The Real Cost
Week of September 21, 2026 · Portland, OR
2026 Audi Q7
22.5 gal tank · 22 MPG · manufacturer spec
$98–$115
typical fill → full tank · 22.5 galAt $5.11/gal, this tank gets you about 495 miles.
Source: EIA · Updated September 21, 2026
12-week state trend · padd proxy
+$0.77 over 12 wk
Local context
Portland runs at $5.11/gal this week — about 14.0% above the U.S. average of $4.48. At this price the 2026 Audi Q7's 22 MPG returns roughly 4.3 miles per dollar (45.5 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Portland driver spends about $2,785 on gas in this car (use the calculator for your own mileage). For the same car, $3,274 in California (priciest reporting state at $6.00/gal) vs. $2,143 in Texas ($3.93/gal). $1,131 swing.
By the numbers
Fill cost
$98–$115
typical → full · 495 mi/tank
Per gallon
$5.11
EIA West Coast excl. California weekly
Monthly · 12k mi/yr
$232.09
45.5 gal
Annual · 12k mi/yr
$2785
545 gal
The math
Why it costs what it costs.
- Fill cost = 22.5 gal × $5.11/gal = $114.89
- Miles per tank = 22.5 × 22 = 495
- Annual @ 12,000 mi (typical) = 12,000 ÷ 22 × $5.11 = $2785
Want to customize miles per year or override the pump price you saw? Use the full calculator.