Only about one in four U.S. teens currently uses a smartphone , says Pew , in contrast to about 46 % of U.S. adults . Pew reports : 63 % of teens say they exchange text messages every day . Study finds that 39 % of teens say they never exchange e - mail . More than 90 % of teens from households earning $ 75,000 or more have a cell phone .
Pew reports : 63 % of teens say they exchange text messages every day . Study finds that 39 % of teens say they never exchange e - mail . More than 90 % of teens from households earning $ 75,000 or more have a cell phone .