Independente · com fontes · Atualizado 2026-07-10
Melhores termostatos inteligentes (2026)
18 produtos comparados pelas especificações que importam e pelo preço nos EUA — do mais barato ao mais caro. Cada especificação e preço remete à sua fonte e à data da coleta.
Os melhores pelos números
Vencedores objetivos — cada um lidera em uma especificação medida, com o número. Sem classificação subjetiva.
- Menor preço: Amazon Smart Thermostat ($59.99)
- Mais recente: Honeywell Home X8S Smart Thermostat (2025-12)
Comparação
| # | Termostatos inteligentes | Preço | display | sensores incluídos | geofencing | compatibilidade com hvac | c fio necessário | assistentes de voz | Fonte |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Amazon Smart Thermostat | $59.99 | Basic segmented LED/LCD display; no color touchscreen | Temperature plus indoor humidity sensor (humidity reported in Alexa app, not shown on the on-unit display); no occupancy sensor, no remote sensor support | true | Low-voltage 24V systems (forced air gas/oil/electric, heat pumps); single-stage systems; does not support ACC-/ACC+ terminals, dual-band Wi-Fi only on 2.4 GHz | false | Amazon Alexa only (requires separate Echo device) | safewise.com |
| 2 | Wyze Thermostat | $79.98 | IPS display with 180-degree viewing angle; 120 mm L x 65 mm W x 33 mm D overall unit dimensions | Built-in temperature sensor; up to 6 optional Wyze Room Sensors supported (sold separately) | false | 24V forced air (gas/oil/electric), hydronic, heat pump (including dual fuel), single-stage and multi-stage conventional and heat pump; not compatible with electric baseboard (high-voltage) | false | Amazon Alexa, Google Assistant (requires separate Echo/Google device) | wyze.com |
| 3 | GE Cync Smart Thermostat | $119.99 | Backlit LCD display (always on); button and app control (Control Type: Buttons and App) | No remote sensor included (package contains 1 thermostat); Cync Room Temperature Sensors sold separately | — | Most residential 24V heating and cooling systems; designed for C-wire systems, Power Extender Kit (PEK) included for homes without a C-wire; 3- and 4-wire installation options | false | Amazon Alexa, Google Assistant (Google Home) | gelighting.com |
| 4 | Google Nest Thermostat (2020) | $129.99 | 2.4-inch display with touch-sensitive strip control on right side (replaces rotating ring); mirror finish | Temperature, 60 GHz Soli radar occupancy sensor; no remote sensor support | true | 85% of 24V systems; forced air (gas/oil/electric), heat pumps; simpler HVAC support than Nest Learning Thermostat; not compatible with communicating HVAC systems | false | Google Assistant (via Google Home), Amazon Alexa, IFTTT | en.wikipedia.org |
| 5 | Sensi Smart Thermostat (ST55) | $129.99 | LED display (indoor temperature and humidity shown on-screen) | Built-in temperature and humidity sensors; not compatible with Sensi Room Sensors (Touch 2 only) | true | Single-stage and multi-stage gas, oil, electric and heat pump systems; 20 to 30 VAC low-voltage; setpoint range 45°F to 99°F. Common wire required for heat-only, cool-only, heat pump, and zone systems | false | Amazon Alexa, Google Assistant, Apple HomeKit (c-wire required for HomeKit), Samsung SmartThings | sensi.copeland.com |
| 6 | ecobee Smart Thermostat Essential | $139.99 | 2.8-inch full-color LCD touchscreen, 240x320 pixels | Built-in temperature and humidity; no occupancy sensor; room sensors sold separately | — | Gas, oil, electric forced air; conventional 2H/1C and 1H/2C; heat pump 2H/1C; Power Extender Kit sold separately | false | Amazon Alexa, Apple HomeKit, Google Assistant | ecobee.com |
| 7 | Mysa Smart Thermostat for Electric Baseboard Heaters (V2) | $159 | LED display with touch buttons; up/down temperature controls | Temperature (±0.5°F accuracy), humidity (±2%), current and voltage sensor for power monitoring, light sensor, proximity sensor | true | High-voltage 120-240VAC electric heating: baseboard, convector (short cycle), fan-forced convector (long cycle), radiant ceiling heating; max load 16A (1,900W @ 120VAC, 3,800W @ 240VAC); install on 20A breaker | false | Apple HomeKit, Google Home, Amazon Alexa | getmysa.com |
| 8 | ecobee Smart Thermostat Enhanced | $199.99 | 4-inch full-color LCD touchscreen, 540x540 pixels (50% larger than previous ecobee models) | Built-in temperature, humidity, occupancy (radar), proximity; SmartSensor not included (sold separately); up to 20 additional sensors supported | true | Most 24VAC systems: conventional 2H/2C, heat pumps 2H/2C + 1 stage AUX, boilers, PTACs, fan coil units (up to 3 fan speeds); Power Extender Kit included | false | Amazon Alexa, Apple HomeKit, Google Assistant, Samsung SmartThings, IFTTT | ecobee.com |
| 9 | Honeywell Home T9 Smart Thermostat | $209.99 | Graphical color touchscreen, 4.92 in H x 3.7 in W | Includes one wireless SmartRoom sensor (temperature + humidity); up to 20 additional SmartRoom sensors supported | true | Up to 2H/2C conventional systems; up to 3H/2C heat pump systems; 24V low-voltage | false | Amazon Alexa, Google Assistant, Apple HomeKit, Microsoft Cortana, Samsung SmartThings, IFTTT, Ring | honeywellhome.com |
| 10 | Sensi Touch 2 Smart Thermostat | $209.99 | Color touchscreen (size not specified on product page); Sensi app control available | Built-in temperature; compatible with Sensi Room Sensors and Outdoor Sensors (sold separately) for temperature and humidity monitoring | true | Universal: single-stage 1H/1C, multi-stage 2H/2C, heat pump 4H/2C; 24V low-voltage systems | false | Amazon Alexa, Google Assistant, Samsung SmartThings (no Apple HomeKit) | sensi.copeland.com |
| 11 | Honeywell Home X8S Smart Thermostat | $219.99 | 5-inch full-color touchscreen with customizable color and style options | Onboard radar occupancy sensor built-in; wireless room sensor included (varies by variant) or sold separately | true | Up to 4H/2C heat pump systems; up to 3H/4C conventional systems; 24V low-voltage; C-wire required | true | Amazon Alexa, Google Assistant, Apple HomeKit (Matter certified) | honeywellhome.com |
| 12 | ecobee Smart Thermostat Premium | $259.99 | 4-inch full-color LCD touchscreen, 540x540 pixels | Built-in temperature, humidity, occupancy (radar), proximity; includes one SmartSensor (temperature + occupancy) in box; up to 20 additional sensors supported | true | Most 24VAC systems: conventional 2H/2C, heat pumps 2H/2C + 2 stage AUX, boilers, PTACs, fan coil units (up to 3 fan speeds); Power Extender Kit included | false | Amazon Alexa (built-in), Apple Siri (via HomePod/HomePod mini), Google Assistant, Samsung SmartThings, IFTTT | ecobee.com |
| 13 | Google Nest Learning Thermostat (4th Gen) | $279.99 | 2.68-inch circular stainless-steel framed display with Farsight (activates when motion detected), 3.9-inch diameter body | Temperature, humidity, occupancy (60 GHz Soli radar), ambient light; up to 6 additional Nest temperature sensors supported | true | Most 24V systems: single- and multi-stage forced air (gas/oil/electric), heat pumps (1-3 stage heating, 1-2 stage cooling), radiant, hydronic, boilers; not compatible with communicating HVAC systems | false | Google Assistant (built-in via Google Home app), Amazon Alexa, Matter | en.wikipedia.org |
| 14 | Honeywell Home T10 Pro Smart Thermostat | — | Color touchscreen, 4.92 in H x 3.7 in W x 0.95 in D | Includes RedLINK 3.0 room sensor (temperature + humidity); multiple additional RedLINK room sensors supported | true | Up to 3H/2C heat pump systems; up to 2H/2C conventional systems; 24V low-voltage | false | Amazon Alexa, Google Assistant, Apple HomeKit, Samsung SmartThings, IFTTT | honeywellhome.com |
| 15 | Honeywell Home T5+ Smart Thermostat (RCHT8612WF) | — | Backlit LED touchscreen display (no screen size published on manufacturer or retailer page) | Built-in temperature sensor only; no humidity sensor and no remote/room sensor support | true | Up to 3 Heat/2 Cool heat pump systems; up to 2 Heat/2 Cool conventional systems; 24V low-voltage; compatible with furnace, air conditioner, and heat pump | false | Amazon Alexa, Google Assistant, Apple HomeKit, Microsoft Cortana, Samsung SmartThings, IFTTT | honeywellhome.com |
| 16 | Mysa for Mini-Split Heat Pumps | — | LED display with touch buttons; adjustable brightness | Temperature (±0.5°F accuracy), humidity (±2%) | true | Ductless mini-split heat pumps from compatible brands: Mitsubishi, Fujitsu, LG, Frigidaire, GE, DeLonghi, Danby; IR infrared control (requires line-of-sight); 2.4 GHz WiFi required | false | Amazon Alexa, Google Home, Apple HomeKit | getmysa.com |
| 17 | Mysa Smart Thermostat | — | LED display with touch buttons (temperature up/down, mode left/right) | Temperature (±0.5°F accuracy), humidity (±2%), light sensor, proximity sensor | true | Most 24V central HVAC: gas/oil/electric furnaces, central AC, heat pumps with AUX heat; single and multi-stage conventional and heat pump; C-wire required or adapter available | true | Matter certification expected 2026 for Alexa, Google Home, Apple HomeKit; no current native integration documented | getmysa.com |
| 18 | Sensibo Air Pro | — | — | High accuracy temperature & humidity sensor, Universal IR receiver, built-in air quality sensor detecting CO₂ and TVOC (Total Volatile Organic Compound); does not measure particulate matter (PM2.5) | true | Any air conditioner or heat pump with a remote control, including minisplit, high mount, window AC, portable, and central AC with a wireless remote control; requires the AC's original remote to use infrared (not Bluetooth or Wi-Fi) | false | Amazon Alexa, Google Home, Apple Siri, Apple HomeKit, Samsung SmartThings, IFTTT, API | sensibo.com |
As especificações são as publicadas pelo fabricante; os preços são o preço sugerido de lançamento nos EUA.
Como compilamos isto
Produtos selecionados como termostatos inteligentes de baixa tensão 24V notáveis (mais um mini-split e um especialista em alta tensão) um comprador compara em 2026, cobrindo o orçamento através de níveis premium. Sementes de pronto verificado e expandido para 13 produtos. Fontes primárias: páginas de produtos do fabricante (ecobee.com, wyze.com, honeywellhome.com, getmysa.com, sensi.copeland.com), Wikipedia (artigo de termostato de aprendizagem de Nest para geração/dados de data de lançamento), SafeWise blog de revisão (safewise.com/blog/best-smart-thermostats) e HowToGeek (howtogeek.com) para corroboração. Páginas do Google Store serviram consistentemente conteúdo truncado de JS-rendered; especificações cross-confirmado através de Wikipedia, SafeWise, e 9to5Google snippets de pesquisa. Amazon.com retornou consistentemente erros 5xx; Amazon Smart Thermostat specs sourceed from SafeWise review. Honeywell T9/T10 Pro verificado através de páginas de produtos honeywellhome.com (ambas agora descontinuadas/vendidas). priceUsd é MSRP EUA no momento da pesquisa (2026-06-15) ou lançar MSRP onde a página atual mostra 'vendido'. Os preços do Mysa estão listados em CAD no local do fabricante; os equivalentes do USD em paridade anotados como nulos com explicação. acedidaAt = 2026-06-15 para todas as fontes.