The Real Cost
Week of May 18, 2026 · Seattle, WA
2026 Mitsubishi Outlander 2WD
14 gal tank · 28 MPG
$78.27 to fill the tank
At $5.59/gal, this tank gets you about 392 miles.
Source: EIA · Updated May 18, 2026
By the numbers
- Fill cost
- $78.27
- 392 miles per tank
- $/gallon
- $5.59
- EIA WA state weekly
- Monthly (12k mi/yr)
- $199.68
- 35.7 gallons
- Annual (12k mi/yr)
- $2396
- 429 gallons
The math
Why it costs what it costs.
- Fill cost = 14 gal × $5.59/gal = $78.27
- Miles per tank = 14 × 28 = 392
- Annual (12,000 mi) = 12,000 ÷ 28 × $5.59 = $2396
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