A Level (Advanced Level):

1. Age Group: A Levels are typically taken by students after completing their IGCSEs, around the age of 18.
   
   
2. Scope: A Levels are more advanced and in-depth than IGCSEs. They focus on a smaller number of subjects.
   
   
3. Grading: Students receive grades (A* to E) for each A Level subject. The grading system is different from IGCSE.
   
   
4. University Entrance: A Levels are often a requirement for university admission in many countries, including the UK.