1998 Nissan 240SX Gas Tank Size & Fuel Capacity
Fuel tank capacity
17.2gal · 65 L
The 1998 Nissan 240SX has a fuel tank capacity of 17.2 gallons (65 liters) on every trim.
A full tank is good for roughly 430 highway miles or 344 miles around town, going by the EPA ratings.
17.2 gal · Smaller than 63% of 1998 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Pump & gauge parts
- FAQ
1998 Nissan 240SX fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 2dr Coupe 2.4L 4cyl 5M · RWD MPG 20 / 25Range 344 / 430 mi | 2.4L 4cyl 5M | RWD | 17.2 gal65 L | 20 / 25 | 344 / 430 mi | |
| LE 2dr Coupe 2.4L 4cyl 5M · RWD MPG 20 / 25Range 344 / 430 mi | 2.4L 4cyl 5M | RWD | 17.2 gal65 L | 20 / 25 | 344 / 430 mi | |
| SE 2dr Coupe 2.4L 4cyl 5M · RWD MPG 20 / 25Range 344 / 430 mi | 2.4L 4cyl 5M | RWD | 17.2 gal65 L | 20 / 25 | 344 / 430 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 1998 Nissan 240SX 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 22 MPG, a full 17.2-gallon tank covers about 378 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 17.2 | 430 | 344 |
| 3/4 | 12.9 | 322 | 258 |
| 1/2 | 8.6 | 215 | 172 |
| 1/4 | 4.3 | 108 | 86 |
| 1/8 | 2.2 | 54 | 43 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 682 gallons, roughly 40 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.
- EPA combined
- 22 MPG
- Tailpipe CO2
- 404 g/mi
- Source
- EPA ratings
What it costs to fill up a 1998 Nissan 240SX
$73.44 to fill the 17.2-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 |
|---|---|---|---|---|
| 17.2 gal | Regular | $4.27 | $73.44 | $55.08 |
By region, 17.2-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $69.14 |
| Midwest | $4.27 | $73.44 |
| Gulf CoastLowest | $3.70 | $63.64 |
| Rocky Mountain | $4.46 | $76.71 |
| West Coast | $5.42 | $93.22 |
| CaliforniaHighest | $5.89 | $101.31 |
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
- 17.2-gallon tank$73.44
- A year of driving (15,000 mi)$2,911
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
240SX tank size in other years
The 1998 240SX uses the same 17.2 gal tank as every 240SX since 1995.
| Model year | Tank | Longest highway range |
|---|---|---|
| 1998 240SX | 17.2 gal | 430 mi |
| 1997 240SX | 17.2 gal | 447 mi |
| 1996 240SX | 17.2 gal | 447 mi |
| 1995 240SX | 17.2 gal | 447 mi |
| 1994 240SX | 15.9 gal | 366 mi |
| 1993 240SX | 15.9 gal | 413 mi |
1998 Nissan 240SX vs similar 1998 coupes
At 17.2 gallons, the 240SX's largest tank ranks second of the seven 1998 coupes compared here. The Mitsubishi 3000GT carries the most (19.8 gal) and the Dodge Neon the least (12.5 gal).
| 1998 model | Tank | Longest highway range |
|---|---|---|
| Mitsubishi 3000GT | 19.8 gal | 455 mi |
| Nissan 240SX | 17.2 gal | 430 mi |
| Honda Prelude | 15.9 gal | 382 mi |
| Pontiac Sunfire | 15.2 gal | 471 mi |
| Chevrolet Cavalier | 15.2 gal | 471 mi |
| Subaru Impreza | 13.2 gal | 356 mi |
| Dodge Neon | 12.5 gal | 463 mi |
Other 1998 coupes of a similar size, one model per brand.
1998 Nissan 240SX fuel pump and gauge parts
These are the part numbers the makers list for the 1998 Nissan 240SX. Check the fuel system recalls first: recall repairs are free.
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Frequently asked questions
What is the fuel tank capacity of the 1998 Nissan 240SX?
The 1998 Nissan 240SX holds 17.2 gallons (65 liters) on every trim we list.
How many gallons and liters does the 1998 Nissan 240SX gas tank hold?
The 1998 Nissan 240SX tank holds 65 liters, or 17.2 gallons in US gallons.
How far can a 1998 Nissan 240SX go on a full tank?
About 430 miles on the highway and 344 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 1998 Nissan 240SX go on a quarter tank?
About 108 highway miles or 86 in town from the 17.2-gallon tank, which has roughly 4.3 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 1998 Nissan 240SX take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 1998 Nissan 240SX?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 17.2-gallon tank from empty costs $73.44. It ranges from $63.64 in the Gulf Coast to $101.31 in California.
How much does a full tank of gas weigh in a 1998 Nissan 240SX?
About 107 pounds for the 17.2-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 1998 Nissan 240SX have a bigger gas tank than the Pontiac Sunfire?
Yes. The 1998 Nissan 240SX holds up to 17.2 gallons; the 1998 Pontiac Sunfire holds up to 15.2.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). 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.