There are 3 answers to this question so is better to divide them into categories

Age

Aging of alcohol is the process of storing alcoholic beverages in barrels or other containers for a period of time to allow the flavors to develop and mature. This process can take anywhere from a few months to several years, depending on the type of alcohol and the desired flavor profile, in the case of tequila there is.

1. Blanco (Silver): Unaged and bottled immediately after distillation.

2. Joven (Gold): Blended with colorings, flavorings, and other spirits.

3. Reposado: Aged in oak barrels for two months to one year.

4. Añejo: Aged in oak barrels for one to three years.

5. Extra Añejo: Aged in oak barrels for more than three years. 

Mixto and 100% agave

Mixto tequila is made from a blend of at least 51% agave and other sugars, such as corn syrup or cane sugar. 100% agave tequila is made from 100% blue agave and is considered to be of higher quality than mixto tequila. 100% agave tequila is also smoother and has a more complex flavor than mixto tequila.  

Mixto tequila is made from a blend of at least 51% agave and other sugars, such as corn syrup or cane sugar. 100% agave tequila is made from 100% blue agave and is considered to be of higher quality than mixto tequila. 100% agave tequila is also smoother and has a more complex flavor than mixto tequila.  

Areas of production 

Not really a separate type but tequila and is not a warranty but it is considered that the closer the production to the city of Tequila and the state of Jalisco it should have a better quality. From there the other producing states are: Nayarit, Guanajuato, Michoacán, and Tamaulipas