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  "path": "/2026/05/04/tesla-semi-tco-analysis-diesel-savings-electricity-price/",
  "publishedAt": "2026-05-04T19:35:10.000Z",
  "site": "https://electrek.co",
  "tags": [
    "News",
    "electric trucks",
    "Tesla",
    "more…"
  ],
  "textContent": "With the Tesla Semi now rolling off the high-volume production line at a qupted price of $290,000 for the 500-mile version, we ran a full total cost of ownership (TCO) analysis against a comparable diesel Class 8 truck. At current diesel prices of $5.35 per gallon, the results are striking.\n\nThe Tesla Semi saves fleets between $147,000 and $404,000 over 5 to 10 years of ownership — but those savings hinge almost entirely on what operators pay for electricity and the price of diesel, which is spiking right now.\n\nmore…",
  "title": "Tesla Semi can save over $400K vs diesel, but there are big ‘ifs’"
}