Pros
- Convenient remote control
- Potential energy savings through better scheduling/learning
- Usage insights
- Voice control compatibility
Cons
- Higher cost than basic thermostats
- Requires Wi-Fi
- Learning features may not suit all schedules
- Compatibility concerns with complex HVAC systems (check C-wire)
- Wiring compatibility (C-wire often needed)
- Wi-Fi setup
- Keep software updated
- Check battery levels (if applicable)
See Part 5 of our guide for detailed maintenance schedules.
Manufacturer Examples for Smart Thermostats
Below are examples from different manufacturers known for this type of system. This is not exhaustive, and specific model features/performance vary. Focus on comparing reputation, warranty, typical price range, and stated pros/cons.

Well-known for thermostats, also offers a range of IAQ products like filters and UV purifiers.
Quick Look:
Leader in smart thermostats
Widely available products
Core HVAC equipment is often rebranded
Warranty: Varies by product (1-5 years typical for IAQ/thermostats)


Known for innovation and a wide range of options, often positioned as a premium brand.
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Wide product range
Advanced features (Greenspeed Intelligence)
Can be more expensive
Warranty: 10-year parts limited (registration required)


Strong reputation for durability and reliability, often marketed with "It's Hard to Stop a Trane".
Quick Look:
Excellent durability reputation
Climatuff Compressor well-regarded
Often among the most expensive options
Warranty: 10-year parts limited (registration required), some models offer longer compressor warranty


Focuses on high-efficiency and innovative features, particularly in their top-tier Dave Lennox Signature Collection.
Quick Look:
Very high efficiency models available (up to 28 SEER)
Quiet operation on premium models
Premium models are expensive
Warranty: 5-10 year parts limited (registration often required for 10 years)
Related Guides
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