2 ms·

That's not always accurate, Apple's Q4 2011 and Q3 2011 are fine to compare here, the product mix particularly phones and ipads shipped are much closer then Q4

• chugger 15y ago
  timing of product launches doesn't matter. In finance investors always compare year over year to evaluate the performance of their investments.
  • Steko 15y ago
    He's not evaluating the performance of an investment, he's asking why the margin is different which is generally a product mix question.
    • chugger 15y ago
      same thing applies. year-over-year comparisons are more accurate.
      • Steko 15y ago
        Not always and certainly not in this case.