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2019 Mercedes-Benz C-Class Gas Tank Size & Fuel Capacity

Sedan 15 trims listed 1 fuel-system recall ← 2018 2020 →

Fuel tank capacity

17.4gal · 66 L

The 2019 Mercedes-Benz C-Class has a fuel tank capacity of 17.4 gallons (66 liters) on every trim.

A full tank is good for roughly 418–592 highway miles or 296–400 miles around town, going by the EPA ratings.

17.4 gal · Smaller than 53% of 2019 models we list.

Highway range
418–592 mi
City range
296–400 mi
Fuel
Premium unleaded (required)
EPA combined
20–27 MPG
EPA size class
Subcompact Cars

2019 Mercedes-Benz C-Class fuel tank capacity by trim

What changes the tank sizeTap an option to filter the table

Drive
no difference
Engine
no difference

All 15 trims

MPG and range are city / highway.

TrimEngineDrive Tank MPG city / hwy Range city / hwy
AMG C 43 2dr Convertible AWD 3.0L 6cyl Turbo 9A · AWD MPG 18 / 25Range 313 / 435 mi 3.0L 6cyl Turbo 9A AWD 17.4 gal66 L 18 / 25 313 / 435 mi
AMG C 43 2dr Coupe AWD 3.0L 6cyl Turbo 9A · AWD MPG 19 / 27Range 331 / 470 mi 3.0L 6cyl Turbo 9A AWD 17.4 gal66 L 19 / 27 331 / 470 mi
AMG C 43 4dr Sedan AWD 3.0L 6cyl Turbo 9A · AWD MPG 19 / 27Range 331 / 470 mi 3.0L 6cyl Turbo 9A AWD 17.4 gal66 L 19 / 27 331 / 470 mi
AMG C 63 2dr Convertible 4.0L 8cyl Turbo 9A · RWD MPG 17 / 24Range 296 / 418 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 17 / 24 296 / 418 mi
AMG C 63 2dr Coupe 4.0L 8cyl Turbo 9A · RWD MPG 17 / 26Range 296 / 452 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 17 / 26 296 / 452 mi
AMG C 63 4dr Sedan 4.0L 8cyl Turbo 9A · RWD MPG 18 / 27Range 313 / 470 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 18 / 27 313 / 470 mi
AMG C 63 S 2dr Convertible 4.0L 8cyl Turbo 9A · RWD MPG 17 / 24Range 296 / 418 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 17 / 24 296 / 418 mi
AMG C 63 S 2dr Coupe 4.0L 8cyl Turbo 9A · RWD MPG 17 / 26Range 296 / 452 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 17 / 26 296 / 452 mi
AMG C 63 S 4dr Sedan 4.0L 8cyl Turbo 9A · RWD MPG 18 / 27Range 313 / 470 mi 4.0L 8cyl Turbo 9A RWD 17.4 gal66 L 18 / 27 313 / 470 mi
C 300 2dr Convertible 2.0L 4cyl Turbo 9A · RWD MPG 21 / 29Range 365 / 505 mi 2.0L 4cyl Turbo 9A RWD 17.4 gal66 L 21 / 29 365 / 505 mi
C 300 2dr Coupe 2.0L 4cyl Turbo 9A · RWD MPG 22 / 31Range 383 / 539 mi 2.0L 4cyl Turbo 9A RWD 17.4 gal66 L 22 / 31 383 / 539 mi
C 300 4MATIC 2dr Convertible AWD 2.0L 4cyl Turbo 9A · AWD MPG 21 / 29Range 365 / 505 mi 2.0L 4cyl Turbo 9A AWD 17.4 gal66 L 21 / 29 365 / 505 mi
C 300 4MATIC 2dr Coupe AWD 2.0L 4cyl Turbo 9A · AWD MPG 22 / 31Range 383 / 539 mi 2.0L 4cyl Turbo 9A AWD 17.4 gal66 L 22 / 31 383 / 539 mi
C 300 4MATIC 4dr Sedan AWD 2.0L 4cyl Turbo 9A · AWD MPG 22 / 33Range 383 / 574 mi 2.0L 4cyl Turbo 9A AWD 17.4 gal66 L 22 / 33 383 / 574 mi
C 300 4dr Sedan 2.0L 4cyl Turbo 9A · RWD MPG 23 / 34Range 400 / 592 mi 2.0L 4cyl Turbo 9A RWD 17.4 gal66 L 23 / 34 400 / 592 mi

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 C-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 24 MPG, a full 17.4-gallon tank covers about 418 miles.

GaugeGallonsHighway milesCity miles
Full17.4505365
3/413.1378274
1/28.7252183
1/44.412691
1/82.26346

Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 625 gallons, roughly 36 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
20–27 MPG
Tailpipe CO2
330–452 g/mi
EPA greenhouse score
4–6 of 10
Source
EPA ratings

What it costs to fill up a 2019 Mercedes-Benz C-Class

$91.87 to fill the 17.4-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.

TankFuelUS avg / galFrom emptyFrom 1/4 tank
17.4 galPremium$5.28$91.87$68.90

By region, 17.4-gallon tank

RegionPremium / galFill from empty
East Coast$4.93$85.78
Midwest$5.37$93.44
Gulf CoastLowest$4.57$79.52
Rocky Mountain$5.12$89.09
West Coast$6.08$105.79
CaliforniaHighest$6.36$110.66

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

  • 17.4-gallon tank$91.87
  • A year of driving (15,000 mi)$3,300

Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.

C-Class tank size in other years

The tank changed for 2019: 17.4 gal, up from 13.2–17.4 gal on the 2018 C-Class.

Model yearTankLongest highway range
2024 C-Class 17.4 gal 626 mi
2023 C-Class 17.4 gal 609 mi
2022 C-Class 17.4 gal 609 mi
2021 C-Class 17.4 gal 609 mi
2020 C-Class 17.4 gal 609 mi
2019 C-Class 17.4 gal 592 mi
2018 C-Class 13.2–17.4 gal 574 mi
2017 C-Class 13.2–17.4 gal 592 mi
2016 C-Class 13.2–18.0 gal 612 mi
2015 C-Class 17.4–18.0 gal 612 mi
2014 C-Class 17.4 gal 539 mi
Mercedes-Benz C-Class fuel tank by model yearSmallest tank Larger tank options
199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026
← 2018 Mercedes-Benz C-Class Every C-Class year 2020 Mercedes-Benz C-Class →

2019 Mercedes-Benz C-Class vs similar 2019 sedans

At 17.4 gallons, the C-Class's largest tank ranks second of the four 2019 sedans compared here. The Jaguar F-TYPE carries the most (18.5 gal) and the Audi A5 the least (15.3 gal).

2019 modelTankLongest highway range
Jaguar F-TYPE 18.5 gal 555 mi
Mercedes-Benz C-Class 17.4 gal 592 mi
BMW M4 15.8 gal 395 mi
Audi A5 15.3 gal 520 mi

Other 2019 sedans of a similar size, one model per brand.

2019 Mercedes-Benz C-Class fuel system recalls

NHTSA lists 1 fuel-system recall for the 2019 Mercedes-Benz C-Class, out of 18 recalls in total. A recall applies only to the vehicles named in it, so check your VIN.

Fuel injection system · Fuel railDec 13, 2021 · NHTSA 21V961000 · Mercedes-Benz USA, LLC · 139 vehicles

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019 AMG G63, C300, E300, G550, AMG GT63, AMG GT53, 2019-2020 A220, GLA250, GLC300, 2016 C300, 2020 AMG A35, AMG C43, AMG C63, CLA250, E350, E450, GLB250, GLE450, GLS450, GLS580, S560, and SL550 vehicles equipped with a gasoline engine. During the manufacturing process, particles may have been trapped between the fuel rail and injectors, which can cause a fuel leak.

Risk and remedy

Risk: A fuel leak in the presence of an ignition source, such as hot engine or exhaust components, can increase the risk of a fire.

Remedy: Dealers will replace the fuel rail and fuel injectors, free of charge. Owner notification letters were mailed April 22, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for the recall is 2022030003.

All Mercedes-Benz fuel recalls Look up your tank by VIN

Frequently asked questions

What is the fuel tank capacity of the 2019 Mercedes-Benz C-Class?

The 2019 Mercedes-Benz C-Class holds 17.4 gallons (66 liters) on every trim we list.

How many gallons and liters does the 2019 Mercedes-Benz C-Class gas tank hold?

The 2019 Mercedes-Benz C-Class tank holds 66 liters, or 17.4 gallons in US gallons.

Does AWD change the 2019 Mercedes-Benz C-Class gas tank?

No. RWD and AWD versions of the 2019 Mercedes-Benz C-Class use the same 17.4 gal tank.

How far can a 2019 Mercedes-Benz C-Class go on a full tank?

About 418–592 miles on the highway and 296–400 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 C-Class go on a quarter tank?

About 126 highway miles or 91 in town from the 17.4-gallon tank, which has roughly 4.4 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.

What gas does the 2019 Mercedes-Benz C-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 C-Class?

At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 17.4-gallon tank from empty costs $91.87. It ranges from $79.52 in the Gulf Coast to $110.66 in California.

How much does a full tank of gas weigh in a 2019 Mercedes-Benz C-Class?

About 108 pounds for the 17.4-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.

Does the 2019 Mercedes-Benz C-Class have a bigger gas tank than the BMW M4?

Yes. The 2019 Mercedes-Benz C-Class holds up to 17.4 gallons; the 2019 BMW M4 holds up to 15.8.

Has the 2019 Mercedes-Benz C-Class had a fuel pump or fuel system recall?

Yes. NHTSA lists 1 fuel-system recall for the 2019 Mercedes-Benz C-Class: 21V961000 (fuel injection system · fuel rail). Check your VIN at nhtsa.gov/recalls to see if your car is affected.

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.

Other 2019 Mercedes-Benz models

A-Class13.5 gallons AMG® GT17.4–19.8 gallons CLA-Class14.8 gallons CLS-Class21.1 gallons E-Class17.4–21.1 gallons G-Class26.4 gallons GLA-Class13.2–14.8 gallons GLC-Class13.2–17.4 gallons GLC-Class Coupe17.4 gallons GLE-Class24.6 gallons GLE-Class Coupe24.0 gallons GLS-Class26.4 gallons