Best Amazon Smart Thermostats 2026
Every Amazon smart thermostats ranked by performance, value, and reliability.
Updated May 202610 picks1 min read
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Best Overall
1
9.0
38% off
Sensi Smart Thermostat
- ✓Save up to 23% on HVAC energy costs
- ✓DIY installation without professional help
- ✓Privacy protection: data not sold to third parties
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1
Sensi Smart Thermostat
- ✓Save up to 23% on HVAC energy costs
- ✓DIY installation without professional help
- ✓Privacy protection: data not sold to third parties
9.0
Best Overall
2
8.6
60% off
Honeywell RTH6580WF Wi-Fi 7-Day Thermostat
- ✓Control remotely via Honeywell Home app anytime
- ✓7-day programmable schedule saves energy costs
- ✓Works with major smart home platforms
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2
Honeywell RTH6580WF Wi-Fi 7-Day Thermostat
- ✓Control remotely via Honeywell Home app anytime
- ✓7-day programmable schedule saves energy costs
- ✓Works with major smart home platforms
8.6
Best Value
3
8.4
51% off
Google Nest Thermostat Smart WiFi
- ✓ENERGY STAR certified for lower bills
- ✓Auto-adjusts temperature when you leave home
- ✓WiFi control from smartphone anywhere
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3
Google Nest Thermostat Smart WiFi
- ✓ENERGY STAR certified for lower bills
- ✓Auto-adjusts temperature when you leave home
- ✓WiFi control from smartphone anywhere
8.4
4
8.4
35% off
Honeywell Home RTH8800WF WiFi Smart Thermostat
- ✓High use of the scheduling feature of the T5
- ✓Save Energy and Get Rewarded. Check with your
- ✓7-Day Flexible Scheduling or Location Based
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4
Honeywell Home RTH8800WF WiFi Smart Thermostat
- ✓High use of the scheduling feature of the T5
- ✓Save Energy and Get Rewarded. Check with your
- ✓7-Day Flexible Scheduling or Location Based
8.4
5
8.0
Amazon Smart Thermostat
- ✓Remote control via Alexa app on smartphone
- ✓Auto scheduling learns your habits to reduce bills
- ✓Works with most 24V HVAC systems
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5
Amazon Smart Thermostat
- ✓Remote control via Alexa app on smartphone
- ✓Auto scheduling learns your habits to reduce bills
- ✓Works with most 24V HVAC systems
8.0
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6
7.9
Emerson Sensi Touch 2 Smart Thermostat
- ✓Touchscreen color display
- ✓Works with Alexa & Google
- ✓Energy Star certified
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6
Emerson Sensi Touch 2 Smart Thermostat
- ✓Touchscreen color display
- ✓Works with Alexa & Google
- ✓Energy Star certified
7.9
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Best Budget
7
7.8
ecobee3 Lite Smart Thermostat
- ✓Works with room sensors sold separately
- ✓Energy reports & savings tracking
- ✓Alexa built-in voice control
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7
ecobee3 Lite Smart Thermostat
- ✓Works with room sensors sold separately
- ✓Energy reports & savings tracking
- ✓Alexa built-in voice control
7.8
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8
7.6
Amazon Echo Show 5 (newest model), Smart display, Designed for Alexa+, 2x the bass and clearer sound, Charcoal
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8
Amazon Echo Show 5 (newest model), Smart display, Designed for Alexa+, 2x the bass and clearer sound, Charcoal
7.6
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9
7.4
34% off
Honeywell Home T5 Smart Thermostat
- ✓7-day flexible scheduling available
- ✓Geofence mobile location alerts
- ✓Works with Alexa Google Assistant
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9
Honeywell Home T5 Smart Thermostat
- ✓7-day flexible scheduling available
- ✓Geofence mobile location alerts
- ✓Works with Alexa Google Assistant
7.4
10
7.2
20% off
Amazon Smart Plug, Works with Alexa, Simple Setup, Endless Possibilities (2-Pack)
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10
Amazon Smart Plug, Works with Alexa, Simple Setup, Endless Possibilities (2-Pack)
7.2
How We Rank
Updated May 2026 · refreshed monthly
Each ranking combines verified-purchase reviews from Amazon, expert research from independent publications, and our editors' own judgment on what each product is genuinely best for.
Read our full method →