2019 Mercedes-Benz SLC-Class Gas Tank Size & Fuel Capacity
Fuel tank capacity
15.9gal · 60 L
The 2019 Mercedes-Benz SLC-Class has a fuel tank capacity of 15.9 gallons (60 liters) on every trim.
A full tank is good for roughly 461–509 highway miles or 318–366 miles around town, going by the EPA ratings.
15.9 gal · Smaller than 66% of 2019 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- FAQ
2019 Mercedes-Benz SLC-Class fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 2 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| AMG SLC 43 2dr Convertible 3.0L 6cyl Turbo 9A · RWD MPG 20 / 29Range 318 / 461 mi | 3.0L 6cyl Turbo 9A | RWD | 15.9 gal60 L | 20 / 29 | 318 / 461 mi | |
| SLC 300 2dr Convertible 2.0L 4cyl Turbo 9A · RWD MPG 23 / 32Range 366 / 509 mi | 2.0L 4cyl Turbo 9A | RWD | 15.9 gal60 L | 23 / 32 | 366 / 509 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 2019 Mercedes-Benz SLC-Class 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 27 MPG, a full 15.9-gallon tank covers about 429 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 15.9 | 509 | 366 |
| 3/4 | 11.9 | 382 | 274 |
| 1/2 | 8.0 | 254 | 183 |
| 1/4 | 4.0 | 127 | 91 |
| 1/8 | 2.0 | 64 | 46 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 556 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
- 23–27 MPG
- Tailpipe CO2
- 330–383 g/mi
- EPA greenhouse score
- 5–6 of 10
- Source
- EPA ratings
What it costs to fill up a 2019 Mercedes-Benz SLC-Class
$83.95 to fill the 15.9-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 |
|---|---|---|---|---|
| 15.9 gal | Premium | $5.28 | $83.95 | $62.96 |
By region, 15.9-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $78.39 |
| Midwest | $5.37 | $85.38 |
| Gulf CoastLowest | $4.57 | $72.66 |
| Rocky Mountain | $5.12 | $81.41 |
| West Coast | $6.08 | $96.67 |
| CaliforniaHighest | $6.36 | $101.12 |
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
- 15.9-gallon tank$83.95
- A year of driving (15,000 mi)$2,933
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
SLC-Class tank size in other years
The tank changed for 2019: 15.9 gal, down from 15.9–18.5 gal on the 2018 SLC-Class.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2020 SLC-Class | 15.9 gal | 509 mi |
| 2019 SLC-Class | 15.9 gal | 509 mi |
| 2018 SLC-Class | 15.9–18.5 gal | 537 mi |
| 2017 SLC-Class | 15.9–18.5 gal | 537 mi |
2019 Mercedes-Benz SLC-Class vs similar 2019 convertibles
The SLC-Class has the largest tank of the three 2019 convertibles compared here, 15.9 gallons against 14.5 for the Audi TT.
| 2019 model | Tank | Longest highway range |
|---|---|---|
| Mercedes-Benz SLC-Class | 15.9 gal | 509 mi |
| Audi TT | 14.5 gal | 450 mi |
| BMW Z4 | 13.7 gal | 438 mi |
Other 2019 convertibles of a similar size, one model per brand.
2019 Mercedes-Benz SLC-Class fuel system recalls
None of the 2 recalls NHTSA lists for the 2019 Mercedes-Benz SLC-Class involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2019 Mercedes-Benz SLC-Class?
The 2019 Mercedes-Benz SLC-Class holds 15.9 gallons (60 liters) on every trim we list.
How many gallons and liters does the 2019 Mercedes-Benz SLC-Class gas tank hold?
The 2019 Mercedes-Benz SLC-Class tank holds 60 liters, or 15.9 gallons in US gallons.
How far can a 2019 Mercedes-Benz SLC-Class go on a full tank?
About 461–509 miles on the highway and 318–366 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 2019 Mercedes-Benz SLC-Class go on a quarter tank?
About 127 highway miles or 91 in town from the 15.9-gallon tank, which has roughly 4.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2019 Mercedes-Benz SLC-Class take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2019 Mercedes-Benz SLC-Class?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 15.9-gallon tank from empty costs $83.95. It ranges from $72.66 in the Gulf Coast to $101.12 in California.
How much does a full tank of gas weigh in a 2019 Mercedes-Benz SLC-Class?
About 99 pounds for the 15.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2019 Mercedes-Benz SLC-Class have a bigger gas tank than the Audi TT?
Yes. The 2019 Mercedes-Benz SLC-Class holds up to 15.9 gallons; the 2019 Audi TT holds up to 14.5.
Has the 2019 Mercedes-Benz SLC-Class had a fuel pump or fuel system recall?
No. None of the 2 recalls NHTSA lists for the 2019 Mercedes-Benz SLC-Class 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 (Mercedes-Benz 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.