Best Heat Pump Hot Water Systems in Australia Compared

Note: In compiling the list for the best heat pump hot water systems in Australia it’s important to remember that Solar Choice is not associated with any heat pump installer or brand and has no financial or other incentives to promote any product over another.

Compare The Best Heat Pump Hot Water Systems in Australia

Brand	Image	Price	Solar Choice COP rating	Warranty Offer	Customer Reviews	Functionality	Average Score
Reclaim		$$$$$	5	5	5	5	5.00
Sanden		$$$$$	5	5	3	5	4.50
Hydrotherm / Aquatech		$$	4	4	5	3	4.00
Rinnai		$$$	4	4	1	4	3.5
iStore		$	2	4	5	2	3.25

5. iStore Heat Pumps

Company Background:

iStore, a sub-brand of Solargain PV, is an Australian business established in 2019. The company is known for its development and wholesale of heat pump hot water systems, with a recent expansion into solar inverters and battery solutions.

What Scored Well:

iStore heat pumps are some of the lowest cost heat pumps on the market and provide good value for money. With solid efficiency at a much lower price point. Costumer reviews seem to confirm there functionality and with a 5-year warranty that covers the tank, refrigeration, and electronic controls, all further supporting iStore’s performance for reliability & customer satisfaction.

Areas for Improvement:

iStore only offers the essential functionality requirements when compared to others in the market. Additionally, noise levels are on the higher end of the spectrum, and their COP doesn’t quite reach the heights of some of the other heat pumps on this list, which could be a concern for some users particularly over the long term.

Price and Value for Money:

iStore heat pumps are competitively priced within the lower cost bracket, making them an accessible option for many consumers. The price range starts at around $2,400 for smaller models and goes up to about $2,700 for larger capacities. Considering their comprehensive warranty and efficiency ratings, iStore heat pumps offer good value for the investment, especially for those prioritising initial cost savings over advanced features.

4. Rinnai Heat Pumps

Company Background:

Rinnai, a well-established name with a strong presence in the heating and hot water sector and have been operating for over 50 years. With a solid foundation in the manufacture and distribution of a variety of heating solutions, Rinnai is now a household name for Australians and is sure to be around for many years to come.

Performance Highlights:

Rinnai heat pumps offer an accessible price point with good efficiency in favourable climate conditions. This high efficiency and there solid functionality on offer played a key role in getting this unit into the list of the top 5 hot water heat pumps in Australia.

Areas for Improvement:

Despite the high operational efficiency, customer reviews suggest mixed satisfaction. This indicates that while the technical specifications are robust, the actual user experience may vary, which could be due to factors like customer service or unit performance under varied conditions.

Cost and Value for Money:

Rinnai heat pumps fall into the mid-range price category. The pricing strategy reflects a balance between quality components and competitive pricing, aiming to offer good value for money. However, the value perceived by consumers seem to vary greatly, suggesting that potential buyers should weigh both the benefits of high efficiency and the risks of possible inconsistent experiences.

3. Hydrotherm/Aquatech

Company Background:

Hydrotherm, a brand managed by Aquatech Solar Technologies, originated in Australia in 2009. The company focuses on energy-efficient solutions suitable for Australian conditions and has a commitment to sustainability, emphasising environmentally friendly technologies.

Performance Highlights:

Hydrotherm heat pumps are recognised for their efficient performance and have a solid track record in customer satisfaction. They score well in terms of energy efficiency, reflecting their ability to operate effectively while keeping operational costs down. The brand’s commitment to sustainability is evident in their product design and functionality, which aligns with the growing consumer preference for green technology.

Areas for Improvement:

Despite high marks in efficiency and customer satisfaction, the Hydrotherm range sometimes lacks the advanced technological features found in higher-end models. For instance, the noise levels and the absence of certain smart features that facilitate ease of use and integration with home automation systems could be improved. This could be why they are asking consumers to be ready for their new Hydrotherm flagship pruduct expected to drop at the end of 2024.

Cost and Value for Money:

Hydrotherm/Aquatech heat pumps are priced competitively and are considered low-cost, making them an accessible choice for budget-conscious consumers looking for good efficiency ratings without a significant upfront investment. The balance of cost and efficiency makes these heat pumps a compelling option for those prioritising both initial affordability and ongoing energy savings.

2. Sanden Heat Pumps

Company Background:

Sanden, originally established in Japan, has been a notable player in the thermal technology industry for over 45 years, primarily focusing on automotive air conditioning before entering the residential heat pump market. Known for its Eco Plus heat pump hot water systems, Sanden commits to sustainable product solutions.

Performance Highlights:

Sanden heat pumps are recognised for their high efficiency, with a Coefficient of Performance (COP) indicating superior performance in energy conversion. The brand consistently receives praise for the durability and reliability of its products, reflected in its high warranty scores.

Areas for Improvement:

Despite the high marks in performance and warranty, Sanden’s customer reviews suggest mixed experiences. With an average review score indicating satisfaction, there remains room for improvement in customer service and product support.

Cost and Value for Money:

Sanden’s heat pumps are positioned at a higher price point, generally aligning with their advanced technology and high-quality components. While the initial investment is significant, the long-term savings potential through operational efficiency and robust warranty offers substantial value for those prioritising performance and sustainability in a heat pump system.

1. Reclaim Energy

Company Background:

Reclaim Energy, established in 2017, is an Australian-owned entity originating from Apricus Australia. They specialise in designing heat pump systems suited for Australian climates, with their units being manufactured in Japan. Reclaims products are known for incorporating high-end components and innovative technology.

Strengths:

Weaknesses:

The primary limitation of Reclaim Energy’s offerings is their high initial cost, positioning them at a premium price point in the market. This may be a barrier for some potential buyers.

Price and Value for Money:

This product is positioned as a high-end product. Heat pumps from Reclaim Energy are among the priciest solutions out there and can typically cost more than $5,000. However, the investment could be justified by their advanced technology, superior features and comprehensive warranty terms. These units can provide long-term savings through reduced operational costs and durability. For consumers who prioritise efficiency and are willing to invest upfront for long-term benefits, Reclaim Energy provides substantial value.

Solar Choice Best Heat Pumps Scorecard Explained

When reviewing the Solar Choice heat pump scorecard, it’s essential for consumers to understand how each criterion influences the overall evaluation of a heat pump. Here’s a breakdown of each scoring category, why it’s important, and how it’s scored:

Price

• Importance: Price is a fundamental consideration for most buyers as it directly impacts the initial investment required. However, it should be viewed in context with other performance and service factors to assess the overall value for money.
• Scoring: The scoring is tiered based on cost brackets:
  • $$$$$ (Highest Cost > $5,000)
  • $$$$ (Higher Cost $4,100 to $5,000) 
  • $$$ (Mid-range $3,300 to $4,100)
  • $$ (Lower Cost $2,500 to $3,300)
  • $ (Lowest Cost < $2,500

Coefficient of Performance (COP)

• Importance: Coefficient of performance (COP) measures the efficiency of the heat pump in converting electric power into heat. A higher COP indicates a more efficient unit, leading to lower running costs and a better return on investment, which is crucial for long-term savings.
• Scoring: Efficiency is rated on a scale, where:
  • >5 = 5 points
  • 4.5-5 = 4 points
  • 4-4.5 = 3 points
  • 3.5-4 = 2 points
  • 3-3.5 = 1 point
  • <3 or not disclosed = 0 points

Warranty Offer

• Importance: The warranty reflects the manufacturer’s confidence in their product’s durability and quality. A comprehensive warranty offer can provide peace of mind and reduce potential future costs related to maintenance and repairs.
• Scoring: Warranty conditions are scrutinised for their inclusions:
  • Extensive warranty coverage and terms receive higher scores, with assessments based on the duration, inclusivity of parts and labor, and the reputability of the company.

Customer Reviews

• Importance: Reviews from real customers offer invaluable insights into the reliability, performance, and satisfaction levels associated with the heat pump. High ratings typically indicate a trustworthy product.
• Scoring: Reviews are quantitatively assessed:
  • Average score >4.5 = 5 points
  • 4 to 4.5 = 4 points
  • 3.5 to 4 = 3 points
  • 3 to 3.5 = 2 points
  • 2.5 to 3 = 1 point
  • <2.5 = 0 points

Functionality

• Importance: Functionality includes the additional features a heat pump offers, such as LCD and Wi-Fi app control, quiet operation, or the presence of a stainless steel tank. These features can enhance the user experience, efficiency, and adaptability of the heat pump to different environments.
• Scoring: Points are awarded based on the presence of specific features, with each feature contributing a point up to a maximum score of 5.

Understanding the Solar Choice Heat Pumps Scorecard

When using the scorecard to inform a purchase decision, consumers should consider which factors are most important to their specific needs. For example:

• Budget-conscious buyers might prioritise cost and warranty.
• Eco-conscious consumers may focus on high COP values for better energy efficiency.
• Homeowners with limited space for install might value low operational noise.
• Technology enthusiasts might prioritise advanced features like Wi-Fi connectivity and smart controls.

It’s recommended that consumers balance these scores with personal preferences and specific home requirements to choose the best heat pump for their situation. Understanding these criteria not only helps in comparing different models but also aligns expectations with the product’s long-term performance and cost-effectiveness.

Limitations of our best heat pump ranking system

When using our heat pump ranking system, consider these key limitations to guide your purchase decision more effectively:

1. Subjectivity and Generalisation:
   • Scoring Interpretation: Scores might not align with individual preferences or specific needs, as they generalise across broad product categories.
   • Feature Relevance: Functionality scores are based on a predetermined set of features that may not be crucial for all users.
2. Market Dynamics:
   • Outdated Data: The heat pump market evolves rapidly, and our rankings may not capture the latest changes in technology and pricing.
   • Price Variability: Prices can fluctuate due to regional differences, availability, or promotions, not always reflected in the scores.
3. Review Limitations:
   • Limited Review Scope: Scores are derived from available customer reviews, which may not represent a comprehensive view of the product’s performance.
   • Review Bias: Public reviews can be biased and might not always provide a reliable indicator of product quality.
4. Efficiency Measurement:
   • Variable Conditions: It is notoriously difficult to compare Coefficient of Performances (COPs) as there are no standardised measuring conditions. Some manufacturers also do not disclose their full testing conditions and only release scores for unrealistic scenarios. We’ve done our best to fairly compare heat pumps and penalised manufacturers that don’t disclose enough information.

Using the Scorecard Wisely

To make the most informed decision:

• Seek Multiple Sources: Complement the scorecard information with other reviews, user testimonials, and professional opinions.
• Tailor to Your Needs: Match the heat pump’s features and performance with your specific requirements, considering your local environment and usage habits.
• Stay Updated: Always check for the most recent product information and reviews due to the fast-changing nature of the market.

By understanding these limitations and conducting thorough research, you can choose a heat pump that best fits your needs and expectations

Heat Pump Hot Water Systems Available in Australia

This chart represents Solar Choice’s score for Australia’s heat pumps, based on factors such as price, efficiency (Coefficient of Performance or COP), warranty, customer reviews, and functionality.

Sort By

Brand: A-Z Brand: Z-A Customer Rating: High to Low Customer Rating: Low to High Number of Reviews: High to Low Number of Reviews: Low to High

Aquatech

Heat Pump

Rated 5.00 from 13 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 3.75
Split system or all-in-one: All-in-one

Read our full review

iStore

Heat Pump

Rated 5.00 from 7 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 3.25
Split system or all-in-one: All-in-one

Read our full review

Midea

Heat Pump

Rated 4.20 from 5 customer reviews

Office in Australia: Yes
Made In: Australia
Solar Choice Score: 2.0
Split system or all-in-one: All-in-one

Read our full review

Ecogenica

Heat Pump

Rated 4.00 from 4 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 2.75
Split system or all-in-one: All-in-one

Read our full review

Sanden

Heat Pump

Rated 5.00 from 4 customer reviews

Office in Australia: Yes
Made In: Tank - Australia, Compressor - Japan
Solar Choice Score: 4.5
Split system or all-in-one: Split System

Read our full review

Emerald Energy

Heat Pump

Rated 5.00 from 3 customer reviews

Office in Australia: Yes
Made In: Australia
Solar Choice Score: 3.5
Split system or all-in-one: Both

Read our full review

Apricus

Heat Pump

Rated 4.67 from 3 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 2.5
Split system or all-in-one: All-in-one

Read our full review

Haier

Heat Pump

Rated 4.50 from 2 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 3.75
Split system or all-in-one: All-in-one

Read our full review

Smart Lifestyle

Heat Pump

Rated 5.00 from 2 customer reviews

Office in Australia: Yes
Made In:
Solar Choice Score: 2.5
Split system or all-in-one: All-in-one

Read our full review

Rheem

Heat Pump

Rated 5.00 from 2 customer reviews

Office in Australia: Yes
Made In: Australia
Solar Choice Score: 2.75
Split system or all-in-one: All-in-one

Read our full review

EvoHeat

Heat Pump

Rated 5.00 from 1 customer reviews

Office in Australia: Yes
Made In: Japan, Switzerland, Italy and Germany
Solar Choice Score: 3.25
Split system or all-in-one: All-in-one

Read our full review

Hydrotherm

Heat Pump

Rated 5.00 from 1 customer reviews

Office in Australia: Yes
Made In: China
Solar Choice Score: 4.0
Split system or all-in-one: All-in-one

Read our full review

Stiebel Eltron

Heat Pump

Rated 1.00 from 1 customer reviews

Office in Australia: Yes
Made In: Slovakia
Solar Choice Score: 2.0
Split system or all-in-one: All-in-one

Read our full review

Dux

Heat Pump

No customer reviews

Office in Australia: Yes
Made In: Australia
Solar Choice Score:
Split system or all-in-one:

Read our full review

Thermann

Heat Pump

No customer reviews

Office in Australia: Yes
Made In: Tank - Australia, Compressor - Japan
Solar Choice Score: 3.0
Split system or all-in-one: Both

Read our full review

Rinnai

Heat Pump

No customer reviews

Office in Australia: Yes
Made In: Australia
Solar Choice Score: 3.5
Split system or all-in-one: All-in-one

Read our full review

Neopower

Heat Pump

No customer reviews

Office in Australia: Yes
Made In:
Solar Choice Score: 2.75
Split system or all-in-one: All-in-one

Read our full review

Quantum

Heat Pump

No customer reviews

Office in Australia: Yes
Made In:
Solar Choice Score: 2
Split system or all-in-one: All-in-one

Read our full review

Looking into heat pump hot water systems? Our comprehensive guide makes it easy, covering potential rebates, the real costs of hot water heat pumps, and the truth about ‘free’ upgrades. Learn about energy savings and understand the benefits and drawbacks with clear expert advice. For all you need to know before making a decision, check out our Heat Pump Hot Water System Buyers Guide.

• About
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James Shand

Marketing Manager at Solar Choice

With half a decade experience in the solar energy industry, specialising in business strategy and marketing for solar companies. He has worked with top solar distributors in Canada and now collaborates with solar manufacturers and installers across Australia via Solar Choice, Australia's leading solar comparison platform. With degrees in business technology, science, and marketing, James combines in-depth market insights with technical knowledge, positioning him as a trusted authority in renewable energy.

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