Donald Trump and Ted Cruz propose massive cuts that would greatly reduce federal income taxes on everyone, especially the wealthy, while cutting a wide host of government programs. Meanwhile, Bernie Sanders proposes virtually the opposite: tax increases on everyone, with hikes on the wealthy especially, while adding comprehensive government programs. And Hillary Clinton proposes much smaller tax increases, all focused on the rich.
http://www.vox.com/policy-and-politics/2016/3/25/11293258/tax-plan-calculator-2016