2022 Porsche 718 Cayman Gt4 — MOT failures & pass rate
301 MOT tests on the 2022 Porsche 718 Cayman Gt4 are in this dataset, and 95.7% of them passed. Against all cars of a similar age (8.1% fail rate), the 2022 718 Cayman Gt4 comes out 3.8pp better. Failures cluster in other defects, tyres and lighting & signalling.
What the MOT record shows
No single area dominates — other defects (1.7%) and tyres (1.7%) are close, so failures are spread across several systems rather than one weak point.
At component level the recurring items are registration plates, headlamp cleaning device and windscreen — registration plates alone was recorded 5 times.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Other defects | 1.7% | 5 |
| 2 | Tyres | 1.7% | 5 |
| 3 | Lighting & signalling | 1.0% | 3 |
| 4 | Visibility | 0.3% | 1 |
| 5 | Suspension | 0.3% | 1 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Registration plates | 5 |
| 2 | Headlamp cleaning device | 3 |
| 3 | Windscreen | 1 |
| 4 | Axle | 1 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 3.3% | 10 |
| 2 | Brakes | 1.3% | 4 |
| 3 | Visibility | 1.0% | 3 |
| 4 | Lighting & signalling | 1.0% | 3 |
| 5 | Other defects | 0.7% | 2 |
| 6 | Body, structure & corrosion | 0.7% | 2 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 298 | 4.0% |
What to check before buying a 2022 718 Cayman Gt4
The failure pattern for this year is specific enough to inspect against: other defects accounted for 1.7% of tests. Start there.
- Other defects (1.7% of tests): Miscellaneous items not in the main categories. Typical repair: varies.
- Tyres (1.7% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Lighting & signalling (1.0% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2022 Porsche 718 Cayman Gt4s pass their MOT?
95.7% of the 301 2022 Porsche 718 Cayman Gt4 MOT tests in this dataset passed — a 4.3% fail rate.
What is the most common MOT failure on a 2022 Porsche 718 Cayman Gt4?
Other defects, recorded in 1.7% of tests, followed by tyres (1.7%).
Methodology & source. Based on 301 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-27. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.