Apple Inc. took 3 of the top 5 spots in the rankings, for iPad (#1), iPhone (#3), and Macintosh (#5), respectively.
Brand Keys Customer Loyalty Leaders List 2012
Brand – Category – 2012 Ranking (2011 Ranking)

Apple – tablet – 1 (N/A)
Amazon – tablet – 2 (N/A)
Apple – smartphone – 3 (2)
Amazon – online retail – 4 (1)
Apple – computer – 5 (5)
Smartphone also-rans:
Samsung – smartphone, 26 (56)
HTC, smartphone, 61 (N/A)
Motorola Mobility, smartphone, 62 (N/A)
BlackBerry, smartphone, 100 (60)
More info here.
MacDailyNews Take: Those who expressed loyalty to Amazon in tablets have never used an iPad for more than 30 seconds.
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