2023 Porsche Cayenne Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.8–23.7gal · 75–90 L
The 2023 Porsche Cayenne has a fuel tank capacity of 19.8 to 23.7 gallons (75–90 liters), depending on the trim. The most common size is 23.7 gallons, used on 6 trims.
A full tank is good for roughly 396–521 highway miles or 332–403 miles around town, going by the EPA ratings.
23.7 gal · Bigger than 84% of 2023 models we list.
Listed separately: 2023 Porsche Cayenne Coupe (19.8–23.7 gal).
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- FAQ
2023 Porsche Cayenne fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Powertrain
- Engine
All 9 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| E-Hybrid 4dr SUV AWD 3.0L 6cyl Turbo 8A · AWD Plug-in hybrid MPG 20 / 22Range 396 / 436 mi | 3.0L 6cyl Turbo 8A Plug-in hybrid | AWD | 19.8 gal75 L | 20 / 22 | 396 / 436 mi | |
| E-Hybrid Platinum Edition 4dr SUV AWD 3.0L 6cyl Turbo 8A · AWD Plug-in hybrid MPG 20 / 22Range 396 / 436 mi | 3.0L 6cyl Turbo 8A Plug-in hybrid | AWD | 19.8 gal75 L | 20 / 22 | 396 / 436 mi | |
| Turbo S E-Hybrid 4dr SUV AWD 4.0L 8cyl Turbo 8A · AWD Plug-in hybrid MPG 17 / 20Range 337 / 396 mi | 4.0L 8cyl Turbo 8A Plug-in hybrid | AWD | 19.8 gal75 L | 17 / 20 | 337 / 396 mi | |
| 4dr SUV AWD 3.0L 6cyl Turbo 8A · AWD MPG 17 / 22Range 403 / 521 mi | 3.0L 6cyl Turbo 8A | AWD | 23.7 gal90 L | 17 / 22 | 403 / 521 mi | |
| GTS 4dr SUV AWD 4.0L 8cyl Turbo 8A · AWD MPG 15 / 19Range 356 / 450 mi | 4.0L 8cyl Turbo 8A | AWD | 23.7 gal90 L | 15 / 19 | 356 / 450 mi | |
| Platinum Edition 4dr SUV AWD 3.0L 6cyl Turbo 8A · AWD MPG 17 / 22Range 403 / 521 mi | 3.0L 6cyl Turbo 8A | AWD | 23.7 gal90 L | 17 / 22 | 403 / 521 mi | |
| S 4dr SUV AWD 2.9L 6cyl Turbo 8A · AWD MPG 16 / 22Range 379 / 521 mi | 2.9L 6cyl Turbo 8A | AWD | 23.7 gal90 L | 16 / 22 | 379 / 521 mi | |
| S Platinum Edition 4dr SUV AWD 2.9L 6cyl Turbo 8A · AWD MPG 16 / 22Range 379 / 521 mi | 2.9L 6cyl Turbo 8A | AWD | 23.7 gal90 L | 16 / 22 | 379 / 521 mi | |
| Turbo 4dr SUV AWD 4.0L 8cyl Turbo 8A · AWD MPG 14 / 19Range 332 / 450 mi | 4.0L 8cyl Turbo 8A | AWD | 23.7 gal90 L | 14 / 19 | 332 / 450 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 2023 Porsche Cayenne 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 23.7-gallon tank covers about 427 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 23.7 | 521 | 379 |
| 3/4 | 17.8 | 391 | 284 |
| 1/2 | 11.9 | 261 | 190 |
| 1/4 | 5.9 | 130 | 95 |
| 1/8 | 3.0 | 65 | 47 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 833 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
- 16–19 MPG
- Tailpipe CO2
- 320–555 g/mi
- EPA greenhouse score
- 3–6 of 10
- Source
- EPA ratings
What it costs to fill up a 2023 Porsche Cayenne
$125.14 to fill the 23.7-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 |
|---|---|---|---|---|
| 19.8 gal | Premium | $5.28 | $104.54 | $78.41 |
| 23.7 gal | Premium | $5.28 | $125.14 | $93.85 |
By region, 23.7-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $116.84 |
| Midwest | $5.37 | $127.27 |
| Gulf CoastLowest | $4.57 | $108.31 |
| Rocky Mountain | $5.12 | $121.34 |
| West Coast | $6.08 | $144.10 |
| CaliforniaHighest | $6.36 | $150.73 |
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
- 19.8-gallon tank$104.54
- 23.7-gallon tank$125.14
- 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.
Cayenne tank size in other years
The 2023 Cayenne uses the same 19.8–23.7 gal tank sizes as every Cayenne since 2020.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2026 Cayenne | 18.4–23.7 gal | 545 mi |
| 2025 Cayenne | 18.4–23.7 gal | 545 mi |
| 2024 Cayenne | 18.5–23.7 gal | 545 mi |
| 2023 Cayenne | 19.8–23.7 gal | 521 mi |
| 2022 Cayenne | 19.8–23.7 gal | 521 mi |
| 2021 Cayenne | 19.8–23.7 gal | 545 mi |
| 2020 Cayenne | 19.8–23.7 gal | 545 mi |
| 2019 Cayenne | 23.7 gal | 545 mi |
| 2018 Cayenne | 21.1–26.4 gal | 634 mi |
2023 Porsche Cayenne vs similar 2023 SUVs
At 23.7 gallons, the Cayenne's largest tank ranks second of the seven 2023 SUVs compared here. The Land Rover Defender carries the most (23.8 gal) and the Volvo XC90 the least (18.8 gal).
| 2023 model | Tank | Longest highway range |
|---|---|---|
| Land Rover Defender | 23.4–23.8 gal | 547 mi |
| Porsche Cayenne | 19.8–23.7 gal | 521 mi |
| Audi Q8 | 22.5 gal | 518 mi |
| BMW X6 | 21.9 gal | 548 mi |
| Genesis GV80 | 21.1 gal | 506 mi |
| Lincoln Aviator | 18.0–20.2 gal | 525 mi |
| Volvo XC90 | 18.8 gal | 526 mi |
Other 2023 SUVs of a similar size, one model per brand.
2023 Porsche Cayenne fuel system recalls
None of the 2 recalls NHTSA lists for the 2023 Porsche Cayenne involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2023 Porsche Cayenne?
The 2023 Porsche Cayenne holds between 19.8 and 23.7 gallons, depending on the trim. 23.7 gallons is the usual size; the smaller 19.8-gallon tank is on the E-Hybrid 4dr SUV AWD.
How many gallons and liters does the 2023 Porsche Cayenne gas tank hold?
The 2023 Porsche Cayenne tank holds 75–90 liters, or 19.8–23.7 gallons in US gallons.
Which 2023 Porsche Cayenne has the biggest gas tank?
The 23.7-gallon tank is on the 4dr SUV AWD, GTS 4dr SUV AWD, Platinum Edition 4dr SUV AWD and 3 other trims. The smallest tank, 19.8 gallons, is on the E-Hybrid 4dr SUV AWD.
Does the 2023 Porsche Cayenne tank change with the powertrain?
Yes. Plug-in hybrid: 19.8 gal; Gas: 23.7 gal.
How far can a 2023 Porsche Cayenne go on a full tank?
About 396–521 miles on the highway and 332–403 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 2023 Porsche Cayenne go on a quarter tank?
About 130 highway miles or 95 in town from the 23.7-gallon tank, which has roughly 5.9 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2023 Porsche Cayenne take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2023 Porsche Cayenne?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 23.7-gallon tank from empty costs $125.14. It ranges from $108.31 in the Gulf Coast to $150.73 in California.
How much does a full tank of gas weigh in a 2023 Porsche Cayenne?
About 147 pounds for the 23.7-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2023 Porsche Cayenne have a bigger gas tank than the Audi Q8?
Yes. The 2023 Porsche Cayenne holds up to 23.7 gallons; the 2023 Audi Q8 holds up to 22.5.
Has the 2023 Porsche Cayenne had a fuel pump or fuel system recall?
No. None of the 2 recalls NHTSA lists for the 2023 Porsche Cayenne 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 (Porsche 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.