2021 Dodge Challenger Gas Tank Size & Fuel Capacity
Fuel tank capacity
18.5gal · 70 L
The 2021 Dodge Challenger has a fuel tank capacity of 18.5 gallons (70 liters) on every trim.
A full tank is good for roughly 389–555 highway miles or 241–352 miles around town, going by the EPA ratings.
18.5 gal · Bigger than 52% of 2021 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Fuel recalls
- Pump & gauge parts
- FAQ
2021 Dodge Challenger fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- no difference
- Engine
- no difference
All 12 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| GT 2dr Coupe 3.6L 6cyl 8A · RWD · Regular MPG 19 / 30Range 352 / 555 mi | 3.6L 6cyl 8A | RWD | 18.5 gal70 L | Regular | 19 / 30 | 352 / 555 mi |
| GT 2dr Coupe AWD 3.6L 6cyl 8A · AWD · Regular MPG 18 / 27Range 333 / 500 mi | 3.6L 6cyl 8A | AWD | 18.5 gal70 L | Regular | 18 / 27 | 333 / 500 mi |
| R/T 2dr Coupe 5.7L 8cyl 6M · RWD · Premium (recommended) MPG 15 / 23Range 278 / 426 mi | 5.7L 8cyl 6M | RWD | 18.5 gal70 L | Premiumrecommended | 15 / 23 | 278 / 426 mi |
| R/T Scat Pack 2dr Coupe 6.4L 8cyl 6M · RWD · Premium (required) MPG 14 / 23Range 259 / 426 mi | 6.4L 8cyl 6M | RWD | 18.5 gal70 L | Premiumrequired | 14 / 23 | 259 / 426 mi |
| R/T Scat Pack Widebody 2dr Coupe 6.4L 8cyl 6M · RWD · Premium (required) MPG 14 / 23Range 259 / 426 mi | 6.4L 8cyl 6M | RWD | 18.5 gal70 L | Premiumrequired | 14 / 23 | 259 / 426 mi |
| SRT Hellcat 2dr Coupe 6.2L 8cyl S/C 6M · RWD · Premium (required) MPG 13 / 21Range 241 / 389 mi | 6.2L 8cyl S/C 6M | RWD | 18.5 gal70 L | Premiumrequired | 13 / 21 | 241 / 389 mi |
| SRT Hellcat Redeye 2dr Coupe 6.2L 8cyl S/C 8A · RWD · Premium (recommended) MPG 13 / 22Range 241 / 407 mi | 6.2L 8cyl S/C 8A | RWD | 18.5 gal70 L | Premiumrecommended | 13 / 22 | 241 / 407 mi |
| SRT Hellcat Redeye Widebody 2dr Coupe 6.2L 8cyl S/C 8A · RWD · Premium (recommended) MPG 13 / 21Range 241 / 389 mi | 6.2L 8cyl S/C 8A | RWD | 18.5 gal70 L | Premiumrecommended | 13 / 21 | 241 / 389 mi |
| SRT Hellcat Widebody 2dr Coupe 6.2L 8cyl S/C 6M · RWD · Premium (required) MPG 13 / 21Range 241 / 389 mi | 6.2L 8cyl S/C 6M | RWD | 18.5 gal70 L | Premiumrequired | 13 / 21 | 241 / 389 mi |
| SRT Super Stock 2dr Coupe 6.2L 8cyl S/C 8A · RWD · Premium (recommended) MPG 13 / 22Range 241 / 407 mi | 6.2L 8cyl S/C 8A | RWD | 18.5 gal70 L | Premiumrecommended | 13 / 22 | 241 / 407 mi |
| SXT 2dr Coupe 3.6L 6cyl 8A · RWD · Regular MPG 19 / 30Range 352 / 555 mi | 3.6L 6cyl 8A | RWD | 18.5 gal70 L | Regular | 19 / 30 | 352 / 555 mi |
| SXT 2dr Coupe AWD 3.6L 6cyl 8A · AWD · Regular MPG 18 / 27Range 333 / 500 mi | 3.6L 6cyl 8A | AWD | 18.5 gal70 L | Regular | 18 / 27 | 333 / 500 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 2021 Dodge Challenger 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 23 MPG, a full 18.5-gallon tank covers about 426 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 18.5 | 555 | 352 |
| 3/4 | 13.9 | 416 | 264 |
| 1/2 | 9.3 | 278 | 176 |
| 1/4 | 4.6 | 139 | 88 |
| 1/8 | 2.3 | 69 | 44 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 652 gallons, roughly 35 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
- 15–23 MPG
- Tailpipe CO2
- 389–575 g/mi
- EPA greenhouse score
- 2–5 of 10
- Gas guzzler tax
- Yes
- Source
- EPA ratings
What it costs to fill up a 2021 Dodge Challenger
$97.68 to fill the 18.5-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 |
|---|---|---|---|---|
| 18.5 gal | Premium | $5.28 | $97.68 | $73.26 |
| 18.5 gal | Regular | $4.27 | $78.99 | $59.25 |
By region, 18.5-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $91.20 |
| Midwest | $5.37 | $99.34 |
| Gulf CoastLowest | $4.57 | $84.55 |
| Rocky Mountain | $5.12 | $94.72 |
| West Coast | $6.08 | $112.48 |
| CaliforniaHighest | $6.36 | $117.66 |
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$97.68
- A year of driving (15,000 mi)$3,443
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
Challenger tank size in other years
The 2021 Challenger uses the same 18.5 gal tank as every Challenger since 2015.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2023 Challenger | 18.5 gal | 555 mi |
| 2022 Challenger | 18.5 gal | 555 mi |
| 2021 Challenger | 18.5 gal | 555 mi |
| 2020 Challenger | 18.5 gal | 555 mi |
| 2019 Challenger | 18.5 gal | 555 mi |
| 2018 Challenger | 18.5 gal | 555 mi |
| 2017 Challenger | 18.5 gal | 555 mi |
| 2016 Challenger | 18.5 gal | 555 mi |
2021 Dodge Challenger fuel system recalls
None of the 2 recalls NHTSA lists for the 2021 Dodge Challenger involve the fuel system.
2021 Dodge Challenger fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2021 Dodge Challenger, 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 2021 Dodge Challenger?
The 2021 Dodge Challenger holds 18.5 gallons (70 liters) on every trim we list.
How many gallons and liters does the 2021 Dodge Challenger gas tank hold?
The 2021 Dodge Challenger tank holds 70 liters, or 18.5 gallons in US gallons.
Does AWD change the 2021 Dodge Challenger gas tank?
No. RWD and AWD versions of the 2021 Dodge Challenger use the same 18.5 gal tank.
How far can a 2021 Dodge Challenger go on a full tank?
About 389–555 miles on the highway and 241–352 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 2021 Dodge Challenger go on a quarter tank?
About 139 highway miles or 88 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.
What gas does the 2021 Dodge Challenger take?
Regular unleaded, or Premium unleaded (recommended), or Premium unleaded (required), depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2021 Dodge Challenger?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 18.5-gallon tank from empty costs $97.68. It ranges from $84.55 in the Gulf Coast to $117.66 in California.
How much does a full tank of gas weigh in a 2021 Dodge Challenger?
About 115 pounds for the 18.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Has the 2021 Dodge Challenger had a fuel pump or fuel system recall?
No. None of the 2 recalls NHTSA lists for the 2021 Dodge Challenger 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 (Dodge 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.