Data from Amazon and official Honeywell Home and Meross sites.
2026 verdict
Meross MTS300 Smart Thermostat edges out Honeywell Home X2S Smart Thermostat in 2026, led by price, warranty, and included accessories. It builds its lead on price, warranty, and included accessories, then backs it up with a stronger showing on integrations. You should still consider Honeywell Home X2S Smart Thermostat if rating and connectivity matter more than raw overall balance. For the average buyer, Meross MTS300 Smart Thermostat is the safer choice.
| Feature | Honeywell Home X2S Smart Thermostat | Meross MTS300 Smart Thermostat | Winner |
|---|---|---|---|
| Price | $59.99 | $59.84 | Meross MTS300 Smart Thermostat |
| Rating | 4.2 | 4.0 | Honeywell Home X2S Smart Thermostat |
| Warranty | 2 years | 3 years | Meross MTS300 Smart Thermostat |
| Included accessories | None | Trim Plate | Meross MTS300 Smart Thermostat |
| Connectivity | 2.4 GHz WiFi, 5 GHz WiFi | 2.4 GHz WiFi | Honeywell Home X2S Smart Thermostat |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter, External Temperature Sensors | Meross MTS300 Smart Thermostat |
| Screen | YES | YES | Tie |
| Sensors | Temperature, Humidity | Temperature, Humidity | Tie |
| Energy Savings | YES | YES | Tie |
| System Health Monitor | YES | YES | Tie |
| Voice Control | YES | YES | Tie |
| Speaker | NO | NO | Tie |
25% OFF
$59.99
$79.98
- + Rating: 4.2
- + Connectivity: 2.4 GHz WiFi, 5 GHz WiFi
- - Price: $59.99 vs $59.84
- - Warranty: 2 years vs 3 years
Winner
5% OFF
$59.84
$62.99
- + Price: $59.84
- + Warranty: 3 years
- + Included accessories: Trim Plate
- - Rating: 4.0 vs 4.2
- - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, 5 GHz WiFi
Frequently Asked Questions
Which is better overall: Honeywell Home X2S Smart Thermostat or Meross MTS300 Smart Thermostat?
Meross MTS300 Smart Thermostat has the stronger overall profile in this comparison, especially for price, warranty, and included accessories.
What is the biggest difference between Honeywell Home X2S Smart Thermostat and Meross MTS300 Smart Thermostat?
Price is one of the clearest differences: Honeywell Home X2S Smart Thermostat lists $59.99, while Meross MTS300 Smart Thermostat lists $59.84.
Which one looks better on price?
Honeywell Home X2S Smart Thermostat is listed at $59.99, while Meross MTS300 Smart Thermostat is listed at $59.84. Meross MTS300 Smart Thermostat (better spec).
Who should buy Honeywell Home X2S Smart Thermostat?
Choose Honeywell Home X2S Smart Thermostat if your priority is rating and connectivity and that matters more than price.
Who should buy Meross MTS300 Smart Thermostat?
Choose Meross MTS300 Smart Thermostat if your priority is price and warranty and that matters more than rating.
SensiTouch smart thermostat
$149.99
EcobeeSmart Thermostat Premium
27% OFF$204.97$149.63
SensiSmart thermostat
32% OFF$129.99$87.79
EcobeeSmart Thermostat Enhanced
$192.50
GoogleNest Learning Thermostat (4th gen)
14% OFF$279.99$239.99
Honeywell HomeRTH9585WF Wi-Fi Smart Color Thermostat
29% OFF$179.99$127.99
Honeywell HomeT9 Smart Thermostat
$214.99
Honeywell HomeT5 Smart Thermostat
28% OFF$109.99$78.96
SensiTouch 2 smart thermostat
10% OFF$189.00$169.99
EcobeeSmart Thermostat Essential
$134.99- Honeywell Home
X2S Smart Thermostat
25% OFF$79.98$59.99 
GoogleNest Learning Thermostat
AmazonSmart Thermostat
$140.36
Honeywell HomeX8S Smart Thermostat
$259.99
GoogleNest Thermostat
11% OFF$129.99$115.49
AqaraThermostat Hub W200
$159.99
SensiLite smart thermostat
$62.99
MerossMTS300 Smart Thermostat
5% OFF$62.99$59.84
- ThermostatsHoneywell Home
RTH9585WF Wi-Fi Smart Color Thermostat
29% OFF$179.99$127.99 - ThermostatsHoneywell Home
T5 Smart Thermostat
28% OFF$109.99$78.96 - ThermostatsHoneywell Home
T9 Smart Thermostat
$214.99 - ThermostatsHoneywell Home
X2S Smart Thermostat
25% OFF$79.98$59.99 - ThermostatsHoneywell Home
X8S Smart Thermostat
$259.99
Door & Window SensorsMerossSmart Door and Window Sensor
18% OFF$21.99$17.99
Energy MonitorsMerossEM06P
Energy MonitorsMerossEM16P
$159.99
Garage Door OpenersMerossMSG100 Smart Garage Door Opener
15% OFF$49.99$42.49
HubsMerossSmart Wi-Fi Hub MSH400HK
$18.99
HubsMerossSmart Wi-Fi Hub MSH450
€24.99
LED BulbsMerossSmart Wi-Fi LED Bulb
$17.04
LED BulbsMerossSmart Wi-Fi LED Bulb with Dimmable Light
$44.64
PlugsMerossMatter Smart Plug Mini
$17.99
PlugsMerossOutdoor Smart Plug (3 Sockets)
$30.99
PlugsMerossOutdoor Smart Plug
$25.99
PlugsMerossSmart Wi-Fi Plug
$21.99
Presence SensorsMerossSmart Presence Sensor
$33.99
Radiator ValvesMerossSmart Thermostat Valve
€28.41
Temperature & Humidity SensorsMerossSmart Temperature and Humidity Sensor
$14.99- ThermostatsMeross
MTS300 Smart Thermostat
5% OFF$62.99$59.84 
Water Leak SensorsMerossSmart Water Leak Sensor
$23.99
Water ValvesMerossSmart Sprinkler Timer
$69.99