Niche Zero Review: Paying Extra for Low Retention
Quick Answer The Niche Zero is a 63mm conical burr single dose grinder that costs about $689 direct from the maker (US pricing checked November 6, 2026), and the money buys workflow rather than a louder flavor upgrade. Independent testing summarized by CoffeeLabAdvisor puts measured retention at roughly 0.2 g temporary and about 0.7 g…