1992 Jeep Comanche Gas Tank Size & Fuel Capacity
Fuel tank capacity
18.0–23.5gal · 68–89 L
The 1992 Jeep Comanche has a fuel tank capacity of 18.0 to 23.5 gallons (68–89 liters), depending on the trim. The most common size is 23.5 gallons, used on 8 trims.
A full tank is good for roughly 360–517 highway miles or 270–400 miles around town, going by the EPA ratings.
23.5 gal · Bigger than 84% of 1992 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Pump & gauge parts
- FAQ
1992 Jeep Comanche fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- no difference
- Bed
- Engine
All 16 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 2dr Regular Cab 4WD SB 2.5L 4cyl 4M · 4WD MPG 18 / 20Range 324 / 360 mi | 2.5L 4cyl 4M | 4WD | 18.0 gal68 L | 18 / 20 | 324 / 360 mi | |
| 2dr Regular Cab SB 2.5L 4cyl 4M · RWD MPG 18 / 22Range 324 / 396 mi | 2.5L 4cyl 4M | RWD | 18.0 gal68 L | 18 / 22 | 324 / 396 mi | |
| Eliminator 2dr Regular Cab 4WD SB 4.0L 6cyl 5M · 4WD MPG 15 / 20Range 270 / 360 mi | 4.0L 6cyl 5M | 4WD | 18.0 gal68 L | 15 / 20 | 270 / 360 mi | |
| Eliminator 2dr Regular Cab SB 4.0L 6cyl 5M · RWD MPG 16 / 20Range 288 / 360 mi | 4.0L 6cyl 5M | RWD | 18.0 gal68 L | 16 / 20 | 288 / 360 mi | |
| Pioneer 2dr Regular Cab 4WD SB 2.5L 4cyl 5M · 4WD MPG 17 / 21Range 306 / 378 mi | 2.5L 4cyl 5M | 4WD | 18.0 gal68 L | 17 / 21 | 306 / 378 mi | |
| Pioneer 2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 17 / 22Range 306 / 396 mi | 2.5L 4cyl 5M | RWD | 18.0 gal68 L | 17 / 22 | 306 / 396 mi | |
| Sport 2dr Regular Cab 4WD SB 2.5L 4cyl 5M · 4WD MPG 17 / 21Range 306 / 378 mi | 2.5L 4cyl 5M | 4WD | 18.0 gal68 L | 17 / 21 | 306 / 378 mi | |
| Sport 2dr Regular Cab SB 2.5L 4cyl 5M · RWD MPG 17 / 22Range 306 / 396 mi | 2.5L 4cyl 5M | RWD | 18.0 gal68 L | 17 / 22 | 306 / 396 mi | |
| 2dr Regular Cab 4WD LB 2.5L 4cyl 5M · 4WD MPG 17 / 21Range 400 / 494 mi | 2.5L 4cyl 5M | 4WD | 23.5 gal89 L | 17 / 21 | 400 / 494 mi | |
| 2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 17 / 22Range 400 / 517 mi | 2.5L 4cyl 5M | RWD | 23.5 gal89 L | 17 / 22 | 400 / 517 mi | |
| Eliminator 2dr Regular Cab 4WD LB 4.0L 6cyl 5M · 4WD MPG 15 / 20Range 353 / 470 mi | 4.0L 6cyl 5M | 4WD | 23.5 gal89 L | 15 / 20 | 353 / 470 mi | |
| Eliminator 2dr Regular Cab LB 4.0L 6cyl 5M · RWD MPG 16 / 20Range 376 / 470 mi | 4.0L 6cyl 5M | RWD | 23.5 gal89 L | 16 / 20 | 376 / 470 mi | |
| Pioneer 2dr Regular Cab 4WD LB 2.5L 4cyl 5M · 4WD MPG 17 / 21Range 400 / 494 mi | 2.5L 4cyl 5M | 4WD | 23.5 gal89 L | 17 / 21 | 400 / 494 mi | |
| Pioneer 2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 17 / 22Range 400 / 517 mi | 2.5L 4cyl 5M | RWD | 23.5 gal89 L | 17 / 22 | 400 / 517 mi | |
| Sport 2dr Regular Cab 4WD LB 2.5L 4cyl 5M · 4WD MPG 17 / 21Range 400 / 494 mi | 2.5L 4cyl 5M | 4WD | 23.5 gal89 L | 17 / 21 | 400 / 494 mi | |
| Sport 2dr Regular Cab LB 2.5L 4cyl 5M · RWD MPG 17 / 22Range 400 / 517 mi | 2.5L 4cyl 5M | RWD | 23.5 gal89 L | 17 / 22 | 400 / 517 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 1992 Jeep Comanche 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 19 MPG, a full 23.5-gallon tank covers about 447 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 23.5 | 494 | 400 |
| 3/4 | 17.6 | 370 | 300 |
| 1/2 | 11.8 | 247 | 200 |
| 1/4 | 5.9 | 123 | 100 |
| 1/8 | 2.9 | 62 | 50 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 789 gallons, roughly 34 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
- 17–20 MPG
- Tailpipe CO2
- 444–523 g/mi
- Source
- EPA ratings
What it costs to fill up a 1992 Jeep Comanche
$100.34 to fill the 23.5-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 |
|---|---|---|---|---|
| 18.0 gal | Regular | $4.27 | $76.86 | $57.64 |
| 23.5 gal | Regular | $4.27 | $100.34 | $75.26 |
By region, 23.5-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $94.47 |
| Midwest | $4.27 | $100.34 |
| Gulf CoastLowest | $3.70 | $86.95 |
| Rocky Mountain | $4.46 | $104.81 |
| West Coast | $5.42 | $127.37 |
| CaliforniaHighest | $5.89 | $138.41 |
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
- 18.0-gallon tank$76.86
- 23.5-gallon tank$100.34
- A year of driving (15,000 mi)$3,371
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Comanche tank size in other years
The tank changed for 1992: 18.0–23.5 gal, up from 18.0 gal on the 1991 Comanche.
| Model year | Tank | Longest highway range |
|---|---|---|
| 1992 Comanche | 18.0–23.5 gal | 517 mi |
| 1991 Comanche | 18.0 gal | 360 mi |
| 1990 Comanche | 18.0–23.5 gal | 517 mi |
1992 Jeep Comanche vs similar 1992 pickups
The Comanche has the largest tank of the three 1992 pickups compared here, 23.5 gallons against 21.1 for the Nissan Truck.
| 1992 model | Tank | Longest highway range |
|---|---|---|
| Jeep Comanche | 18.0–23.5 gal | 517 mi |
| Nissan Truck | 15.9–21.1 gal | 528 mi |
| Toyota Pickup | 13.7–19.3 gal | 413 mi |
Other 1992 pickups of a similar size, one model per brand.
1992 Jeep Comanche fuel pump and gauge parts
These are the part numbers the makers list for the 1992 Jeep Comanche. 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 1992 Jeep Comanche?
The 1992 Jeep Comanche holds between 18.0 and 23.5 gallons, depending on the trim. 23.5 gallons is the usual size; the smaller 18.0-gallon tank is on the 2dr Regular Cab 4WD SB.
How many gallons and liters does the 1992 Jeep Comanche gas tank hold?
The 1992 Jeep Comanche tank holds 68–89 liters, or 18.0–23.5 gallons in US gallons.
Which 1992 Jeep Comanche has the biggest gas tank?
The 23.5-gallon tank is on the 2dr Regular Cab 4WD LB, 2dr Regular Cab LB, Eliminator 2dr Regular Cab 4WD LB and 5 other trims. The smallest tank, 18.0 gallons, is on the 2dr Regular Cab 4WD SB.
Does 4WD change the 1992 Jeep Comanche gas tank?
No. 4WD and RWD versions of the 1992 Jeep Comanche use the same 18.0–23.5 gal tank.
How far can a 1992 Jeep Comanche go on a full tank?
About 360–517 miles on the highway and 270–400 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 1992 Jeep Comanche go on a quarter tank?
About 123 highway miles or 100 in town from the 23.5-gallon tank, which has roughly 5.9 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 1992 Jeep Comanche take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 1992 Jeep Comanche?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 23.5-gallon tank from empty costs $100.34. It ranges from $86.95 in the Gulf Coast to $138.41 in California.
How much does a full tank of gas weigh in a 1992 Jeep Comanche?
About 146 pounds for the 23.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 1992 Jeep Comanche have a bigger gas tank than the Nissan Truck?
Yes. The 1992 Jeep Comanche holds up to 23.5 gallons; the 1992 Nissan Truck holds up to 21.1.
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.