2003 Dodge Neon Gas Tank Size & Fuel Capacity
Fuel tank capacity
12.5gal · 47 L
The 2003 Dodge Neon has a fuel tank capacity of 12.5 gallons (47 liters) on every trim.
A full tank is good for roughly 338–400 highway miles or 238–313 miles around town, going by the EPA ratings.
12.5 gal · Smaller than 98% of 2003 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Pump & gauge parts
- FAQ
2003 Dodge Neon fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 4 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| R/T 4dr Sedan 2.0L 4cyl 5M · FWD · Premium (required) MPG 25 / 32Range 313 / 400 mi | 2.0L 4cyl 5M | FWD | 12.5 gal47 L | Premiumrequired | 25 / 32 | 313 / 400 mi |
| SE 4dr Sedan 2.0L 4cyl 5M · FWD · Regular MPG 25 / 32Range 313 / 400 mi | 2.0L 4cyl 5M | FWD | 12.5 gal47 L | Regular | 25 / 32 | 313 / 400 mi |
| SRT-4 4dr Sedan 2.4L 4cyl Turbo 5M · FWD · Premium (required) MPG 19 / 27Range 238 / 338 mi | 2.4L 4cyl Turbo 5M | FWD | 12.5 gal47 L | Premiumrequired | 19 / 27 | 238 / 338 mi |
| SXT 4dr Sedan 2.0L 4cyl 5M · FWD · Regular MPG 25 / 32Range 313 / 400 mi | 2.0L 4cyl 5M | FWD | 12.5 gal47 L | Regular | 25 / 32 | 313 / 400 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 2003 Dodge Neon 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 28 MPG, a full 12.5-gallon tank covers about 350 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 12.5 | 400 | 313 |
| 3/4 | 9.4 | 300 | 234 |
| 1/2 | 6.3 | 200 | 156 |
| 1/4 | 3.1 | 100 | 78 |
| 1/8 | 1.6 | 50 | 39 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 536 gallons, roughly 43 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 28.9 MPG in the Neon (10 drivers), about 361 miles on a full 12.5-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
- 22–28 MPG
- Tailpipe CO2
- 317–404 g/mi
- Source
- EPA ratings
What it costs to fill up a 2003 Dodge Neon
$66.00 to fill the 12.5-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 12.5 gal | Premium | $5.28 | $66.00 | $49.50 |
| 12.5 gal | Regular | $4.27 | $53.37 | $40.03 |
By region, 12.5-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $61.63 |
| Midwest | $5.37 | $67.13 |
| Gulf CoastLowest | $4.57 | $57.13 |
| Rocky Mountain | $5.12 | $64.00 |
| West Coast | $6.08 | $76.00 |
| CaliforniaHighest | $6.36 | $79.50 |
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
- 12.5-gallon tank$66.00
- A year of driving (15,000 mi)$2,829
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
Neon tank size in other years
The 2003 Neon uses the same 12.5 gal tank as every Neon since 1996.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2005 Neon | 12.5 gal | 400 mi |
| 2004 Neon | 12.5 gal | 400 mi |
| 2003 Neon | 12.5 gal | 400 mi |
| 2002 Neon | 12.5 gal | 388 mi |
| 2001 Neon | 12.5 gal | 375 mi |
| 2000 Neon | 12.5 gal | 388 mi |
| 1999 Neon | 12.5 gal | 450 mi |
| 1998 Neon | 12.5 gal | 463 mi |
2003 Dodge Neon vs similar 2003 sedans
The Neon has the smallest tank of the seven 2003 sedans compared here: 12.5 gallons, against 14.5 for the Hyundai Elantra.
| 2003 model | Tank | Longest highway range |
|---|---|---|
| Hyundai Elantra | 14.5 gal | 435 mi |
| Mazda Protege | 14.5 gal | 406 mi |
| Mitsubishi Lancer | 13.2 gal | 396 mi |
| Kia Spectra | 13.2 gal | 383 mi |
| Nissan Sentra | 13.2 gal | 436 mi |
| Suzuki Aerio | 13.2 gal | 383 mi |
| Dodge Neon | 12.5 gal | 400 mi |
Other 2003 sedans of a similar size, one model per brand.
2003 Dodge Neon fuel pump and gauge parts
These are the part numbers the makers list for the 2003 Dodge Neon. 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 2003 Dodge Neon?
The 2003 Dodge Neon holds 12.5 gallons (47 liters) on every trim we list.
How many gallons and liters does the 2003 Dodge Neon gas tank hold?
The 2003 Dodge Neon tank holds 47 liters, or 12.5 gallons in US gallons.
How far can a 2003 Dodge Neon go on a full tank?
About 338–400 miles on the highway and 238–313 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 2003 Dodge Neon go on a quarter tank?
About 100 highway miles or 78 in town from the 12.5-gallon tank, which has roughly 3.1 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
How many miles does a 2003 Dodge Neon really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 28.9 MPG in the 2003 Dodge Neon (10 drivers), which works out to about 361 miles on a full 12.5-gallon tank.
What gas does the 2003 Dodge Neon take?
Premium unleaded (required), or Regular unleaded, depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2003 Dodge Neon?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 12.5-gallon tank from empty costs $66.00. It ranges from $57.13 in the Gulf Coast to $79.50 in California.
How much does a full tank of gas weigh in a 2003 Dodge Neon?
About 78 pounds for the 12.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2003 Dodge Neon have a bigger gas tank than the Hyundai Elantra?
No. The 2003 Hyundai Elantra holds up to 14.5 gallons; the 2003 Dodge Neon holds up to 12.5.
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).
- 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.