2024 Subaru Ascent Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.3gal · 73 L
The 2024 Subaru Ascent has a fuel tank capacity of 19.3 gallons (73 liters) on every trim.
A full tank is good for roughly 483–502 highway miles or 367–386 miles around town, going by the EPA ratings.
19.3 gal · Bigger than 62% of 2024 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- FAQ
2024 Subaru Ascent fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 4dr SUV AWD 2.4L 4cyl Turbo CVT · AWD MPG 20 / 26Range 386 / 502 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 20 / 26 | 386 / 502 mi | |
| Limited 4dr SUV AWD w/7-Passenger 2.4L 4cyl Turbo CVT · AWD MPG 19 / 25Range 367 / 483 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 19 / 25 | 367 / 483 mi | |
| Limited 4dr SUV AWD w/8-Passenger 2.4L 4cyl Turbo CVT · AWD MPG 19 / 25Range 367 / 483 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 19 / 25 | 367 / 483 mi | |
| Onyx Edition 4dr SUV AWD 2.4L 4cyl Turbo CVT · AWD MPG 19 / 25Range 367 / 483 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 19 / 25 | 367 / 483 mi | |
| Onyx Edition Limited 4dr SUV AWD 2.4L 4cyl Turbo CVT · AWD MPG 19 / 25Range 367 / 483 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 19 / 25 | 367 / 483 mi | |
| Premium 4dr SUV AWD w/7-Passenger 2.4L 4cyl Turbo CVT · AWD MPG 20 / 26Range 386 / 502 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 20 / 26 | 386 / 502 mi | |
| Premium 4dr SUV AWD w/8-Passenger 2.4L 4cyl Turbo CVT · AWD MPG 20 / 26Range 386 / 502 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 20 / 26 | 386 / 502 mi | |
| Touring 4dr SUV AWD 2.4L 4cyl Turbo CVT · AWD MPG 19 / 25Range 367 / 483 mi | 2.4L 4cyl Turbo CVT | AWD | 19.3 gal73 L | 19 / 25 | 367 / 483 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 2024 Subaru Ascent 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 21 MPG, a full 19.3-gallon tank covers about 405 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 19.3 | 483 | 367 |
| 3/4 | 14.5 | 362 | 275 |
| 1/2 | 9.7 | 241 | 183 |
| 1/4 | 4.8 | 121 | 92 |
| 1/8 | 2.4 | 60 | 46 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 714 gallons, roughly 37 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
- 21–22 MPG
- Tailpipe CO2
- 398–419 g/mi
- EPA greenhouse score
- 4–5 of 10
- Source
- EPA ratings
What it costs to fill up a 2024 Subaru Ascent
$82.41 to fill the 19.3-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 |
|---|---|---|---|---|
| 19.3 gal | Regular | $4.27 | $82.41 | $61.81 |
By region, 19.3-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $77.59 |
| Midwest | $4.27 | $82.41 |
| Gulf CoastLowest | $3.70 | $71.41 |
| Rocky Mountain | $4.46 | $86.08 |
| West Coast | $5.42 | $104.61 |
| CaliforniaHighest | $5.89 | $113.68 |
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
- 19.3-gallon tank$82.41
- A year of driving (15,000 mi)$3,050
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Ascent tank size in other years
The 2024 Ascent uses the same 19.3 gal tank as every Ascent since 2019.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2027 Ascent | 19.3 gal | Not rated |
| 2026 Ascent | 19.3 gal | 502 mi |
| 2025 Ascent | 19.3 gal | 502 mi |
| 2024 Ascent | 19.3 gal | 502 mi |
| 2023 Ascent | 19.3 gal | 502 mi |
| 2022 Ascent | 19.3 gal | 521 mi |
| 2021 Ascent | 19.3 gal | 521 mi |
| 2020 Ascent | 19.3 gal | 521 mi |
| 2019 Ascent | 19.3 gal | 521 mi |
2024 Subaru Ascent vs similar 2024 SUVs
At 19.3 gallons, the Ascent's largest tank ranks fourth of the six 2024 SUVs compared here. The Jeep Grand Cherokee carries the most (23.0 gal) and the Toyota Highlander Hybrid the least (17.1 gal).
| 2024 model | Tank | Longest highway range |
|---|---|---|
| Jeep Grand Cherokee | 23.0 gal | 598 mi |
| Buick Enclave | 19.0–22.0 gal | 550 mi |
| Mazda CX-90 | 18.5–19.6 gal | 549 mi |
| Subaru Ascent | 19.3 gal | 502 mi |
| Honda Pilot | 18.5 gal | 500 mi |
| Toyota Highlander Hybrid | 17.1 gal | 599 mi |
Other 2024 SUVs of a similar size, one model per brand.
2024 Subaru Ascent fuel system recalls
None of the 1 recall NHTSA lists for the 2024 Subaru Ascent involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2024 Subaru Ascent?
The 2024 Subaru Ascent holds 19.3 gallons (73 liters) on every trim we list.
How many gallons and liters does the 2024 Subaru Ascent gas tank hold?
The 2024 Subaru Ascent tank holds 73 liters, or 19.3 gallons in US gallons.
How far can a 2024 Subaru Ascent go on a full tank?
About 483–502 miles on the highway and 367–386 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 2024 Subaru Ascent go on a quarter tank?
About 121 highway miles or 92 in town from the 19.3-gallon tank, which has roughly 4.8 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2024 Subaru Ascent take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2024 Subaru Ascent?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 19.3-gallon tank from empty costs $82.41. It ranges from $71.41 in the Gulf Coast to $113.68 in California.
How much does a full tank of gas weigh in a 2024 Subaru Ascent?
About 120 pounds for the 19.3-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2024 Subaru Ascent have a bigger gas tank than the Toyota Highlander Hybrid?
Yes. The 2024 Subaru Ascent holds up to 19.3 gallons; the 2024 Toyota Highlander Hybrid holds up to 17.1.
Has the 2024 Subaru Ascent had a fuel pump or fuel system recall?
No. None of the 1 recall NHTSA lists for the 2024 Subaru Ascent involve the fuel system.
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).
- Recalls: NHTSA recall database (Subaru fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.