On January 28, Tesla announced R & D spending of 39 in 2023.$6.9 billion, a company record high, but still well below some of the other tech companies in the Big Seven。It is reported that Apple invested as much as 299 in fiscal year 2023..$200 million for R & D, Microsoft's R & D spending also reached $27.2 billion。Sawyer Merritt, an electric car analyst, posted on X: "Apple spent about $29 billion on research and development in 2023, more than the total amount spent on research and development in Tesla's history.。It really shows you how much innovation Tesla gets for every dollar invested in R & D.。Tesla CEO Elon Musk responded: "There are huge differences between companies in terms of the effectiveness of R & D spending.。"