# Which smart thermostats can be controlled remotely via a mobile app? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which smart thermostats can be controlled remotely via a mobile app?

## Products

### Amazon S6ED3R
```yaml
product: amazon-s6ed3r
brand: Amazon
price_gbp: 4.55
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
energy_consumption: 0.89
smart_home_compatibility: Amazon Alexa
voice_assistant_compatibility: Alexa
```

- **Price:** £4.55 [^1]
- **Summary:** Amazon Smart Thermostat (S6ED3R) is an ENERGY STAR certified smart thermostat that you can control remotely through the Alexa app. It supports scheduling and voice control via an Alexa-enabled device (Echo) and can help automate temperature adjustments based on usage. It's designed for most 24V HVAC systems.
- **Ideal For:** It supports remote control via the Alexa app, and voice control via Alexa-enabled Echo devices, making it suitable for smart thermostats that can be controlled remotely via a mobile app.
- **Additional Sources:** [^2], [^3], [^1], [^2], [^3]

### ecobee EB-STATE6L-01
```yaml
product: ecobee-eb-state6l-01
brand: ecobee
price_gbp: 75.97
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
geofencing: Uses smart thermostat's advanced sensor, Wi-Fi, and geofencing technology to understand when your home is empty or occupied
temperature_range: Operating: 14° to 122°F (-10° to 50°C)
energy_consumption: null
learning_capabilities: Learns your temperature preferences and your schedule; schedule assistant learns your routine and recommends changes
smart_home_compatibility: Works with Apple HomeKit, Amazon Alexa, Samsung SmartThings, IFTTT
voice_assistant_compatibility: Works with Alexa and can be enabled with Siri
```

- **Price:** £75.97 [^4]
- **Summary:** ecobee Smart Thermostat Enhanced provides automatic comfort and energy savings by learning your temperature preferences and schedule and using built-in sensors to know when you're home or away. It supports remote control from your phone, tablet, or Apple watch and integrates with major smart home ecosystems like Alexa and Apple HomeKit.
- **Ideal For:** It supports remote control from a smartphone/tablet/Apple Watch and integrates with Apple HomeKit and Amazon Alexa for mobile app control, while also using geofencing to adjust when you're away.
- **Additional Sources:** [^5], [^4], [^6], [^7], [^4], [^5], [^4], [^6], [^7]

---
## References & Sources
[^1]: Conservation Mart, accessed 2026-06-26. https://www.conservationmart.com/amazon-smart-thermostat-works-with-alexa-and-ring-c-wire-required-s6ed3r/
[^2]: Dominion Energy - CLEAResult, accessed 2026-06-26. https://dominion.clearesult.com/amazon-smart-thermostat
[^3]: PECO Marketplace, accessed 2026-06-26. https://www.pecomarketplace.com/peco/amazon-smart-thermostat-1.html
[^4]: Home Depot, accessed 2026-06-26. https://www.homedepot.com/p/ecobee-Smart-Thermostat-Enhanced-Programmable-Wifi-Works-with-Siri-Alexa-Google-Assistant-Energy-Star-Certified-Smart-Home-EB-STATE6L-01/319479265
[^5]: Energy Trust of Oregon, accessed 2026-06-26. https://energytrust.clearesult.com/ecobee-smart-thermostat-enhanced-1
[^6]: Abt, accessed 2026-06-26. https://www.abt.com/ecobee-Smart-Thermostat-Enhanced-EBSTATE6L01/p/179620.html
[^7]: B&H, accessed 2026-06-26. https://www.bhphotovideo.com/c/product/1817302-REG/ecobee_eb_state6l_01_smart_thermostat.html