On a side note, Sony is also set to release a new pint-sized device, the XZ1 Compact, in September. That one carries a Snapdragon 835, though, so it'll be interesting to see which of these win the market.
https://www.notebookcheck.net/Samsung-Galaxy-S8-Mini-to-offer-nigh-flagship-specs-for-lovers-of-smaller-devices.231370.0.html