Alfa Romeo 156 (1998)
1998 Alfa Romeo 156
CarHunch analysed 4,431 real MOT records for the 1998 Alfa Romeo 156.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 1998 Alfa Romeo 156 passes its MOT first time in just 65% of cases, well below the UK average of 80%, which makes it a notably unreliable prospect by modern standards. Nearly one in five of these cars have recorded a dangerous defect at some point, a significant buyer concern that suggests potential safety issues lurking beneath the surface.
At just over 96,000 miles on average, these 26-year-old cars show typical mileage for their age, but they're averaging 2.6 failures and 8 advisories per test—well above what you'd expect for vehicles in this condition. Before committing to one, budget for immediate remedial work and have a pre-purchase inspection focus on brake systems, suspension, and electrical faults, which tend to be the repeat culprits on this generation.
The 1998 Alfa Romeo 156 has a below-average first-time pass rate (64.9% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.
These stats describe 4,431 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
What tends to go wrong
Across 4,431 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 1998.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 4,431 Alfa Romeo 156 cars.
Before you buy a 1998 Alfa Romeo 156
Based on MOT data from 4,431 vehicles — here's what to check.
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Check the full MOT history.
19.8% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (100%) | 4,414 | 64.9% | 2.59 |
Colour Breakdown
Based on 48,311 Alfa Romeo 156 vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 1998 Alfa Romeo 156 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 1998 Alfa Romeo 156 vehicles fall between 76,742 and 113,079 miles.
1998 Alfa Romeo 156 — Still on the Road
Numbers are thinning — 13% of 1998 Alfa Romeo 156s are still active.
Numbers are declining — 44 vehicles still getting MOTs in 2025 (13% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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