My 12 inch Macbook is half the weight of a 15 inch model of the same year. That's almost a kilo less in your bicycle bag or backpack. It's very noticeable, espe

My 12 inch Macbook is half the weight of a 15 inch model of the same year. That's almost a kilo less in your bicycle bag or backpack. It's very noticeable, especially if you're always on the go, but not always between desks.