The best RV thermostat ultimately depends on your specific needs and preferences. However, there are several popular and highly regarded options available on the market. Here are a few RV thermostats that are often recommended:

Micro-Air Easytouch RV Thermostat: The Nest Learning Thermostat is a popular choice for its smart features and energy-saving capabilities. It adapts to your RV's heating and cooling patterns and can be controlled remotely via a smartphone app.

Honeywell RTH221B: This thermostat is known for its simplicity and affordability. It offers basic programmable features and is easy to install and operate.

Coleman-Mach Analog Thermostat: The Coleman-Mach analog thermostat is a reliable and widely used option in RVs. It provides straightforward temperature control and is compatible with most RV heating and cooling systems.

Dometic CCC2 Thermostat: The Dometic CCC2 is a digital thermostat designed specifically for RVs. It offers precise temperature control and has a user-friendly interface with a backlit display.

Ecobee3 Lite: While not specifically designed for RVs, the Ecobee3 Lite is a popular choice for its energy-saving features and compatibility with smart home systems. It can be controlled remotely through a smartphone app.

When choosing an RV thermostat, consider factors such as compatibility with your RV's heating and cooling system, ease of installation, energy efficiency, programmable features, and budget. It's a good idea to read reviews and compare specifications to find the best thermostat that suits your needs