Smart Series owners
- Praise: faster recovery than coil-based indirects; no anode maintenance; 15-25+ year tank lifespans common
- Complaints: higher price than Lochinvar SIT; less wide US distribution than Lochinvar; contractor familiarity varies
Prestige combi owners
- Praise: comparable to Lochinvar NOBLE; stainless heat exchanger reliable
- Complaints: 5-year heat exchanger warranty shorter than KNIGHT