Rover 420 (1999)
1999 Rover 420
CarHunch analysed 8,221 real MOT records for the 1999 Rover 420.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 1999 Rover 420 is significantly less reliable than the UK average, with a first-time MOT pass rate of just 66.1% against the national 80% benchmark—meaning roughly one in three will fail their test. Nearly one in five of these cars (19.5%) have recorded a dangerous defect at some point, which is a material concern for a buyer and worth a thorough pre-purchase inspection.
At an average mileage of 97,227, these vehicles are fairly well-worn for their age, and that wear shows: they rack up an average of 3.0 failures and 9.3 advisories per test, pointing to widespread issues with suspension, emissions, brakes, and trim. If you're considering one, budget for remedial work before buying and expect ongoing maintenance costs to be higher than more modern equivalents.
The 1999 Rover 420 has a below-average first-time pass rate (66.1% vs ~80% UK average) — check the specific vehicle's full MOT history carefully before buying.
These stats describe 8,221 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 8,221 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 1999.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 8,221 Rover 420 cars.
Before you buy a 1999 Rover 420
Based on MOT data from 8,221 vehicles — here's what to check.
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Check the full MOT history.
19.5% 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 |
|---|---|---|---|
| Diesel (57%) | 4,670 | 65.7% | 3.24 |
| Petrol (43%) | 3,546 | 66.6% | 2.69 |
Colour Breakdown
Based on 59,311 Rover 420 vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 1999 Rover 420 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 1999 Rover 420 vehicles fall between 85,701 and 126,722 miles.
1999 Rover 420 — Still on the Road
Numbers are thinning — 5% of 1999 Rover 420s are still active.
Numbers are declining — 58 vehicles still getting MOTs in 2021 (5% 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 1999 Rover 420 stacks up against a rival.