TechSpot published Intel Z170 Motherboard Roundup: Asrock vs. Asus vs. Gigabyte vs. MSI vs. Supermicro vs. EVGA A quote from the article:

Launched alongside new Skylake processors are accompanying motherboards using the Intel Z170 chipset that go from $100 right up to $500. Having that said, most capable Z170 motherboards can be had for around $200 to $250 and today we'll be looking at six options in this bracket.

 Intel Z170 Motherboard Roundup: Asrock vs. Asus vs. Gigabyte vs. MSI vs. Supermicro vs. EVGA @ TechSpot