Heat Pump Dryers vs. Vented Dryers: Which Should You Buy?

The Two Main Types of Clothes Dryer

When choosing a clothes dryer in Australia, the two main technologies available are heat pump dryers and vented dryers. Both dry clothes effectively, but they work differently and have different advantages, running costs, and installation requirements. Understanding the difference will help you choose the right dryer for your household.

For a complete overview of all dryer options, see our full dryer buying guide.

Vented Dryers

Vented dryers work by drawing in air, heating it with an electric element, passing it through the tumbling drum to evaporate moisture from the clothes, and then venting the moist hot air outside through a flexible hose. They require an external vent outlet, either through an external wall, window, or door.

Advantages of Vented Dryers

• Lower upfront cost: Vented dryers are the most affordable type of dryer to purchase.
• Simple technology: Fewer components means less to go wrong and lower repair costs.
• Faster drying at the same wattage: Vented dryers can dry a load slightly faster than a condenser dryer at the same power level, though heat pump dryers manage comparable times with better efficiency.

Disadvantages of Vented Dryers

• Requires external venting: A fixed vent hose to the outside is required. This limits where the dryer can be installed and may require a hole in an external wall.
• Higher running costs: Vented dryers are less energy efficient than heat pump dryers. They consume significantly more electricity per cycle, which adds up over time with regular use.
• Higher drying temperatures: Vented dryers use higher heat levels, which can cause more wear and shrinkage on delicate fabrics over time compared to heat pump dryers.

Browse our range of vented dryers.

Heat Pump Dryers

Heat pump dryers use a closed-loop refrigeration system to dry clothes. They draw warm air through the drum, extract moisture from it via a heat exchanger (similar to how an air conditioner works), then recycle the now-dry warm air back through the drum. Moisture is collected in a reservoir or drained through a hose. No external venting is required.

Advantages of Heat Pump Dryers

• Significantly lower running costs: Heat pump dryers use roughly 50 to 60 percent less electricity than a vented dryer for the same load. Over a dryer's lifetime of regular use, the energy savings can far exceed the higher upfront cost.
• No external venting required: Heat pump dryers can be installed anywhere there's a power point and drainage or a condensate reservoir. This makes them far more flexible to install than vented models.
• Gentler on clothes: Heat pump dryers operate at lower temperatures, which causes less heat stress on fabrics. Clothes last longer and are less prone to shrinkage.
• Better for the environment: Lower energy consumption means a smaller carbon footprint per cycle.

Disadvantages of Heat Pump Dryers

• Higher upfront cost: Heat pump dryers cost more to purchase than vented dryers at equivalent capacities.
• Slightly longer cycle times: Heat pump dryers can take slightly longer to dry a full load than vented dryers, though the difference has reduced with modern models.
• More maintenance: The heat exchanger and lint filters require regular cleaning (typically every few cycles) to maintain efficiency. A clogged heat exchanger significantly reduces drying performance.

Browse our range of heat pump dryers.

Which Is Right for Your Household?

• You dry clothes frequently (four or more loads per week): A heat pump dryer will save you significant money on electricity over its lifetime and is worth the higher upfront cost.
• You dry clothes occasionally (one to two loads per week): A vented dryer is a more economical choice upfront, and the energy cost difference is less significant at lower usage.
• Your laundry has no external wall access for venting: A heat pump dryer is the practical choice as it requires no external venting.
• You dry delicate fabrics regularly: The lower operating temperatures of a heat pump dryer are gentler on wool, synthetics, and delicate items.
• Budget is the primary consideration: A vented dryer has the lowest upfront cost.

Key Features to Look For in Either Type

Capacity

Dryer capacity is measured in kilograms. A 7 to 8 kg dryer suits one to three people. A 9 to 10 kg dryer suits a family of three to five. Choose a dryer with at least the same capacity as your washing machine to avoid needing to split loads.

Energy Star Rating

Under the Australian Energy Rating scheme, dryers are rated from one to ten stars. Heat pump dryers consistently achieve higher ratings (typically six to ten stars) compared to vented dryers (typically one to three stars). A higher rating means lower ongoing electricity costs.

Sensor Drying

Sensor drying (also called auto-dry) uses moisture sensors in the drum to detect when clothes are dry and automatically stop the cycle. This prevents over-drying, which wastes energy and causes unnecessary wear on fabrics. Sensor drying is available on both heat pump and vented models and is worth prioritising.

Programs and Settings

Look for a range of programs for different fabric types: cotton, synthetics, delicates, wool, and a refresh or air-only cycle. A time delay or start timer is a useful addition.

What to Expect at Different Price Points

Vented Dryers

Entry-level vented dryers (under $600) are functional and reliable for regular household drying. Mid-range models ($600 to $900) offer sensor drying, more programs, and better build quality.

Heat Pump Dryers

Entry-level heat pump dryers (under $1,000) deliver strong energy efficiency and gentle drying. Mid-range models ($1,000 to $1,500) offer larger capacities, better sensor technology, and more programs. Premium models ($1,500 and above) deliver maximum efficiency, large capacities, and advanced features.

Frequently Asked Questions

How much can I save with a heat pump dryer?

A heat pump dryer typically uses around 1 to 2 kWh per cycle compared to 4 to 5 kWh for a vented dryer. At an average electricity rate of around 30 to 40 cents per kWh in Australia, running a heat pump dryer four times a week saves approximately $150 to $250 per year compared to a vented model.

Do heat pump dryers take longer to dry clothes?

Modern heat pump dryers complete a standard cotton cycle in around 60 to 90 minutes, which is comparable to many vented models. Older or budget heat pump models may take longer. Check the cycle time specifications for the model you're considering.

Can a vented dryer be used without a vent hose?

No. Running a vented dryer without a connected vent hose expels hot, moist air directly into the room, causing condensation and damp issues. Always connect a vented dryer to an external vent outlet before use.

Ready to Shop?

Browse our full range of heat pump dryers and vented dryers. You can also explore our complete dryers range and full laundry collection.