Sony Mobile is running a Black Friday sale with discounts for the XZ2 generation and older, plus some goodies. Note that the exact deals vary by country.
In Germany the Sony Xperia XZ2, XZ2 Compact and XZ2 Premium come with a free year of PlayStation Plus (which is usually worth around €50). In the UK, France, Spain, Italy and other countries you just get the phones. Note that in some countries you're looking at dual SIM models.
Read this story at GSMArena