Mid-tier electric tankless comparison.
| EcoSmart ECO 27 | Westinghouse WET-27 | |
|---|---|---|
| Heat exchanger warranty | Lifetime (residential) | 10 years |
| Parts warranty | 5 years | 5 years |
| Typical price | $549-699 | $649-799 |
EcoSmart cheaper with longer warranty. Westinghouse offers stainless tank option in other products (heat pump, storage).