2026 Mercedes-Benz GLE Coupe Gas Tank Size & Fuel Capacity
Fuel tank capacity
22.5gal · 85 L
The 2026 Mercedes-Benz GLE Coupe has a fuel tank capacity of 22.5 gallons (85 liters) on every trim.
A full tank is good for roughly 473–563 highway miles or 338–428 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 (17.2–22.5 gal).
2026 Mercedes-Benz GLE Coupe fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 3 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| AMG GLE 53 4dr SUV AWD 3.0L 6cyl Twincharger mild hybrid 9A · AWD MPG 18 / 22Range 405 / 495 mi | 3.0L 6cyl Twincharger mild hybrid 9A | AWD | 22.5 gal85 L | 18 / 22 | 405 / 495 mi | |
| AMG GLE 63 S 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 | |
| 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 | |
| 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 Coupe 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 21 MPG, a full 22.5-gallon tank covers about 473 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 22.5 | 563 | 428 |
| 3/4 | 16.9 | 422 | 321 |
| 1/2 | 11.3 | 281 | 214 |
| 1/4 | 5.6 | 141 | 107 |
| 1/8 | 2.8 | 70 | 53 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 714 gallons, roughly 32 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 Coupe
$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 |
|---|---|---|---|---|
| 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
- 22.5-gallon tank$118.80
- A year of driving (15,000 mi)$3,771
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
GLE Coupe tank size in other years
2026 is the first GLE Coupe model year we list.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2026 GLE Coupe | 22.5 gal | 563 mi |
2026 Mercedes-Benz GLE Coupe vs similar 2026 SUVs
At 22.5 gallons, the GLE Coupe'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 Coupe | 22.5 gal | 563 mi |
| Audi SQ8 | 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 |
Other 2026 SUVs of a similar size, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2026 Mercedes-Benz GLE Coupe?
The 2026 Mercedes-Benz GLE Coupe holds 22.5 gallons (85 liters) on every trim we list.
How many gallons and liters does the 2026 Mercedes-Benz GLE Coupe gas tank hold?
The 2026 Mercedes-Benz GLE Coupe tank holds 85 liters, or 22.5 gallons in US gallons.
How far can a 2026 Mercedes-Benz GLE Coupe go on a full tank?
About 473–563 miles on the highway and 338–428 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 Coupe go on a quarter tank?
About 141 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 Coupe 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 Coupe?
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 Coupe?
About 140 pounds for the 22.5-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2026 Mercedes-Benz GLE Coupe have a bigger gas tank than the Genesis GV80 Coupe?
Yes. The 2026 Mercedes-Benz GLE Coupe holds up to 22.5 gallons; the 2026 Genesis GV80 Coupe holds up to 21.1.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. 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 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.