2026 Mercedes-Benz GLE Gas Tank Size and Capacity
Fuel tank capacity
17.2–22.5gal · 65–85 L
The 2026 Mercedes-Benz GLE has a fuel tank capacity of 17.2 to 22.5 gallons (65–85 liters), depending on the trim. The most common size is 22.5 gallons, used on 6 trims.
A full tank is good for roughly 447–630 highway miles or 338–473 miles around town, going by the EPA ratings.
22.5 gal · Bigger than 79% of 2026 models we list.
Listed separately: 2026 Mercedes-Benz GLE Coupe (22.5 gal).
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- FAQ
2026 Mercedes-Benz GLE fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Powertrain
- Drive
- Engine
All 7 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| GLE 450e 4dr SUV AWD 2.0L 4cyl Turbo 9A · AWD Plug-in hybrid MPG 21 / 26Range 361 / 447 mi | 2.0L 4cyl Turbo 9A Plug-in hybrid | AWD | 17.2 gal65 L | 21 / 26 | 361 / 447 mi | |
| AMG GLE 53 4dr SUV AWD 3.0L 6cyl Twincharger mild hybrid 9A · AWD MPG 18 / 23Range 405 / 518 mi | 3.0L 6cyl Twincharger mild hybrid 9A | AWD | 22.5 gal85 L | 18 / 23 | 405 / 518 mi | |
| AMG GLE 63 S 4dr SUV AWD 4.0L 8cyl Turbo mild hybrid 9A · AWD MPG 15 / 20Range 338 / 450 mi | 4.0L 8cyl Turbo mild hybrid 9A | AWD | 22.5 gal85 L | 15 / 20 | 338 / 450 mi | |
| GLE 350 4MATIC 4dr SUV AWD 2.0L 4cyl Turbo mild hybrid 9A · AWD MPG 19 / 26Range 428 / 585 mi | 2.0L 4cyl Turbo mild hybrid 9A | AWD | 22.5 gal85 L | 19 / 26 | 428 / 585 mi | |
| GLE 350 4dr SUV 2.0L 4cyl Turbo mild hybrid 9A · RWD MPG 21 / 28Range 473 / 630 mi | 2.0L 4cyl Turbo mild hybrid 9A | RWD | 22.5 gal85 L | 21 / 28 | 473 / 630 mi | |
| GLE 450 4MATIC 4dr SUV AWD 3.0L 6cyl Turbo mild hybrid 9A · AWD MPG 19 / 25Range 428 / 563 mi | 3.0L 6cyl Turbo mild hybrid 9A | AWD | 22.5 gal85 L | 19 / 25 | 428 / 563 mi | |
| GLE 580 4MATIC 4dr SUV AWD 4.0L 8cyl Turbo mild hybrid 9A · AWD MPG 15 / 21Range 338 / 473 mi | 4.0L 8cyl Turbo mild hybrid 9A | AWD | 22.5 gal85 L | 15 / 21 | 338 / 473 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 2026 Mercedes-Benz GLE 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 22 MPG, a full 22.5-gallon tank covers about 495 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 22.5 | 585 | 428 |
| 3/4 | 16.9 | 439 | 321 |
| 1/2 | 11.3 | 293 | 214 |
| 1/4 | 5.6 | 146 | 107 |
| 1/8 | 2.8 | 73 | 53 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 682 gallons, roughly 30 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.
What it costs to fill up a 2026 Mercedes-Benz GLE
$118.80 to fill the 22.5-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 |
|---|---|---|---|---|
| 17.2 gal | Premium | $5.28 | $90.82 | $68.11 |
| 22.5 gal | Premium | $5.28 | $118.80 | $89.10 |
By region, 22.5-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $110.92 |
| Midwest | $5.37 | $120.83 |
| Gulf CoastLowest | $4.57 | $102.83 |
| Rocky Mountain | $5.12 | $115.20 |
| West Coast | $6.08 | $136.80 |
| CaliforniaHighest | $6.36 | $143.10 |
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
- 17.2-gallon tank$90.82
- 22.5-gallon tank$118.80
- A year of driving (15,000 mi)$3,600
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
GLE tank size in other years
2026 is the first GLE model year we list.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2026 GLE | 17.2–22.5 gal | 630 mi |
2026 Mercedes-Benz GLE vs similar 2026 SUVs
At 22.5 gallons, the GLE's largest tank ranks third of the seven 2026 SUVs compared here. The Land Rover Discovery carries the most (23.8 gal) and the Lexus GX the least (21.1 gal).
| 2026 model | Tank | Longest highway range |
|---|---|---|
| Land Rover Discovery | 23.8 gal | 571 mi |
| Porsche Cayenne | 18.4–23.7 gal | 545 mi |
| Mercedes-Benz GLE | 17.2–22.5 gal | 630 mi |
| Audi SQ7 | 22.5 gal | 450 mi |
| BMW X6 | 21.9 gal | 569 mi |
| Genesis GV80 Coupe | 21.1 gal | 464 mi |
| Lexus GX | 21.1 gal | 443 mi |
Picked by body style and size: other 2026 SUVs within about 5% of the GLE's length and 15% of its curb weight, one model per brand.
2026 Mercedes-Benz GLE fuel system recalls
None of the 3 recalls NHTSA lists for the 2026 Mercedes-Benz GLE involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2026 Mercedes-Benz GLE?
The 2026 Mercedes-Benz GLE holds between 17.2 and 22.5 gallons, depending on the trim. 22.5 gallons is the usual size; the smaller 17.2-gallon tank is on the GLE 450e 4dr SUV AWD.
How many gallons and liters does the 2026 Mercedes-Benz GLE gas tank hold?
The 2026 Mercedes-Benz GLE tank holds 65–85 liters, or 17.2–22.5 gallons in US gallons.
Which 2026 Mercedes-Benz GLE has the biggest gas tank?
The 22.5-gallon tank is on the AMG GLE 53 4dr SUV AWD, AMG GLE 63 S 4dr SUV AWD, GLE 350 4MATIC 4dr SUV AWD and 3 other trims. The smallest tank, 17.2 gallons, is on the GLE 450e 4dr SUV AWD.
Does the 2026 Mercedes-Benz GLE tank change with the powertrain?
Yes. Plug-in hybrid: 17.2 gal; Gas: 22.5 gal.
Does AWD change the 2026 Mercedes-Benz GLE gas tank?
Yes. AWD: 17.2–22.5 gal; RWD: 22.5 gal.
How far can a 2026 Mercedes-Benz GLE go on a full tank?
About 447–630 miles on the highway and 338–473 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 2026 Mercedes-Benz GLE go on a quarter tank?
About 146 highway miles or 107 in town from the 22.5-gallon tank, which has roughly 5.6 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2026 Mercedes-Benz GLE take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2026 Mercedes-Benz GLE?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 22.5-gallon tank from empty costs $118.80. It ranges from $102.83 in the Gulf Coast to $143.10 in California.
How much does a full tank of gas weigh in a 2026 Mercedes-Benz GLE?
About 140 pounds for the 22.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2026 Mercedes-Benz GLE have a bigger gas tank than the Porsche Cayenne?
No. The 2026 Porsche Cayenne holds up to 23.7 gallons; the 2026 Mercedes-Benz GLE holds up to 22.5.
Has the 2026 Mercedes-Benz GLE had a fuel pump or fuel system recall?
No. None of the 3 recalls NHTSA lists for the 2026 Mercedes-Benz GLE 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. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026.
- Recalls: NHTSA recall database.
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.