The Real Cost
Week of November 2, 2026 · Phoenix, AZ
2025 Kia Soul
2.0L I4 FWD · 14.3 gal tank · 30 MPG · manufacturer spec
$58–$68
typical fill → full tank · 14.3 galAt $4.77/gal, this tank gets you about 429 miles.
Source: EIA · Updated November 2, 2026
12-week state trend · padd proxy
+$0.13 over 12 wk
Local context
Phoenix runs at $4.77/gal this week — about 14.9% above the U.S. average of $4.15. At this price the 2025 Kia Soul's 30 MPG returns roughly 6.3 miles per dollar (33.3 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Phoenix driver spends about $1,908 on gas in this car (use the calculator for your own mileage). For the same car, $2,299 in California (priciest reporting state at $5.75/gal) vs. $1,431 in Texas ($3.58/gal). $868 swing.
By the numbers
Fill cost
$58–$68
typical → full · 429 mi/tank
Per gallon
$4.77
EIA West Coast excl. California weekly
Monthly · 12k mi/yr
$159.03
33.3 gal
Annual · 12k mi/yr
$1908
400 gal
The math
Why it costs what it costs.
- Fill cost = 14.3 gal × $4.77/gal = $68.23
- Miles per tank = 14.3 × 30 = 429
- Annual @ 12,000 mi (typical) = 12,000 ÷ 30 × $4.77 = $1908
Want to customize miles per year or override the pump price you saw? Use the full calculator.