# Which smart thermostats are compatible with my existing HVAC system? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which smart thermostats are compatible with my existing HVAC system?

## Products

### tado° Starter Kit - Wired Smart Thermostat V3+ Black Edition
```yaml
product: tado-starter-kit-wired-smart-thermostat-v3-black-edition
brand: tado°
price_gbp: 113.59
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
geofencing: true
learning_capabilities: true
smart_home_compatibility: Google Home, Apple HomeKit, Alexa (via cloud)
voice_assistant_compatibility: Alexa, Google Assistant, Apple HomeKit
```

- **Price:** £113.59 [^1]
- **Summary:** tado° Starter Kit - Wired Smart Thermostat V3+ Black Edition is a wired smart thermostat setup designed for central heating, using geofencing to automatically switch between Away and home temperature modes based on your smartphone location. It also supports smart-home voice control through common assistants and integrates with tado°'s ecosystem via the included internet bridge.
- **Ideal For:** If you want compatibility with existing HVAC that uses a wired thermostat connection, this wired V3+ kit is designed for homes with an existing wired thermostat and works with most boilers and heat pumps (Relay or OpenTherm).
- **Additional Sources:** [^1]

---
## References & Sources
[^1]: Tech Advisor (price listed), accessed 2026-06-25. https://www.techadvisor.co.uk/review/smart-thermostats/tado-thermostat-3509567/