Volkswagen · 1984–1985 · Diesel

Volkswagen Quantum Diesel MPG by year

The EPA has rated 2 model years of the Volkswagen Quantum Diesel, from 1984 to 1985. The most fuel-efficient year is the 1984, at 33 MPG combined in its best configuration. The best 1985 model is 6% less efficient than the best 1984 model (31 vs. 33 MPG). The 1985 model is 24% more efficient than the median compact car that year (31 vs. 25 MPG).

Most efficient year198433 MPG combined
Latest (1985)31 MPG$1,790/yr to fuel
First rated (1984)33 MPG$1,682/yr at today's prices
Model years rated26 configurations

Combined MPG by model year

  • Quantum Diesel, 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 MPG. Click a point to open that model year; the table below lists every value.

Every Quantum Diesel model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
1985 Diesel 31 MPG 28 / 35 25 — 1 $1,790
1984 Diesel 33 MPG
lowest 27
32 / 35 24 — 5 $1,682

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

Compare Quantum Diesel model years

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

Models similar to the Volkswagen Quantum Diesel

Other Volkswagen Quantum versions

Frequently asked questions

Which Volkswagen Quantum Diesel year has the best fuel economy?

The 1984 Volkswagen Quantum Diesel, rated up to 33 MPG combined. At 15,000 miles a year with $3.70/gal diesel fuel, that works out to about $1,682 a year.

Which Volkswagen Quantum Diesel year has the worst fuel economy?

The 1985 model, whose most efficient version is rated 31 MPG combined (about $1,790 a year to fuel).

What is the fuel economy of the latest Volkswagen Quantum Diesel?

The 1985 Volkswagen Quantum Diesel is rated up to 31 MPG combined.

Keep exploring