J.D Power tablet satsfaction survey finds Microsoft’s Surfaces as highest scoring tablets

Microsoft Ranks Second On J.D. Power 2016 U.S. Tablet Satisfaction Study

Microsoft Lumia 640 and 535 crowned "most delightful" in Q2 2015 in USA

Windows Phones drop below Blackberry in American Customer Satisfaction Index survey

Nokia/Microsoft Mobile hits new Consumer Satisfaction high in 2014 as Apple’s plunge

Low-end focus leads to lower Windows Phone customer satisfaction