Nevertheless, the number and phonetic character of most of the 28 consonants has a broad degree of regularity among Arabic-speaking regions. Note that Arabic is particularly rich in uvular, pharyngeal, and pharyngealized ("emphatic") sounds.
While there are variations, the majority of the 28 consonants used in Arabic have a consistent phonetic structure across different Arabic-speaking areas.  Arabic stands out for its abundance of uvular, pharyngeal, and pharyngealized (emphasized) sounds.