2014 Hyundai Equus Gas Tank Size & Fuel Capacity
Fuel tank capacity
20.3gal · 77 L
The 2014 Hyundai Equus has a fuel tank capacity of 20.3 gallons (77 liters) on every trim.
A full tank is good for roughly 467 highway miles or 305 miles around town, going by the EPA ratings.
20.3 gal · Bigger than 68% of 2014 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
2014 Hyundai Equus fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| Signature 4dr Sedan 5.0L 8cyl 8A · RWD MPG 15 / 23Range 305 / 467 mi | 5.0L 8cyl 8A | RWD | 20.3 gal77 L | 15 / 23 | 305 / 467 mi | |
| Ultimate 4dr Sedan 5.0L 8cyl 8A · RWD MPG 15 / 23Range 305 / 467 mi | 5.0L 8cyl 8A | RWD | 20.3 gal77 L | 15 / 23 | 305 / 467 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 2014 Hyundai Equus 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 18 MPG, a full 20.3-gallon tank covers about 365 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 20.3 | 467 | 305 |
| 3/4 | 15.2 | 350 | 228 |
| 1/2 | 10.2 | 233 | 152 |
| 1/4 | 5.1 | 117 | 76 |
| 1/8 | 2.5 | 58 | 38 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 833 gallons, roughly 41 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
- 18 MPG
- Tailpipe CO2
- 502 g/mi
- EPA greenhouse score
- 4 of 10
- Source
- EPA ratings
What it costs to fill up a 2014 Hyundai Equus
$107.18 to fill the 20.3-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 |
|---|---|---|---|---|
| 20.3 gal | Premium | $5.28 | $107.18 | $80.39 |
By region, 20.3-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $100.08 |
| Midwest | $5.37 | $109.01 |
| Gulf CoastLowest | $4.57 | $92.77 |
| Rocky Mountain | $5.12 | $103.94 |
| West Coast | $6.08 | $123.42 |
| CaliforniaHighest | $6.36 | $129.11 |
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
- 20.3-gallon tank$107.18
- A year of driving (15,000 mi)$4,400
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
Equus tank size in other years
The 2014 Equus uses the same 20.3 gal tank as every Equus since 2011.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2016 Equus | 20.3 gal | 467 mi |
| 2015 Equus | 20.3 gal | 467 mi |
| 2014 Equus | 20.3 gal | 467 mi |
| 2013 Equus | 20.3 gal | 467 mi |
| 2012 Equus | 20.3 gal | 467 mi |
| 2011 Equus | 20.3 gal | 487 mi |
2014 Hyundai Equus vs similar 2014 sedans
The Equus has the largest tank of the five 2014 sedans compared here, 20.3 gallons against 19.1 for the Dodge Charger.
| 2014 model | Tank | Longest highway range |
|---|---|---|
| Hyundai Equus | 20.3 gal | 467 mi |
| Dodge Charger | 19.1 gal | 592 mi |
| Chrysler 300 | 19.1 gal | 592 mi |
| Ford Taurus | 19.0 gal | 551 mi |
| Chevrolet SS | 18.8 gal | 395 mi |
Other 2014 sedans of a similar size, one model per brand.
2014 Hyundai Equus fuel system recalls
None of the 1 recall NHTSA lists for the 2014 Hyundai Equus involve the fuel system.
2014 Hyundai Equus fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2014 Hyundai Equus, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
As an Amazon Associate we earn from qualifying purchases.
Frequently asked questions
What is the fuel tank capacity of the 2014 Hyundai Equus?
The 2014 Hyundai Equus holds 20.3 gallons (77 liters) on every trim we list.
How many gallons and liters does the 2014 Hyundai Equus gas tank hold?
The 2014 Hyundai Equus tank holds 77 liters, or 20.3 gallons in US gallons.
How far can a 2014 Hyundai Equus go on a full tank?
About 467 miles on the highway and 305 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 2014 Hyundai Equus go on a quarter tank?
About 117 highway miles or 76 in town from the 20.3-gallon tank, which has roughly 5.1 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2014 Hyundai Equus take?
Premium unleaded (recommended). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2014 Hyundai Equus?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 20.3-gallon tank from empty costs $107.18. It ranges from $92.77 in the Gulf Coast to $129.11 in California.
How much does a full tank of gas weigh in a 2014 Hyundai Equus?
About 126 pounds for the 20.3-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2014 Hyundai Equus have a bigger gas tank than the Ford Taurus?
Yes. The 2014 Hyundai Equus holds up to 20.3 gallons; the 2014 Ford Taurus holds up to 19.0.
Has the 2014 Hyundai Equus had a fuel pump or fuel system recall?
No. None of the 1 recall NHTSA lists for the 2014 Hyundai Equus 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.