Greek has letters for consonants and vowels, and is the first writing system to have both.
The Hebrew alphabet only has consonants, and originally had no way of writing vowels. A system for indicating vowels using dots and dashes was developed in the 10th century and is used today in some books, particularly prayer books, poetry books, and Children's Books. But most publications do not include vowels.
Phoenician - 22 letters, no vowels; Greek 16 letters including vowels.
The Greeks added eight extra letters and modified the symbols for the letters.
Vowels.
yes, aeiou are all vowels of the English alphabet
There are 51 letters in the Bengali Alphabet, 11 Vowels and 40 Consonants.
Sixteen letters, no vowels.
There are 51 letters in the Bengali Alphabet, 11 Vowels and 40 Consonants.
There are 24 letters in the Greek Alphabet
It depends on what you consider "the main alphabet" to be. If you mean the main alphabet of the Bible, that is the Hebrew alphabet. the main difference between the Hebrew alphabet and the Greek alphabet is that the Greek alphabet includes letters for Vowels.
The letters that are not vowels are called consonants. The vowels are A,E,I,O and U. Everything else is a consonant.
Consonants
22 consonants and no vowels.