They don't provide guidance on product mix, but they do provide guidance on expected revenue and margin. For Q1 2018 they projected between $84-$87 billion and

They don't provide guidance on product mix, but they do provide guidance on expected revenue and margin. For Q1 2018 they projected between $84-$87 billion and came in at $88.3 billion. Apple has been historically accurate in nailing their projections, yet when analysts calculate the expected product mix, they either forget the mix and assume Apple is going to sell $80 billion in only iPhones, or they include the mix, which must mean they expect Apple to sell $120 billion worth of stuff.