Motoring Today

Mercedes-Benz C-Class cost of ownership

Real numbers from 4 Mercedes-Benz C-Class cars in stock — finance, VED, fuel mix and depreciation.

Reviewed by the Motoring Today Editorial team · methodology in our editorial standards.

How much does it cost to run a Mercedes-Benz C-Class?

The typical Mercedes-Benz C-Class on Motoring Today costs around £338/mo on representative PCP/HP finance, emits ~128 g/km CO₂. Annual VED, fuel mix and total cost are itemised below.

Median price
£14,899
Median £/mo
£338
Median CO₂
128 g/km

With 5 Mercedes-Benz C-Class models currently available on Motoring Today, starting from £7397 cash or £167 per month, understanding the true cost of ownership is essential. These models span production years from 2015 to 2017, offering a range of options for prospective buyers. While the upfront purchase price is a significant factor, the real running costs of any used vehicle can quickly add up, making a detailed understanding of these expenses crucial for budgeting. Our tools on this page are designed to help you calculate and compare these outgoings effectively. Beyond the initial purchase, whether outright or through finance (which is always subject to status), several key elements contribute to the ongoing expense of owning a used Mercedes-Benz C-Class. Fuel or energy costs will be a primary consideration, fluctuating based on your mileage and the specific powertrain. Insurance premiums vary widely depending on the driver's history and the vehicle's specification, while Vehicle Excise Duty (VED), commonly known as road tax, is determined by the car's age and emissions. Regular maintenance and servicing are vital for the reliability and longevity of any car, and these costs should always be factored into your budget. Finally, depreciation, the loss of value over time, is an unavoidable aspect of car ownership. Although used cars typically depreciate at a slower rate than new ones, it remains a real financial consideration. Using the comprehensive calculators and information on this page, you can build a clearer picture of what it truly costs to run a used Mercedes-Benz C-Class.

Mercedes-Benz C-Class insurance group

23–50 of 50

Median price
£14,899
From £12,999
Median monthly finance
£338/mo
Representative PCP/HP
Median CO₂
128 g/km
Drives ULEZ + VED
Est. depreciation
—
Vs. original list price

Fuel cost at today's prices (updated weekly)

Estimated fuel cost
£1,203 / year
Cost per mile
15p / mile

Typical Mercedes-Benz C-Class running cost for a private driver at 8,000 miles/year. Based on 62 mpg official combined, adjusted ~12% for real-world driving, at today's average pump price of 179.19p/litre diesel (updated 3 Aug 2026).

Pump prices: DESNZ weekly road fuel prices; electricity: DESNZ Quarterly Energy Prices — both Open Government Licence v3.0, updated weekly/quarterly. An estimate for comparison, not a guaranteed cost; your economy, mileage and tariff will vary.

Official MPG, CO₂ & insurance by trim

Trim-level specifications for the Mercedes-Benz C-Class (Petrol, Diesel, Petrol Parallel PHEV), across 800 recorded variants.

Performance
134–509 bhp
Power
3.8s
0–60 mph (fastest)
186 mph
Top speed
1,496–6,208 cc
Engine
Economy & running costs
23–78 mpg
Fuel economy
12–288 g/km
CO₂
36 mi
Electric range (max)
£600
Road tax (VED)
23–50 of 50
Insurance group
Dimensions & practicality
4,686 mm
Length
2,016 mm
Width
1,442 mm
Height
2,840 mm
Wheelbase
1,595 kg
Weight
5
Seats
4
Doors
Euro NCAP safety
5★
Adult
3★
Child
2★
Pedestrian

The Mercedes-Benz C-Class Saloon (07-14) was tested by Euro NCAP in and received the following safety ratings:

Automatic · Manual 5 seats New from £22,738
TrimFuelPowerMPGCO₂Ins.
C220d [197] AMG Line Premium Plus 4dr 9G-TronicAutomaticDiesel194 bhp58.9 mpg12638
C300e AMG Line Premium 4dr 9G-TronicAutomaticPetrol Parallel PHEV308 bhp40.9 mpg1245
C300e AMG Line 5dr 9G-TronicAutomaticPetrol Parallel PHEV308 bhp39.8 mpg1545
C300d AMG Line Premium 4dr 9G-TronicAutomaticDiesel261 bhp53.3 mpg13841
C300d AMG Line 4dr 9G-TronicAutomaticDiesel261 bhp56.5 mpg13238
C300 AMG Line Premium 4dr 9G-TronicAutomaticPetrol254 bhp41.5 mpg15539
C300 AMG Line Premium Plus 4dr 9G-TronicAutomaticPetrol254 bhp41.5 mpg15439
C200 Sport 4dr 9G-TronicAutomaticPetrol201 bhp44.1 mpg14633
C200 AMG Line 4dr 9G-TronicAutomaticPetrol201 bhp45.6 mpg14233
C200 AMG Line Premium 5dr 9G-TronicAutomaticPetrol201 bhp40.9 mpg15536
C220d Sport 4dr 9G-TronicAutomaticDiesel197 bhp62.8 mpg12034
C220d AMG Line Premium 4dr 9G-TronicAutomaticDiesel197 bhp58.9 mpg12538

Manufacturer specifications aggregated across recorded trims; individual cars vary by options and age. Figures are a guide — confirm exact spec with the seller.

Annual VED (road tax) bands

CO₂ bandAnnual VEDShare of stock
Standard rate£20050%
E£20025%
C£3525%

Indicative standard-rate VED. Cars over £40k list price pay an additional supplement for years 2–6.

Fuel mix in stock

Diesel · 50%Petrol · 50%

Frequently asked questions

How much does it cost to run a Mercedes-Benz C-Class?
Running costs for a Mercedes-Benz C-Class include fuel, insurance, road tax, servicing, and depreciation. While initial purchase prices for current stock start from £12,999, or from £299 per month for finance, these ongoing expenses vary significantly based on the specific car and your usage.
Is a used Mercedes-Benz C-Class expensive to maintain?
Maintenance costs for a used Mercedes-Benz C-Class can vary. Generally, older cars with higher mileage might incur more significant service and repair bills. It is advisable to factor in potential maintenance as part of your overall budget for any used premium vehicle.
How many used Mercedes-Benz C-Class are currently for sale?
We currently have 4 used Mercedes-Benz C-Class models available, ranging from year 2016 to 2017. Finance is subject to status; detailed calculators are available on the page for representative examples.

More Mercedes-Benz C-Class resources