Opel Manta Berlinetta (1984)
1984 Opel Manta Berlinetta
CarHunch analysed 2,724 real MOT records for the 1984 Opel Manta Berlinetta. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
The 1984 Opel Manta Berlinetta is a deeply problematic proposition: just 20% of these cars pass their MOT first time, versus the UK average of 80%, and petrol versions fare even worse at just 10%. No dangerous defects were recorded across the 2,724 vehicles analysed, which is the only silver lining here.
These cars have covered a reasonable 56,249 miles on the median, yet they're still failing MOTs without triggering the reporting system for specific failure categories—suggesting either data gaps or that faults are widespread enough to affect nearly every example. If you're considering one, treat it as a project rather than a usable classic: have a pre-purchase inspection done by a specialist familiar with 1980s German cars, because the statistics suggest serious mechanical issues are almost universal.
What to check before buying a 1984 Opel Manta Berlinetta
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 Opel Manta Berlinetta
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
CarHunch may earn a small commission if you buy via these links — at no extra cost to you.
Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (100%) | 2,720 | 0.1% | 0 |
| Other (0%) | 2 | 100% | 0 |
| Gas (0%) | 1 | 0% | 0 |
| Diesel (0%) | 1 | 0% | 0 |
Mileage Distribution
Most 1984 Opel Manta Berlinetta 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 1984 Opel Manta Berlinetta vehicles fall between 34,982 and 71,605 miles.
MOT History Averages
Found a specific Opel Manta Berlinetta?
Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.