What are the top three furnace brands?

What are the top three furnace brands based on reliability, efficiency, and dealer surveys in 2026 are Trane, Carrier, and Lennox for premium, with Goodman and Rheem for best value. First, Trane furnaces like XC95m modulating 97.3 percent AFUE, S9V2 two-stage variable speed 96 percent AFUE, and S9X2 two-stage 96 percent AFUE are considered top brand with service call rates around 8 to 10 percent lowest in industry, heavy-duty aluminized steel heat exchangers, very quiet operation at 60 decibels for variable speed, ComfortLink II communicating, every unit factory tested, costing 4,500 to 8,500 dollars installed, with lifetime heat exchanger warranty on many models. Second, Carrier furnaces like Infinity 98 59MN7 modulating 98.5 percent AFUE, Performance 96 59TP6 two-stage variable speed 96 percent AFUE, and Comfort 96 59SC6 single stage 96 percent AFUE offer service rates around 8 to 10 percent, Greenspeed modulating, excellent humidity control, costing 4,000 to 8,500 dollars installed. Third, Lennox furnaces like SLP99V 99 percent AFUE most efficient, EL296V two-stage variable speed 96 percent AFUE, and ML296V two-stage 96 percent AFUE offer highest efficiency up to 99 percent, quietest at 60 decibels with SilentComfort, costing 3,000 to 9,000 dollars, service rates around 9 to 12 percent. For best value, Goodman and Daikin offer 96 to 98 percent AFUE at 3,000 to 5,500 dollars.