Rinnai vs Navien - Exploring Their Similarities and Differences (Which is Superior?). In this video, we’ll compare Rinnai and Navien tankless water heaters.

Check out Navien: https://www.amazon.com/Rheem-Prestige...

Check out Rinnai: https://www.amazon.com/Rinnai-RU199IN...

The main difference between them is the heating capacity.
Rinnai has a maximum heating capacity of 400,000 BTUs against 199,000 BTUs for Navien. Thus, a Rinnai heater can generate more energy than a Navien heater. Larger families and businesses will therefore prefer Rinnai. Overall, Rinnai has a higher heating capacity.