Matchless G80 Reliability, MOT Pass Rate & Common Faults
Free Matchless G80 car check
Is the Matchless G80 reliable? We analysed 2,210 real MOT tests across 424 vehicles to find out.
Got a specific Matchless G80? Enter the reg for a free check:
The Matchless G80 is above average for reliability based on real UK MOT data. Common problems include stop lamp does not illuminate immediately a brake applies, headlamp at least one does not illuminate on dipped beam and tyre has a tear caused by separation or partial failure of its structure. Here's everything you need to know before buying a used Matchless G80.
Matchless G80 Number Plates
Number plates registered to a Matchless G80. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Matchless G80 MOT Pass Rate by Year
How likely is a Matchless G80 to pass its MOT? Here's the pass rate for each registration year, newest first.
Matchless G80 Problems — What Goes Wrong?
The most common reasons a Matchless G80 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Matchless G80 Mileage — What's Normal?
How many miles does a typical Matchless G80 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Matchless G80 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Matchless G80 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2006 | 51 | 90.2% | 1,361 | 7,095 | 18,589 |
| 1990 | 126 | 92.9% | 12,444 | 15,673 | 19,857 |
| 1989 | 166 | 92.8% | 6,616 | 10,053 | 13,920 |
| 1988 | 197 | 87.3% | 5,543 | 15,611 | 22,334 |
| 1987 | 95 | 88.4% | 7,856 | 15,262 | 31,024 |
| 1961 | 59 | 98.3% | 787 | 22,354 | 33,427 |
| 1960 | 78 | 92.3% | 2,374 | 13,633 | 32,104 |
| 1959 | 105 | 89.5% | 1,599 | 15,751 | 30,413 |
| 1958 | 51 | 94.1% | 1,571 | 11,537 | 34,356 |
| 1957 | 82 | 93.9% | 11,072 | 26,645 | 47,294 |
| 1956 | 53 | 88.7% | 6,710 | 15,298 | 30,402 |
| 1955 | 120 | 91.7% | 2,788 | 6,821 | 26,391 |
| 1954 | 55 | 92.7% | 9,965 | 14,686 | 28,987 |
| 1953 | 71 | 93.0% | 4,762 | 20,000 | 52,336 |
| 1952 | 66 | 89.4% | 2,164 | 6,356 | 21,513 |
| 1951 | 57 | 91.2% | 1,392 | 10,650 | 16,024 |
How Long Does a Matchless G80 Last?
Based on 424 Matchless G80 vehicles on UK roads.
Matchless G80 Mileage Distribution
Total mileage recorded across all Matchless G80 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Matchless G80
Based on MOT pass rates across all registration years with sufficient test data.
98.3% MOT pass rate from 59 tests
87.3% MOT pass rate from 197 tests
The best year to buy a used Matchless G80 is 1961, which has the highest MOT pass rate at 98.3% across 59 tests. The 1988 model year has the lowest pass rate at 87.3% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Matchless G80 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Matchless G80 THIS CAR | 92.3% | 2,210 | 10,974 mi | 75 yrs |
| Matchless G12 | 92.6% | 1,648 | 20,472 mi | 67 yrs |
| Matchless G3 | 93.1% | 1,475 | 18,176 mi | 71 yrs |
| Matchless G3LS | 93% | 1,079 | 15,488 mi | 73 yrs |
| Kawasaki ZX900-C2 | 86.1% | 1,269 | 20,634 mi | 27 yrs |
Compared to the Matchless G12 (92.6% pass rate) and the Matchless G3 (93.1% pass rate), the Matchless G80 trails behind on MOT reliability.
Found a Matchless G80 you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Matchless G80Should you buy a used Matchless G80?
The Matchless G80 has an overall MOT pass rate of 92.3% across 2,210 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Matchless G80 are stop lamp does not illuminate immediately a brake applies (7 recorded failures), headlamp at least one does not illuminate on dipped beam (7), and tyre has a tear caused by separation or partial failure of its structure (6). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Matchless G80 owner drives around 275 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Matchless G80 models stay on UK roads for around 75 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.