As of March 2015, the top recommended washer by Consumer Reports is the LG WM8500HVA front-loader. Its top recommended dryer is the Samsung DV56H9100EG electric dryer.
The LG WM8500HVA can be stacked with the LG DLEX8500V electric dryer, which also made the magazine's Recommended list and was praised for its excellence at drying.
The Samsung DV56H9100EG can be paired with the WF56H9100 AG front-loader, which made the Recommended list and has one of the largest capacities of its tested units. This pair can also be stacked.
Other washer and dryer duos recommended by Consumer Reports are made by Kenmore, Maytag and Whirlpool.