Question: what is the difference between the old macbook air and new one?
Answer: The 2020 MacBook Air is very slightly heavier at 2.8lbs (1.29kg) instead of the 2019 version's 2.75lbs (1.25g). ... However, the new MacBook Air comes with a choice of processors. Previously, the MacBook Air 2019 shipped solely with a 1.6Ghz dual-core Intel Core i5.