With flagship prices dropping, the Galaxy S8 duo was starting to feel a bit pricey. This isn't much, but it's something - if you go through eBay, you can save around $30. The Galaxy S8 is $550 on eBay and $575 on Samsung.com (not counting trade ins). The Galaxy S8+ is $640 on eBay, compared to $675 on the official site. Note that we're talking about unlocked 64GB phones with warranty. Galaxy S8 Galaxy S8+ Samsung.com $575 $675 eBay.com $550 $640 Saving $25 $35 Via
Source: http://www.gsmarena.com/samsung_galaxy_s8_and_s8_get_a_slight_discount_on_ebay-news-26511.php