The top-rated heat pumps are Trane XB14, Coleman Echelon and Trane XL20i, according to FurnaceCompare.com. Rheem, Amana, Goodman, Lenox and Bryant are also heat pumps that are highly rated on the site.
The Trane XB14 scored 4.2 stars out of 5 stars. It has a cooling efficiency of 15.5 and a heating efficiency of 8.5. The sound rating is 76, and the average price in 2014 was $6,223 including installation. It's a single-stage heat pump with a Climatuff compressor.
The Coleman Echelon scored 4 stars out of 5 stars. It has a cooling efficiency of 18 and a heating efficiency of 10. The sound rating can get as low as 69, and the average price is $5,800 including installation. There are two available models and thanks to a durable compressor and fan guard, this unit is quieter than its competitors.
The Trane XL20i scored 3.4 stars out of 5 stars. It has a cooling efficiency of 19 and a heating efficiency of 9. The sound rating ranges from 70 to 76, and the average price in 2014 was $11,680 including installation. This unit has a Comfort-R feature that ensures comfort both in temperature and humidity. It also has two Climatuff compressors and a multistage fan motor that keeps it running quietly.