Best Smart Thermostats in Australia 2026

Updated 5 comparedBy Bikram Nath

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Quick answer

Our top pick for the best smart thermostats in Australia is the Google Nest Learning Thermostat (3rd Gen). We have not confirmed a current Amazon.com.au listing for it, so its link opens an Amazon search for the model named.

Editor's choice

Google

Google Nest Learning Thermostat (3rd Gen)

The best overall choice for Australian households wanting sophisticated climate control with genuine energy savings.

Search Amazon AU for this model

We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

On this page

Australia's extreme temperatures demand intelligent climate control. From scorching summers in the north to cool winters in the south, a smart thermostat can reduce energy bills by up to 15% while keeping your home comfortable year-round. These devices integrate with Australian smart home ecosystems, provide remote control via smartphone, and learn your lifestyle patterns. Whether you're managing air conditioning in Sydney's heat or heating in Melbourne's cold, smart thermostats offer convenience, cost savings, and environmental benefits.

At a glance

  1. 1
    Google Nest Learning Thermostat (3rd Gen)Google

    Learns your schedule and adjusts automatically, saving energy

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  2. 2
    Ecobee SmartThermostat with Voice ControlEcobee

    Remote sensors perfect for Australian multi-level homes and open-plan living

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  3. 3
    Honeywell Home T9 Smart ThermostatHoneywell

    Reliable Honeywell brand with strong Australian support network

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  4. 4
    Bosch Smart Thermostat 8000Bosch

    European engineering with proven Australian availability

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  5. 5
    Daikin Smart ThermostatDaikin

    Australian brand with excellent local service and support

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Our 5 picks for the best smart thermostats in Australia

#1Top pick

Google

Google Nest Learning Thermostat (3rd Gen)

Editor's Pick

The best overall choice for Australian households wanting sophisticated climate control with genuine energy savings.

Search Amazon AU for this model

We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

LearningMachine learning adapts to your routine
Display2.4-inch display with humidity readout
ControlApp, voice (Google Home), remote access
CompatibilityMost 24V HVAC systems
SetupSelf-installation or professional installation

Pros

  • Learns your schedule and adjusts automatically, saving energy
  • Beautiful design fits Australian modern homes
  • Seamless integration with Google Home and other smart devices

Cons

  • Higher upfront cost compared to basic models
  • Requires Google account for full features
#2

Ecobee

Ecobee SmartThermostat with Voice Control

Best for Multi-Room Homes
Multi-zone and open-plan homes

Ideal for homes with multiple temperature zones or open-plan designs common in Australian properties.

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We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

Voice ControlBuilt-in Alexa speaker
Remote SensorsUp to 32 wireless remote sensors
Display4-inch IPS touchscreen
Energy ReportsWeekly email summaries
InstallationDIY installation with app guidance

Pros

  • Remote sensors perfect for Australian multi-level homes and open-plan living
  • Built-in Alexa eliminates need for separate smart speaker
  • Excellent energy reporting identifies savings opportunities

Cons

  • Steeper learning curve for initial setup
  • Requires Amazon account for full functionality
#3

Honeywell

Honeywell Home T9 Smart Thermostat

Best Value
Value with geofencing

A solid mid-range option for Australian homeowners seeking dependable climate control without premium pricing.

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We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

Smart SensorsWireless room sensors for targeted heating/cooling
Scheduling7-day programmable schedule
App ControlRemote access via Honeywell Home app
GeofencingAutomatic adjustment based on location
CompatibilityMost 24V systems, gas or electric heating

Pros

  • Reliable Honeywell brand with strong Australian support network
  • Geofencing automatically adjusts when you leave or return home
  • Affordable mid-range option with essential smart features

Cons

  • Less intuitive app interface compared to Google or Ecobee
  • Sensor range can be limited in larger homes
#4

Bosch

Bosch Smart Thermostat 8000

Best for Australian homes prioritizing security and weather-responsive automation.

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We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

Display7-inch touchscreen
Heating ControlOptimizes for both heating and cooling
SecurityEncryption for data protection
Weather-BasedAdjusts based on outdoor weather data
CompatibilityWorks with Bosch smart home system

Pros

  • European engineering with proven Australian availability
  • Weather-responsive control ideal for Australia's variable climate
  • Strong data security and privacy protection

Cons

  • Less app integration compared to Google/Amazon ecosystems
  • Limited third-party device compatibility
#5

Daikin

Daikin Smart Thermostat

Daikin air-conditioner owners

The smart choice if you have a Daikin split-system air conditioner or prefer local Australian brand support.

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We have not confirmed a current Amazon.com.au listing for this model. Check the details on the seller’s page.

Local SupportAustralian brand with local support
HVAC IntegrationOptimized for Daikin split-system air con
Display5-inch touchscreen
SchedulingPersonalized temperature curves
Wi-Fi2.4GHz and 5GHz WiFi support

Pros

  • Australian brand with excellent local service and support
  • Perfect integration if you own a Daikin air conditioning system
  • Understands Australian climate zones and seasonal patterns

Cons

  • Best integration with Daikin systems; less seamless with other brands
  • Smaller ecosystem compared to Google/Amazon

How to choose the best smart thermostats in Australia

  1. 1Check estimated annual energy costs—Australian climates vary dramatically, so choose models with zone heating/cooling for multi-story or multi-room homes.
  2. 2Verify compatibility with your existing HVAC system (split system air con, central heating, or ducted cooling/heating) before purchasing, as not all models suit all setups.
  3. 3Consider models with learning algorithms and smartphone app control, especially if you spend time outdoors during summer or have unpredictable schedules.

Editor's note

Australia's diverse climate—from tropical north to temperate south—means choosing a model with flexible scheduling and zone control. Consider your existing HVAC system (split-system air con is a common type in Australian homes) and whether you want integration with existing smart devices. Energy savings typically range from 10-15% annually, with faster payback in high-temperature climates like Sydney or Brisbane.

Honourable mentions

TP-Link Tapo L530E Smart Bulb

Multicolour Wi-Fi bulb, up to 806 lumens, with no hub required.

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Frequently asked questions

Are smart thermostats compatible with Australian split-system air conditioners?

Most modern smart thermostats work with standard 24V systems common in Australian split ACs. However, Daikin offers native integration.

How much can I save on energy bills with a smart thermostat in Australia?

Australian households typically save 10-15% on annual energy costs by using smart thermostats to reduce heating/cooling during peak times and when away from home. Savings are highest in climates with extreme variation like Melbourne and Sydney.

Do I need professional installation for a smart thermostat in Australia?

Most models support DIY installation if comfortable with basic electrical work.

Which smart thermostat integrates best with Australian smart home systems?

Google Nest works seamlessly with Google Home; Ecobee with Amazon Alexa; Daikin with Daikin systems. Choose based on which ecosystem you already use or plan to expand into.

Further reading

Standards & sources

  • Electrical Equipment Safety System (EESS) — Regulatory Compliance Mark (opens in new tab) — Household electrical equipment that plugs into the mains in Australia is covered by the Electrical Equipment Safety System, administered by state and territory electrical safety regulators; the Regulatory Compliance Mark (RCM) is a supplier’s declaration of compliance. We research from published specifications and do not verify individual RCM registrations — confirm a specific model with its supplier.

Not paid for

No brand pays to appear in a guide or to rank higher in one. Commission rates never decide a ranking.

Desk research, not testing

We do not test products. Check the details on the seller’s listing before you buy.

Aussie availability

Stock on Amazon.com.au moves fast — check availability before you buy.

Affiliate disclosure: AUPicks may earn a commission from links on this page at no extra cost to you. This never influences our rankings. Curated by Bikram Nath · Last updated .

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Top pick

Google Nest Learning Thermostat (3rd Gen)

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