2004 Hyundai Sonata Gas Tank Size & Fuel Capacity
Fuel tank capacity
17.2gal · 65 L
The 2004 Hyundai Sonata has a fuel tank capacity of 17.2 gallons (65 liters) on every trim.
A full tank is good for roughly 430–482 highway miles or 292–344 miles around town, going by the EPA ratings.
17.2 gal · Smaller than 67% of 2004 models we list.
- By trim
- Gas cap & parts
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- Miles per tank
- Fill-up cost
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- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2004 Hyundai Sonata fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 5 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 4dr Sedan 2.4L 4cyl 4A · FWD MPG 19 / 28Range 327 / 482 mi | 2.4L 4cyl 4A | FWD | 17.2 gal65 L | 19 / 28 | 327 / 482 mi | |
| 4dr Sedan 2.4L 4cyl 5M · FWD MPG 20 / 28Range 344 / 482 mi | 2.4L 4cyl 5M | FWD | 17.2 gal65 L | 20 / 28 | 344 / 482 mi | |
| GLS 4dr Sedan 2.7L 6cyl 4A · FWD MPG 17 / 25Range 292 / 430 mi | 2.7L 6cyl 4A | FWD | 17.2 gal65 L | 17 / 25 | 292 / 430 mi | |
| LX 4dr Sedan 2.7L 6cyl 4A · FWD MPG 17 / 25Range 292 / 430 mi | 2.7L 6cyl 4A | FWD | 17.2 gal65 L | 17 / 25 | 292 / 430 mi | |
| V6 4dr Sedan 2.7L 6cyl 4A · FWD MPG 17 / 25Range 292 / 430 mi | 2.7L 6cyl 4A | FWD | 17.2 gal65 L | 17 / 25 | 292 / 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 2004 Hyundai Sonata 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 20 MPG, a full 17.2-gallon tank covers about 344 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 17.2 | 430 | 292 |
| 3/4 | 12.9 | 322 | 219 |
| 1/2 | 8.6 | 215 | 146 |
| 1/4 | 4.3 | 108 | 73 |
| 1/8 | 2.2 | 54 | 37 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 750 gallons, roughly 44 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 23.8 MPG in the Sonata (12 drivers), about 409 miles on a full 17.2-gallon tank.
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
- 20–23 MPG
- Tailpipe CO2
- 386–444 g/mi
- Source
- EPA ratings
What it costs to fill up a 2004 Hyundai Sonata
$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)$3,202
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Sonata tank size in other years
The 2004 Sonata uses the same 17.2 gal tank as every Sonata since 1996.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2009 Sonata | 17.7 gal | 566 mi |
| 2008 Sonata | 17.7 gal | 549 mi |
| 2007 Sonata | 17.7 gal | 549 mi |
| 2006 Sonata | 17.7 gal | 549 mi |
| 2005 Sonata | 17.2 gal | 482 mi |
| 2004 Sonata | 17.2 gal | 482 mi |
| 2003 Sonata | 17.2 gal | 482 mi |
| 2002 Sonata | 17.2 gal | 482 mi |
| 2001 Sonata | 17.2 gal | 464 mi |
| 2000 Sonata | 17.2 gal | 464 mi |
| 1999 Sonata | 17.2 gal | 464 mi |
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2004 Hyundai Sonata vs similar 2004 sedans
At 17.2 gallons, the Sonata's largest tank ranks second of the seven 2004 sedans compared here. The Nissan Altima carries the most (20.0 gal) and the Saturn L300 the least (15.7 gal).
| 2004 model | Tank | Longest highway range |
|---|---|---|
| Nissan Altima | 20.0 gal | 560 mi |
| Hyundai Sonata | 17.2 gal | 482 mi |
| Kia Optima | 17.2 gal | 464 mi |
| Suzuki Verona | 17.2 gal | 430 mi |
| Honda Accord | 17.1 gal | 530 mi |
| Chevrolet Malibu | 16.6 gal | 515 mi |
| Saturn L300 | 15.7 gal | 487 mi |
Other 2004 sedans of a similar size, one model per brand.
2004 Hyundai Sonata fuel system recalls
None of the 1 recall NHTSA lists for the 2004 Hyundai Sonata involve the fuel system.
2004 Hyundai Sonata fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2004 Hyundai Sonata, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 2004 Hyundai Sonata?
The 2004 Hyundai Sonata holds 17.2 gallons (65 liters) on every trim we list.
How many gallons and liters does the 2004 Hyundai Sonata gas tank hold?
The 2004 Hyundai Sonata tank holds 65 liters, or 17.2 gallons in US gallons.
How far can a 2004 Hyundai Sonata go on a full tank?
About 430–482 miles on the highway and 292–344 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 2004 Hyundai Sonata go on a quarter tank?
About 108 highway miles or 73 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.
How many miles does a 2004 Hyundai Sonata really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 23.8 MPG in the 2004 Hyundai Sonata (12 drivers), which works out to about 409 miles on a full 17.2-gallon tank.
What gas does the 2004 Hyundai Sonata take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2004 Hyundai Sonata?
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 2004 Hyundai Sonata?
About 107 pounds for the 17.2-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2004 Hyundai Sonata have a bigger gas tank than the Saturn L300?
Yes. The 2004 Hyundai Sonata holds up to 17.2 gallons; the 2004 Saturn L300 holds up to 15.7.
Has the 2004 Hyundai Sonata had a fuel pump or fuel system recall?
No. None of the 1 recall NHTSA lists for the 2004 Hyundai Sonata 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 (Hyundai fuel system recalls).
- Real-world MPG: driver-reported fill-ups shared at fueleconomy.gov (My MPG).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.