MERCEDES 308 D (1998)
Running costs, common problems, and reliability data based on 69 real MOT tests in 2024.
MOT Pass Rate
68%
Total Tests (2024)
69
Avg Mileage
151,038 mi
Est. Annual Cost
£2,250
Is the 1998 MERCEDES 308 D reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 14 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 26 years old, 68% of MERCEDES 308 Ds from 1998 passed their MOT first time in 2024. That's based on 69 tests across the UK. The average mileage at this age is 151,038 miles.
How does the 1998 MERCEDES 308 D compare?
Mileage Analysis
The average 1998 MERCEDES 308 D has 151,038 miles on the clock, which is below the expected 192,400 miles for a 26-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a MERCEDES 308 D?
The most reliable year is the 1997 model with a 80% MOT pass rate, while the 1998 model has the lowest at 68%. Consider a different year if reliability is a priority.
How much does a 1998 MERCEDES 308 D cost to run?
Higher than average due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MERCEDES 308 D by Year
Checking a specific MERCEDES 308 D?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1998 MERCEDES 308 D
The 1998 MERCEDES 308 D is a large car with a 2299cc diesel engine. 69 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 86% of 1998 cars for MOT pass rates.
With an average of 151,038 miles at 26 years old, MERCEDES 308 D owners tend to use this car less than the typical driver.
1998 MERCEDES 308 D Fuel Costs
The 2299cc diesel engine offers a reasonable balance between performance and economy. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 1998 MERCEDES 308 D?
Total estimated annual running cost is £2,250 (£188/month), broken down as £1245 fuel, £250 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 68% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
MERCEDES 308 D Reliability Trend
The MERCEDES 308 D has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Buying a Used 1998 MERCEDES 308 D
At 26 years old, the MERCEDES 308 D is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. Note: with only 69 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 1998 MERCEDES 308 D
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN TRANSPORTER (1999) 70% pass rate (+2%) from 12,854 tests
- LAND ROVER DEFENDER (1997) 76% pass rate (+8%) from 10,084 tests
- LAND ROVER DISCOVERY (1999) 75% pass rate (+7%) from 5,978 tests
- BMW 3 SERIES (2000) 77% pass rate (+9%) from 4,799 tests