1990 Mazda MX-6 Gas Tank Size & Fuel Capacity
Fuel tank capacity
15.9gal · 60 L
The 1990 Mazda MX-6 has a fuel tank capacity of 15.9 gallons (60 liters) on every trim.
A full tank is good for roughly 413–445 highway miles or 286–334 miles around town, going by the EPA ratings.
15.9 gal · Smaller than 71% of 1990 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Pump & gauge parts
- FAQ
1990 Mazda MX-6 fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| DX 2dr Coupe 2.2L 4cyl 5M · FWD MPG 21 / 28Range 334 / 445 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 21 / 28 | 334 / 445 mi | |
| GT Turbo 2dr Coupe 2.2L 4cyl 5M · FWD MPG 18 / 26Range 286 / 413 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 18 / 26 | 286 / 413 mi | |
| LX 2dr Coupe 2.2L 4cyl 5M · FWD MPG 21 / 28Range 334 / 445 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 21 / 28 | 334 / 445 mi | |
| Turbo 4WS 2dr Coupe 2.2L 4cyl 5M · FWD MPG 18 / 26Range 286 / 413 mi | 2.2L 4cyl 5M | FWD | 15.9 gal60 L | 18 / 26 | 286 / 413 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 1990 Mazda MX-6 goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 24 MPG, a full 15.9-gallon tank covers about 382 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 15.9 | 445 | 334 |
| 3/4 | 11.9 | 334 | 250 |
| 1/2 | 8.0 | 223 | 167 |
| 1/4 | 4.0 | 111 | 83 |
| 1/8 | 2.0 | 56 | 42 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 625 gallons, roughly 39 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
What it costs to fill up a 1990 Mazda MX-6
$67.89 to fill the 15.9-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 15.9 gal | Regular | $4.27 | $67.89 | $50.92 |
By region, 15.9-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $63.92 |
| Midwest | $4.27 | $67.89 |
| Gulf CoastLowest | $3.70 | $58.83 |
| Rocky Mountain | $4.46 | $70.91 |
| West Coast | $5.42 | $86.18 |
| CaliforniaHighest | $5.89 | $93.65 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 15.9-gallon tank$67.89
- A year of driving (15,000 mi)$2,669
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
MX-6 tank size in other years
1990 is the first MX-6 model year we list.
| Model year | Tank | Longest highway range |
|---|---|---|
| 1995 MX-6 | 15.5 gal | 481 mi |
| 1994 MX-6 | 15.5 gal | 481 mi |
| 1993 MX-6 | 15.5 gal | 481 mi |
| 1992 MX-6 | 15.9 gal | 461 mi |
| 1991 MX-6 | 15.9 gal | 461 mi |
| 1990 MX-6 | 15.9 gal | 445 mi |
1990 Mazda MX-6 vs similar 1990 coupes
The MX-6 has the largest tank of the six 1990 coupes compared here, 15.9 gallons against 15.9 for the Honda Prelude.
| 1990 model | Tank | Longest highway range |
|---|---|---|
| Mazda MX-6 | 15.9 gal | 445 mi |
| Honda Prelude | 15.9 gal | 398 mi |
| Pontiac Grand Am | 13.6 gal | 408 mi |
| Oldsmobile Cutlass Calais | 13.6 gal | 408 mi |
| Buick Skylark | 13.6 gal | 394 mi |
| Chevrolet Cavalier | 13.6 gal | 449 mi |
Other 1990 coupes of a similar size, one model per brand.
1990 Mazda MX-6 fuel pump and gauge parts
These are the part numbers the makers list for the 1990 Mazda MX-6. Check the fuel system recalls first: recall repairs are free.
As an Amazon Associate we earn from qualifying purchases.
Frequently asked questions
What is the fuel tank capacity of the 1990 Mazda MX-6?
The 1990 Mazda MX-6 holds 15.9 gallons (60 liters) on every trim we list.
How many gallons and liters does the 1990 Mazda MX-6 gas tank hold?
The 1990 Mazda MX-6 tank holds 60 liters, or 15.9 gallons in US gallons.
How far can a 1990 Mazda MX-6 go on a full tank?
About 413–445 miles on the highway and 286–334 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 1990 Mazda MX-6 go on a quarter tank?
About 111 highway miles or 83 in town from the 15.9-gallon tank, which has roughly 4.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 1990 Mazda MX-6 take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 1990 Mazda MX-6?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 15.9-gallon tank from empty costs $67.89. It ranges from $58.83 in the Gulf Coast to $93.65 in California.
How much does a full tank of gas weigh in a 1990 Mazda MX-6?
About 99 pounds for the 15.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 1990 Mazda MX-6 have a bigger gas tank than the Pontiac Grand Am?
Yes. The 1990 Mazda MX-6 holds up to 15.9 gallons; the 1990 Pontiac Grand Am holds up to 13.6.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.