34/100
2004Small Station WagonsPremium

2004 Mercedes-Benz C240 (Wagon)

EPA ID: 19882
17
City MPG
19
Combined MPG
19MPG· Below Avg
23
Highway MPG

Fuel Economy Overview

The 2004 Mercedes-Benz C240 (Wagon) achieves an EPA-estimated 19 MPG in combined city and highway driving, with 17 MPG in the city and 23 MPG on the highway. Powered by a 2.6L 6-cylinder engine paired with a automatic 5-spd, this small station wagons features Rear-Wheel Drive drive.

In terms of environmental impact, the 2004 C240 (Wagon) produces approximately 468 grams of CO2 per mile. This figure is measured under standardized EPA test conditions and represents tailpipe emissions only. For context, the average new vehicle sold in the United States produces approximately 400 grams of CO2 per mile, meaning this C240 (Wagon) has higher-than-average emissions in this regard.

The estimated annual fuel cost for this vehicle is $3,650, based on 15,000 miles of driving per year and current national average fuel prices. Compared to the average new vehicle, you would save $7,500 over a 5-year period. This calculation accounts for differences in fuel consumption efficiency and provides a practical measure of long-term ownership costs attributable to fuel economy.

Energy DNA

Vehicle ClassSmall Station Wagons
Fuel TypePremium
Engine2.6L 6-cyl
AspirationNaturally Aspirated
TransmissionAutomatic 5-spd
Drive TypeRear-Wheel Drive

Green Scorecard

CO2 Emissions468 g/mi
Start-Stop SystemNot Equipped
GHG Score-1/10
Smog RatingN/A
Est. Annual Cost$3,650
5-Year Cost DeltaSave $7,500

Personalized Commute CalculatorEPA defaults to 55% City / 45% Hwy

55% City45% Highway

Adjust the slider to match your daily driving habits. City driving involves stop-and-go traffic under 45mph, while highway driving represents sustained speeds over 55mph.

Your Real MPG
19.3
Impact vs EPA
$-37
/ year
💨

Aerodynamic Speed Penalty

EPA highway tests average roughly 48 mph. Driving at 75 mph increases aerodynamic drag exponentially. Expect your real-world highway fuel economy to drop by roughly 15-20% at interstate speeds.

5-Year Total Cost of Ownership

Estimated Monthly Cost
$822/mo
Includes estimated depreciation, fuel, insurance, and state fees over 5 years. Does not include loan interest.
15,000 mi
Value Depreciation
Est. value lost over 60 months
$23,520
47.7%
Fuel & Electricity
Based on National Average rates ($3.50/gal)
$13,816
28.0%
Estimated Insurance
Based on vehicle class risk profile
$11,575
23.5%
State Registration Fees
Based on National Average DMV base rates
$400
0.8%
Total 5-Year Cost$49,311

Recall Intelligence

Campaign #24V874000·2025-01-10
critical
Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please see the recall report for a complete list of models and model years. The glass sunroof panel may not be properly secured and can detach.

Consequence & Remedy

Consequence: A detached sunroof panel can become a road hazard, increasing the risk of a crash.

Remedy: Dealers will inspect and replace the sunroof panel as necessary, free of charge. Owner notification letters were mailed January 10, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of previous NHTSA recall number 22V-954. MBUSA's number for this recall is 2024120001/2/3.

Campaign #22V954000·2023-02-03
critical
Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2001-2011 C-Class, CLK, E-Class, and CLS vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The glass sunroof panel may not be properly secured and may detach.

Consequence & Remedy

Consequence: A detached sunroof panel may become a road hazard, increasing the risk of a crash.

Remedy: Dealers will inspect and replace the sunroof panel as necessary free of charge. Owner notification letters were mailed February 3, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. This recall expands NHTSA recall number 19V-918. MBUSA's numbers for this recall are 2023010004, 2023010005, and 2023010006.

Campaign #19V918000·2020-07-10
critical
Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2001-2011 vehicles. The bonding between the glass panel and the sliding roof frame may deteriorate, possibly resulting in the glass panel detaching from the vehicle. For a full list of the affected models visit: https://static.nhtsa.gov/odi/rcl/2019/RMISC-19V918-4126.pdf

Consequence & Remedy

Consequence: A detached glass panel can separate from the vehicle and become a road hazard, increasing the risk of a crash.

Remedy: MBUSA will notify owners, and dealers will inspect the glass panel bonding and replace the sliding roof, as necessary, free of charge. The recall began July 10, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020040011.

Loading live complaint data...

Looking for comprehensive historical data?

NHTSA FARS (Fatal Crash History) and broader generational safety trends are aggregated at the model level rather than by specific engine configurations. View the complete historical data profile for all Mercedes-Benz C240 (Wagon) configurations.

View Model History

Similar 2004 Small Station Wagons Alternatives

Fuel Cost Analysis

Annual Fuel Cost$3,650
vs. Avg Vehicle (5 yrs)Save $7,500

Based on 15,000 miles/year and current fuel prices.

Efficiency Breakdown

City17 MPG
Highway23 MPG
Combined19 MPG

Estimated Lifetime Carbon Footprint

(Based on 200,000 miles driven)

93.5 metric tons CO₂
Equivalent To:
🌳 116 tree seedlings grown for 10 yrs
✈️ 7.8 cross-country flights/yr

Data Provenance

Data directly from the EPA National Vehicle and Fuel Emissions Laboratory. The combined rating is a weighted average (55% city, 45% highway). For official figures, visit fueleconomy.gov.