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The Real Cost

2026 Lexus RX 350

14 gal tank · 25 MPG

$57.68 to fill the tank

At $4.12/gal, this tank gets you about 350 miles.

Source: EIA · Updated May 18, 2026

By the numbers

Fill cost
$57.68
350 miles per tank
$/gallon
$4.12
EIA Lower Atlantic weekly
Monthly (12k mi/yr)
$164.80
40.0 gallons
Annual (12k mi/yr)
$1978
480 gallons

The math

Why it costs what it costs.

  • Fill cost = 14 gal × $4.12/gal = $57.68
  • Miles per tank = 14 × 25 = 350
  • Annual (12,000 mi) = 12,000 ÷ 25 × $4.12 = $1978

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