Mercedes Benz A Class (1998)
1998 Mercedes Benz A Class
CarHunch analysed 3,467 real MOT records for the 1998 Mercedes Benz A Class.
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 Mercedes-Benz A-Class passes MOT on the first attempt only 66.3% of the time, well below the UK average of 80%, and nearly 29% of these cars have recorded a dangerous defect at some point—a significant concern for any buyer considering this nearly three-decade-old model. Both petrol and diesel variants perform identically (66.3–66.4% pass rate), so fuel type offers no reliability advantage here.
With a median mileage of 79,700 miles for a 1998 model, these cars are relatively low-mileage survivors, yet they're still averaging four failures per test and 13 advisories, pointing to age-related wear rather than heavy use as the problem. Before purchase, budget for immediate remedial work and have a pre-buy inspection focus on suspension, braking, and electrical systems—the typical weak points in cars this old.
The 1998 Mercedes Benz A Class has a below-average first-time pass rate (66.3% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.
These stats describe 3,467 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 3,467 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 3,467 Mercedes Benz A Class cars.
Before you buy a 1998 Mercedes Benz A Class
Based on MOT data from 3,467 vehicles — here's what to check.
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Check the full MOT history.
28.7% 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 (93%) | 3,231 | 66.3% | 4 |
| Diesel (7%) | 236 | 66.4% | 3.85 |
Colour Breakdown
Based on 357,326 Mercedes Benz A Class vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 1998 Mercedes Benz A Class 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 Mercedes Benz A Class vehicles fall between 65,356 and 94,940 miles.
1998 Mercedes Benz A Class — Still on the Road
Numbers are thinning — 6% of 1998 Mercedes Benz A Classs are still active.
Numbers are declining — 72 vehicles still getting MOTs in 2021 (6% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2021.
* 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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Compare with another model
See how the 1998 Mercedes Benz A Class stacks up against a rival.