Against 283 other 4-cyl cars rated 1990–1992, the 405 trails their 23.7 mpg average by 2.7 mpg, about $209 a year.
Every Peugeot 405 engine, compared
The Peugeot 405 was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 1.9L 4-cyl | 18 / 25.8 | 1989–1992 | $1,846 |
What that actually costs
| Measure | Value |
|---|---|
| Cost per mile (1992) | $0.152 |
| Fuel per year | $1,829 |
| Fuel over five years | $9,145 |
| Against other 4-cyl cars, 1990–1992 | +$209 a year |
| EPA's own estimate | $3,700 a year |
City or highway — who is this car for
The 1992 Peugeot 405 gives up 8 mpg in town: 26 on the highway against 18 in the city, $656 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (1992) | 18 mpg | $2,133 a year if you only drive in town |
| Highway | 26 mpg | $1,477 a year if you mostly commute |
| Gap | +8 mpg (44%) | Wide — this car dislikes traffic |
How the 405 changed over the years
The 405 peaked in 1992 at 21 mpg (18 city, 26 highway) and was at its thirstiest in 1989 at 20 — 1 mpg apart, or $91 a year in fuel between buying one year and the other.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 1992 | 18 / 26 | 1 | $1,829 | |
| 1991 | 18 / 26 | 1 | $1,829 | |
| 1990 | 18 / 26 | 1 | $1,829 | |
| 1989 | 18 / 25 | 1 | $1,920 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 4 EPA ratings of the Peugeot 405 — 1 engine across 1989–1992. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $3,700. Full method.
Frequently asked questions
What mpg does the 1992 Peugeot 405 get?
21 mpg combined, 18 city and 26 highway, per EPA. Across every year since 1989 the 405 has averaged 20.8 mpg.
Is the 1992 405 more efficient than the 1991?
About the same: 21 against 21 mpg combined.
Which 405 year has the best gas mileage?
The 1992, at 21 mpg combined (18 city, 26 highway), which is also the latest model year we hold.
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