Cadillac · 2026–2027 · Electric

Cadillac Optiq MPG by year

The EPA has rated 2 model years of the Cadillac Optiq, from 2026 to 2027. The most fuel-efficient year is the 2027, at 105 MPGe combined in its best configuration. The 2027 model is 11% more efficient than the median midsize or large SUV that year (105 vs. 95 MPGe).

Most efficient year2027105 MPGe combined
Latest (2027)105 MPGe$867/yr to fuel
First rated (2026)105 MPGe$867/yr at today's prices
Model years rated28 configurations

Combined MPGe by model year

  • Optiq, most efficient version
  • Range across configurations
  • Class median

Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPGe. Click a point to open that model year; the table below lists every value.

Every Optiq model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
2027 Electric 105 MPGe
lowest 83
117 / 93 95 317 mi 4 $867
2026 Electric 105 MPGe
lowest 83
117 / 93 96.5 317 mi 4 $867

Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.

Compare Optiq model years

See how much a newer Optiq would save over an older one.

Models similar to the Cadillac Optiq

Frequently asked questions

Which Cadillac Optiq year has the best fuel economy?

The 2026 Cadillac Optiq, rated up to 105 MPGe combined. At 15,000 miles a year with 18¢/kWh electricity, that works out to about $867 a year.

What is the fuel economy of the latest Cadillac Optiq?

The 2027 Cadillac Optiq is rated up to 105 MPGe combined.

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