
The following table compares the fuel economies of different models of Mazda RX-7 cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 1995 RX-7 | Automatic 4-speed | 2 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1995 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1994 RX-7 | Automatic 4-speed | 2 | 18 | 16 | 22 | $4,112 | $4,934 |
| 1994 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1993 RX-7 | Automatic 4-speed | 2 | 18 | 16 | 22 | $4,112 | $4,934 |
| 1993 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1992 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 22 | $4,284 | $5,140 |
| 1992 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1991 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1991 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1991 RX-7 | Manual 5-speed | 2 | 17 | 15 | 22 | $4,284 | $5,140 |
| 1990 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1990 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1990 RX-7 | Manual 5-speed | 2 | 17 | 15 | 22 | $4,284 | $5,140 |
| 1989 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1989 RX-7 | Manual 5-speed | 2 | 18 | 15 | 23 | $4,217 | $5,060 |
| 1989 RX-7 | Manual 5-speed | 2 | 17 | 15 | 22 | $4,284 | $5,140 |
| 1988 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1988 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1988 RX-7 | Manual 5-speed | 2 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1987 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1987 RX-7 | Manual 5-speed | 2 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1987 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1986 RX-7 | Automatic 4-speed | 2 | 18 | 15 | 22 | $4,284 | $5,140 |
| 1986 RX-7 | Manual 5-speed | NA | 18 | 15 | 22 | $4,284 | $5,140 |
| 1985 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1985 RX-7 | Manual 5-speed | 2 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1985 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 20 | $4,437 | $5,325 |
| 1985 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1985 RX-7 | Manual 5-speed | 2 | 17 | 15 | 22 | $4,284 | $5,140 |
| 1984 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 RX-7 | Automatic 4-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
| 1984 RX-7 | Manual 5-speed | 2 | 17 | 15 | 21 | $4,357 | $5,228 |
Data source: Fuel Economy USA, Reference.