Amazon Offers 40 Percent Discount On Unlocked Samsung Galaxy S6, Nexus 6, Moto X 2nd Gen Amazon has kicked off an attractive new deal, offering popular unlocked smartphones at heavy discounts: $355 off for the 32GB Samsung Galaxy S6, $379 off for the 32GB Nexus 6, or $200 off the second-generation Moto X. by Alexandra Burlacu