Comparing Tesla and Amazon: Which AI Investment Is More Promising Today?

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Market Update: Tesla and Amazon Stocks

Tesla (NASDAQ: TSLA) and Amazon (NASDAQ: AMZN) have seen their shares decline approximately 12% and 10%, respectively, year-to-date, as of early 2026 amid market volatility. Despite this downturn, both companies are investing heavily in artificial intelligence (AI), positioning themselves for long-term growth.

In its recent fourth-quarter results, Tesla reported a total automotive revenue drop of 11% to $17.7 billion, yet recorded a 38% year-over-year increase in its Full Self-Driving (Supervised) subscriber base, reaching 1.1 million. Meanwhile, Amazon’s overall net sales climbed 14% year-over-year to $213.4 billion, supported by a 24% revenue surge in Amazon Web Services (AWS), which contributed $35.6 billion. Amazon’s operating income for the quarter rose 18% to $25 billion.

As both companies continue to evolve in the AI sector, investors may find Amazon’s diversified and efficient operations more attractive compared to Tesla’s high valuation and automotive challenges.

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