MERCEDES 310 (1994)
Running costs, common problems, and reliability data based on 57 real MOT tests in 2024.
MOT Pass Rate
54%
Total Tests (2024)
57
Avg Mileage
115,979 mi
Est. Annual Cost
£2,250
Is the 1994 MERCEDES 310 reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 28 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 30 years old, 54% of MERCEDES 310s from 1994 passed their MOT first time in 2024. That's based on 57 tests across the UK. The average mileage at this age is 115,979 miles.
How does the 1994 MERCEDES 310 compare?
Mileage Analysis
The average 1994 MERCEDES 310 has 115,979 miles on the clock, which is below the expected 222,000 miles for a 30-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a MERCEDES 310?
The most reliable year is the 1995 model with a 66% MOT pass rate, while the 1994 model has the lowest at 54%. Consider a different year if reliability is a priority.
How much does a 1994 MERCEDES 310 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.
Checking a specific MERCEDES 310?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1994 MERCEDES 310
The 1994 MERCEDES 310 is a large car with a 2874cc diesel engine. 57 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 98% of 1994 cars for MOT pass rates.
With an average of 115,979 miles at 30 years old, MERCEDES 310 owners tend to use this car less than the typical driver.
1994 MERCEDES 310 Fuel Costs
The 2874cc diesel engine is on the larger side, so fuel won't be this car's strong point. 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 1994 MERCEDES 310?
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 54% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
Buying a Used 1994 MERCEDES 310
At 30 years old, the MERCEDES 310 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 57 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 1994 MERCEDES 310
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- LAND ROVER DEFENDER (1995) 74% pass rate (+20%) from 9,229 tests
- VOLVO 800 SERIES (1996) 74% pass rate (+20%) from 2,789 tests
- LAND ROVER DISCOVERY (1996) 78% pass rate (+24%) from 2,725 tests
- TALBOT EXPRESS (1993) 66% pass rate (+12%) from 2,567 tests