This review is a synopsis on coffee quality assessment of green and roasted coffee beans of Coffea arabica and Coffea canephora. The particle size, medium sieve, most frequent sieve, share split, cumulative calibration, trade homogeneity, mass of 1000 beans, apparent density, strange bodies and defects, mass losses on drying, olfactory and visual parameters, chromatic parameters, soluble solids, pH and chemical characterization (chlorogenic acids, caffeine and trigonelline) is described and evaluated, considering the most important factor associated to the coffee trade, according to a technological perspective.
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