1999 Hyundai Sonata Gas Tank Size & Fuel Capacity
Fuel tank capacity
17.2gal · 65 L
The 1999 Hyundai Sonata has a fuel tank capacity of 17.2 gallons (65 liters) on every trim.
A full tank is good for roughly 447–464 highway miles or 310–327 miles around town, going by the EPA ratings.
17.2 gal · Smaller than 64% of 1999 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
1999 Hyundai Sonata fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 2 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 4dr Sedan 2.4L 4cyl 5M · FWD MPG 19 / 27Range 327 / 464 mi | 2.4L 4cyl 5M | FWD | 17.2 gal65 L | 19 / 27 | 327 / 464 mi | |
| GLS 4dr Sedan 2.5L 6cyl 5M · FWD MPG 18 / 26Range 310 / 447 mi | 2.5L 6cyl 5M | FWD | 17.2 gal65 L | 18 / 26 | 310 / 447 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 1999 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 22 MPG, a full 17.2-gallon tank covers about 378 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 17.2 | 464 | 327 |
| 3/4 | 12.9 | 348 | 245 |
| 1/2 | 8.6 | 232 | 163 |
| 1/4 | 4.3 | 116 | 82 |
| 1/8 | 2.2 | 58 | 41 |
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
- 21–22 MPG
- Tailpipe CO2
- 404–423 g/mi
- Source
- EPA ratings
What it costs to fill up a 1999 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)$2,911
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 1999 Sonata uses the same 17.2 gal tank as every Sonata since 1996.
| Model year | Tank | Longest highway range |
|---|---|---|
| 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 |
| 1998 Sonata | 17.2 gal | 430 mi |
| 1997 Sonata | 17.2 gal | 447 mi |
| 1996 Sonata | 17.2 gal | 447 mi |
| 1995 Sonata | 16.9 gal | 439 mi |
| 1994 Sonata | 17.2 gal | 413 mi |
- 2026
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1999 Hyundai Sonata vs similar 1999 sedans
The Sonata has the largest tank of the seven 1999 sedans compared here, 17.2 gallons against 17.2 for the Daewoo Leganza.
| 1999 model | Tank | Longest highway range |
|---|---|---|
| Hyundai Sonata | 17.2 gal | 464 mi |
| Daewoo Leganza | 17.2 gal | 464 mi |
| Mitsubishi Galant | 16.3 gal | 424 mi |
| Chrysler Cirrus | 16.0 gal | 400 mi |
| Dodge Stratus | 16.0 gal | 528 mi |
| Chevrolet Malibu | 15.0 gal | 420 mi |
| Ford Contour SVT | 14.5 gal | 377 mi |
Other 1999 sedans of a similar size, one model per brand.
1999 Hyundai Sonata fuel system recalls
None of the 4 recalls NHTSA lists for the 1999 Hyundai Sonata involve the fuel system.
1999 Hyundai Sonata fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 1999 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 1999 Hyundai Sonata?
The 1999 Hyundai Sonata holds 17.2 gallons (65 liters) on every trim we list.
How many gallons and liters does the 1999 Hyundai Sonata gas tank hold?
The 1999 Hyundai Sonata tank holds 65 liters, or 17.2 gallons in US gallons.
How far can a 1999 Hyundai Sonata go on a full tank?
About 447–464 miles on the highway and 310–327 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 1999 Hyundai Sonata go on a quarter tank?
About 116 highway miles or 82 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 1999 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 1999 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 1999 Hyundai Sonata?
About 107 pounds for the 17.2-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 1999 Hyundai Sonata have a bigger gas tank than the Chrysler Cirrus?
Yes. The 1999 Hyundai Sonata holds up to 17.2 gallons; the 1999 Chrysler Cirrus holds up to 16.0.
Has the 1999 Hyundai Sonata had a fuel pump or fuel system recall?
No. None of the 4 recalls NHTSA lists for the 1999 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).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.