Mercedes 250 Auto (1981)
1981 Mercedes 250 Auto
CarHunch analysed 146 real MOT records for the 1981 Mercedes 250 Auto. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
This 1981 Mercedes 250 achieves a first-time pass rate of just 40%—half the UK average of 80%—which is a serious red flag for reliability. More concerning, 0.7% of vehicles in this cohort have experienced dangerous defects, indicating structural or safety issues that demand thorough inspection before purchase.
At a median mileage of 105,576 miles for a 43-year-old car, these examples are relatively well-preserved, yet the extremely low pass rate suggests age-related decay is widespread rather than mileage-related. Before committing to one of these classics, have an independent Mercedes specialist conduct a full pre-purchase inspection, particularly focusing on brakes, steering, and structural integrity.
What to check before buying a 1981 Mercedes 250 Auto
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Mercedes 250 Auto
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (95%) | 138 | 0.4% | 0.02 |
| Diesel (5%) | 8 | 0% | 0 |
Mileage Distribution
Most 1981 Mercedes 250 Auto vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 1981 Mercedes 250 Auto vehicles fall between 105,576 and 105,576 miles.
MOT History Averages
Found a specific Mercedes 250 Auto?
Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.
Other model years — Mercedes 250 Auto: