Dragic connected on 10-of-14 attempts for Phoenix, which shot 56.7 percent from the field over the first three quarters en route to a 27-point lead.
Twin brothers Marcus and Markieff Morris combined for 28 points as the Suns continued their momentum from a perfect 4-0 road trip.
Anthony Tolliver scored 14 points for the Bobcats, who had posted road victories over Denver and the Los Angeles Lakers earlier in their Western Conference road trip.
Al Jefferson was limited to 10 points following a career-high 40 in his previous contest against the Lakers.
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