2017 Hyundai Sonata Gas Tank Size and Capacity
Fuel tank capacity
18.5gal · 70 L
The 2017 Hyundai Sonata has a fuel tank capacity of 18.5 gallons (70 liters) on every trim.
A full tank is good for roughly 574–666 highway miles or 407–518 miles around town, going by the EPA ratings.
18.5 gal · Bigger than 50% of 2017 models we list.
Listed separately: 2017 Hyundai Sonata Hybrid (15.9 gal), 2017 Hyundai Sonata Plug-in Hybrid (14.5 gal).
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2017 Hyundai Sonata fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 12 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| Eco 4dr Sedan 1.6L 4cyl Turbo 7AM · FWD MPG 28 / 36Range 518 / 666 mi | 1.6L 4cyl Turbo 7AM | FWD | 18.5 gal70 L | 28 / 36 | 518 / 666 mi | |
| Limited 2.0T 4dr Sedan 2.0L 4cyl Turbo 6A · FWD MPG 22 / 31Range 407 / 574 mi | 2.0L 4cyl Turbo 6A | FWD | 18.5 gal70 L | 22 / 31 | 407 / 574 mi | |
| Limited 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| Limited PZEV 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| PZEV 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| SE 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| SE PZEV 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| Sport 2.0T 4dr Sedan 2.0L 4cyl Turbo 6A · FWD MPG 22 / 31Range 407 / 574 mi | 2.0L 4cyl Turbo 6A | FWD | 18.5 gal70 L | 22 / 31 | 407 / 574 mi | |
| Sport 2.0T 4dr Sedan w/Black Leather 2.0L 4cyl Turbo 6A · FWD MPG 22 / 31Range 407 / 574 mi | 2.0L 4cyl Turbo 6A | FWD | 18.5 gal70 L | 22 / 31 | 407 / 574 mi | |
| Sport 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 mi | |
| Sport PZEV 4dr Sedan 2.4L 4cyl 6A · FWD MPG 25 / 36Range 463 / 666 mi | 2.4L 4cyl 6A | FWD | 18.5 gal70 L | 25 / 36 | 463 / 666 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 2017 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 29 MPG, a full 18.5-gallon tank covers about 537 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 18.5 | 666 | 463 |
| 3/4 | 13.9 | 500 | 347 |
| 1/2 | 9.3 | 333 | 231 |
| 1/4 | 4.6 | 167 | 116 |
| 1/8 | 2.3 | 83 | 58 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 517 gallons, roughly 28 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 24.2 MPG in the Sonata (6 drivers), about 448 miles on a full 18.5-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
- 26–31 MPG
- Tailpipe CO2
- 286–347 g/mi
- EPA greenhouse score
- 6–7 of 10
- Source
- EPA ratings ↗
What it costs to fill up a 2017 Hyundai Sonata
$78.99 to fill the 18.5-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 |
|---|---|---|---|---|
| 18.5 gal | Regular | $4.27 | $78.99 | $59.25 |
By region, 18.5-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $74.37 |
| Midwest | $4.27 | $78.99 |
| Gulf CoastLowest | $3.70 | $68.45 |
| Rocky Mountain | $4.46 | $82.51 |
| West Coast | $5.42 | $100.27 |
| CaliforniaHighest | $5.89 | $108.96 |
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
- 18.5-gallon tank$78.99
- A year of driving (15,000 mi)$2,209
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 2017 Sonata uses the same 18.5 gal tank as every Sonata since 2011.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2022 Sonata | 14.8–15.9 gal | 588 mi |
| 2021 Sonata | 14.8–15.9 gal | 588 mi |
| 2020 Sonata | 14.8–15.9 gal | 588 mi |
| 2019 Sonata | 18.5 gal | 685 mi |
| 2018 Sonata | 18.5 gal | 685 mi |
| 2017 Sonata | 18.5 gal | 666 mi |
| 2016 Sonata | 18.5 gal | 703 mi |
| 2015 Sonata | 18.5 gal | 703 mi |
| 2014 Sonata | 18.5 gal | 648 mi |
| 2013 Sonata | 18.5 gal | 648 mi |
| 2012 Sonata | 18.5 gal | 648 mi |
- 2026
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
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- 1991
- 1990
2017 Hyundai Sonata vs similar 2017 sedans
The Sonata has the largest tank of the seven 2017 sedans compared here, 18.5 gallons against 18.5 for the Kia Optima.
| 2017 model | Tank | Longest highway range |
|---|---|---|
| Hyundai Sonata | 18.5 gal | 666 mi |
| Kia Optima | 18.5 gal | 685 mi |
| Volkswagen CC | 18.5 gal | 574 mi |
| Ford Fusion | 16.5–18.0 gal | 528 mi |
| Honda Accord | 17.2 gal | 619 mi |
| Toyota Camry | 17.0 gal | 561 mi |
| Mazda 6 | 16.4 gal | 574 mi |
Picked by body style and size: other 2017 sedans within about 5% of the Sonata's length and 15% of its curb weight, one model per brand.
2017 Hyundai Sonata fuel system recalls
None of the 3 recalls NHTSA lists for the 2017 Hyundai Sonata involve the fuel system.
2017 Hyundai Sonata fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2017 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 2017 Hyundai Sonata?
The 2017 Hyundai Sonata holds 18.5 gallons (70 liters) on every trim we list.
How many gallons and liters does the 2017 Hyundai Sonata gas tank hold?
The 2017 Hyundai Sonata tank holds 70 liters, or 18.5 gallons in US gallons.
How far can a 2017 Hyundai Sonata go on a full tank?
About 574–666 miles on the highway and 407–518 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 2017 Hyundai Sonata go on a quarter tank?
About 167 highway miles or 116 in town from the 18.5-gallon tank, which has roughly 4.6 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
How many miles does a 2017 Hyundai Sonata really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 24.2 MPG in the 2017 Hyundai Sonata (6 drivers), which works out to about 448 miles on a full 18.5-gallon tank.
What gas does the 2017 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 2017 Hyundai Sonata?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 18.5-gallon tank from empty costs $78.99. It ranges from $68.45 in the Gulf Coast to $108.96 in California.
How much does a full tank of gas weigh in a 2017 Hyundai Sonata?
About 115 pounds for the 18.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2017 Hyundai Sonata have a bigger gas tank than the Kia Optima?
No, they match: both top out at 18.5 gallons in 2017.
Has the 2017 Hyundai Sonata had a fuel pump or fuel system recall?
No. None of the 3 recalls NHTSA lists for the 2017 Hyundai Sonata involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, cross-checked against a second spec database. 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.
- Recalls: NHTSA recall database.
- 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.