge before you buy.
• 490 W is a higher power rating than the Meaco for similar extraction.

In its favour

• Quoted for areas up to 52 m², the largest recommended area among these 20 litre models.
• The Ariston Clima app sets humidity and schedules running times from your phone.
• Super Laundry mode sets the fan speed from the humidity and temperature it senses.

Good to know

• Noise, wattage and tank size are not stated in the listing.
• The title says 21 L/day but the bullets say 20 litres a day, so expect the lower figure.

In its favour

• A dedicated laundry mode is one of six listed modes.
• 185 W is a low rating, so long laundry sessions cost less to run.
• App schedules let you start a drying session at a set time.

Good to know

• No louvre or airflow direction feature is described.
• The listing does not give a believable tank size.

In its favour

• The only pick here with Apple Home Kit integration stated in the listing.
• Removes up to 21 litres of moisture in 24 hours, per the listing.
• A 12 hour device timer and five fan speeds are listed.

Good to know

• The listing is partly in German and gives few details on filters or tank size.
• It is far dearer than other 21 litre models here for a similar extraction rate.