4 Best Smart Thermostats (All Support Geofencing)
By Naila Syifa
Updated September 2023
Smart thermostats are becoming increasingly popular in Singapore due to their energy-saving capabilities and convenience. With so many options available, it can be challenging to choose the right one for your home.
In this article, we will take a look at some of the best smart thermostats in Singapore, each with its unique features and advantages.
Best Overall: Google Nest Learning Thermostat
✓ Auto-schedule, geofencing, energy monitoring
✓ High resolution display with Farsight and Nest Leaf
✓ Works with Alexa and Google Assistant
✓ No C-wire required (in most cases)
Best Features: Ecobee Smart Thermostat Premium
✓ Schedule, geofencing, energy recommendations
✓ Built-in speaker, air quality monitor, smoke alarm, an external smart sensor
✓ Works with Alexa, Google Assistant, HomeKit, SmartThings, IFTTT
✓ No C-wire required
Best for Alexa: Amazon Smart Thermostat
✓ Schedule, geofencing, energy dashboard
✓ Alexa Hunches
✓ Works with Alexa only
✓ Two versions (with and without C-wire adapter)
Best for Budget: Wyze Smart WiFi Thermostat
✓ Schedule, geofencing, energy monitoring
✓ Share control access
✓ Works with Alexa, Google Assistant, IFTTT, Vera
✓ No C-wire required
#1 Best Overall: Google Nest Learning Thermostat
Google Nest Learning Thermostat
Who is this for?
The Google Nest Learning Thermostat is ideal for busy homeowners looking for a smart thermostat with learning capabilities, which will save you from the hassle of manual programming.
At a price starting from $169, this mid-range thermostat is neither too cheap nor too expensive, but it has all the smart features you'd expect in a typical smart thermostat for energy saving and comfort. This makes Google Nest Learning Thermostat is also suitable for those with a moderate budget and want to invest in a reliable and efficient smart thermostat.
What does it offer?
One distinctive feature that sets the Google Nest Learning Thermostat apart from other smart thermostats is its ability to learn your preferred temperature settings and create a schedule based on your habits and routines. This way, you don't have to worry about programming it manually, but you can always create manual schedules if you wish.
Google Nest Learning Thermostat also uses geofencing via the Nest app on your phone, so it can detect when you're away and automatically adjust the temperature to save energy. Some other energy-saving features include energy history, monthly energy reports, and Nest Leaf, an indicator that appears on the thermostat when you choose an energy-efficient temperature.
Google Nest Learning Thermostat
Another distinct feature is the Farsight display, which detects your presence across the room and automatically wakes up the display, making it easy to see the information without having to be right in front of the device. Google Nest Learning Thermostat can also be controlled remotely via the Nest app or with voice commands via integration with Alexa and Google Assistant.
This smart thermostat is compatible with major 24V HVAC systems, including gas, electric, forced air, heat pump, radiant, oil, hot water, solar and geothermal. It also has an internal battery as a power supply, so you won't need a C-wire in most cases.
Google Nest Learning Thermostat
Best Overall
✓ Auto-schedule, geofencing, energy monitoring
✓ High resolution display with Farsight and Nest Leaf
✓ Works with Alexa and Google Assistant
✓ No C-wire required (in most cases)
#2 Best Features: Ecobee Smart Thermostat Premium
Ecobee Smart Thermostat Premium
Who is this for?
The Ecobee Smart Thermostat Premium is most suitable for homeowners looking for a smart thermostat with sophisticated features beyond basic HVAC control. Coming with a price tag of $249 which is more expensive than most smart thermostats, it is also suitable for those who are willing to pay more for premium benefits and extensive functionalities.
What does it offer?
Ecobee Smart Thermostat Premium supports control for most 24VAC HVAC including conventional furnaces, air conditioners, heat pumps, boilers, fans, humidifiers, dehumidifiers, and ventilators. A C-wire is not necessary for installation as the package comes with a Power Extender Kit (PEK) which serves as a replacement for the C-wire.
You can control the thermostat remotely from anywhere using the Ecobee app, or with voice commands or automation via integration with Amazon Alexa, Google Assistant, Apple HomeKit, SmartThings, and IFTTT. Like most other smart thermostats, you can create schedules to fit your routine, or you can use the Smart Home & Away feature, which detects occupancy and adjusts the temperature accordingly. Monthly energy reports are also available if you activate the Eco+ feature.
Ecobee Smart Thermostat Premium
One distinctive feature of the Ecobee Smart Thermostat Premium is the external Smart Sensor which is included in the package. You can place it in a different room to monitor the temperature and occupancy, while also reducing hot and cold spots.
Ecobee Smart Thermostat Premium also provides more sophisticated features beyond the basic thermostat functionalities, such as a built-in indoor air quality monitor that can send you alerts when poor air quality is detected, a built-in speaker that you can use to stream music and podcasts on Spotify, and a built-in smoke alarm that can send you alerts of possible break-ins.
Ecobee Smart Thermostat Premium
Best Features
✓ Schedule, geofencing, energy recommendations
✓ Built-in speaker, air quality monitor, smoke alarm, an external smart sensor
✓ Works with Alexa, Google Assistant, HomeKit, SmartThings, IFTTT
✓ No C-wire required
#3 Best for Alexa: Amazon Smart Thermostat
Amazon Smart Thermostat
Who is this for?
The Amazon Smart Thermostat is perfect for homeowners relying on Amazon Alexa as their smart home ecosystem. This is because Amazon Smart Thermostat is an official Amazon product with exclusive compatibility with Alexa.
If you are using or planning to use an Amazon Echo hub or other Amazon Alexa-compatible smart home devices, the Amazon Smart Thermostat can be a great choice for you.
What does it offer?
Amazon Smart Thermostat is compatible with most 24V HVAC systems, including conventional force air, heat pump, and radiant boiler. It requires a C-wire for installation, but if you don't have it in your home, you can purchase the version that has a C-wire adapter included for a price of $94.98. If you have a C-wire, you can get the device for a cheaper price of $79.99.
This smart thermostat can be controlled remotely from anywhere with the Alexa app or Ring app depending on your preference. Voice control is also available with the Alexa app or compatible Alexa-enabled device (such as an Echo).
Amazon Smart Thermostat
Features include indoor humidity sensing, schedules (up to seven time periods can be configured, each day of the week), emergency heat mode, vacation mode, energy-saving incentives, energy dashboard monitoring, and automatic air filter ordering in the Alexa app.
One distinctive feature that the Amazon Smart Thermostat offers is Alexa Hunches, a smart feature that enables Alexa to automatically adjust the thermostats based on certain conditions. For example, when Alexa detects your phone is not home and nobody interacts with Alexa for a while, Alexa might have a hunch that nobody's home and adjust the temperature accordingly to save energy. You can also help Alexa to know when you go to bed or leave home by saying, "Alexa, good night" or "Alexa, I'm leaving". This is a learning capability that can adapt to your habits and routines over time, saving you time and energy in the long run.
Amazon Smart Thermostat
Best for Alexa
✓ Schedule, geofencing, energy dashboard
✓ Alexa Hunches
✓ Works with Alexa only
✓ Two versions (with and without C-wire adapter)
#4 Best for Budget: Wyze Smart WiFi Thermostat
Wyze Smart WiFi Thermostat
Who is this for?
The Wyze Smart WiFi Thermostat is priced at just $79.98, making it a great option for homeowners who want a reliable and budget-friendly smart thermostat that can optimize their comfort and the energy efficiency of their house.
What does it offer?
The Wyze Smart WiFi Thermostat is compatible with most low voltage (24V) systems, such as forced air, hydronic, heat pump (including dual fuel), oil, gas, and electric. It also has one accessory support for humidifiers, dehumidifiers, and emergency heat ventilators. A C-wire adapter is included in the package, so the thermostat works with most modern homes without a C-wire.
Wyze Smart WiFi Thermostat comes with all the essential features you need in a smart thermostat, such as a user-friendly interface and remote control from anywhere via the Wyze app. Voice control is also available with Alexa and Google Assistant, but it is important to note that the thermostat has no built-in speaker, so you need a separate Alexa-enabled device (such as Alexa Echo) or the Alexa app to enable voice control, and the same thing goes with the Google Assistant. This smart thermostat also supports IFTTT and Vera.
Wyze Smart WiFi Thermostat
The built-in motion sensor and the ability to connect with your phone's location allow for geofencing, so the thermostat can automatically adjust the temperature based on occupancy to save energy. Usage history is also available, complemented by insights or tips based on your usage to help you save even more energy.
Some other features include: 7-day scheduling, comfort settings, humidity preferences, vacation settings, filter reminders, control sharing, and lock access control. Despite its affordable price, the Wyze Smart WiFi Thermostat offers numerous features essential for a smart thermostat.
Wyze Smart WiFi Thermostat
Best for Budget
✓ Schedule, geofencing, energy monitoring
✓ Share control access
✓ Works with Alexa, Google Assistant, IFTTT, Vera
✓ No C-wire required
Compare Smart Thermostats
Final Thoughts
Google Nest Learning Thermostat is the best overall smart thermostat owing to its mid-range price and extensive features. If you want something cheaper but with all the essential features, consider the Wyze Smart WiFi Thermostat. If you want sophisticated features beyond the basics, go for the Ecobee Smart Thermostat Premium. If you're an Alexa user, the Amazon Smart Thermostat might be the best option.
Whatever your needs and preferences might be, there is a smart thermostat most suitable for you.
If you like to read more about Smart Thermostats, check out our other relevant guides here:
Google Nest Learning Thermostat Review (with PROS and CONS)
Ecobee Smart Thermostat Premium Pros and Cons Review
Ecobee vs Nest: Smart Thermostats Comparison
Ecobee vs Honeywell T9: Smart Thermostats Comparison