2018 Rolls-Royce Phantom — MOT failures & pass rate
348 MOT tests on the 2018 Rolls-Royce Phantom are in this dataset, and 98.0% of them passed. Against all cars of a similar age (10.9% fail rate), the 2018 Phantom comes out 8.9pp better. Failures cluster in tyres and suspension.
What the MOT record shows
At component level the recurring items are shock absorbers and tread depth — shock absorbers alone was recorded 3 times.
Advisories point at the next bill rather than this one: tyres was flagged on 10.3% of tests without failing them.
The trend is worsening — 0.0% of tests failed in 2021 against 4.5% in 2025, the usual pattern as a fleet ages.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 1.1% | 4 |
| 2 | Suspension | 0.9% | 3 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Shock absorbers | 3 |
| 2 | Tread depth | 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 | 10.3% | 36 |
| 2 | Emissions & environmental | 0.9% | 3 |
| 3 | Other defects | 0.6% | 2 |
| 4 | Suspension | 0.6% | 2 |
| 5 | Brakes | 0.3% | 1 |
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 | 1.7% |
| 30-60k | 47 | 4.3% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 70 | 0.0% |
| 2022 | 74 | 4.0% |
| 2023 | 73 | 1.4% |
| 2024 | 64 | 0.0% |
| 2025 | 67 | 4.5% |
What to check before buying a 2018 Phantom
On a 2018 Phantom, tyres is what the MOT record says goes wrong most — it appeared in 1.1% of tests. Check these areas before you commit.
- Tyres (1.1% 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.
- Suspension (0.9% of tests): Worn drop links, bushes, springs or shocks — listen for knocks over bumps and check for uneven tyre wear. Typical repair: £150–£450 per corner.
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 2018 Rolls-Royce Phantoms pass their MOT?
98.0% of the 348 2018 Rolls-Royce Phantom MOT tests in this dataset passed — a 2.0% fail rate.
What is the most common MOT failure on a 2018 Rolls-Royce Phantom?
Tyres, recorded in 1.1% of tests, followed by suspension (0.9%).
Does the 2018 Phantom get worse with mileage?
Its MOT fail rate rises from 1.7% in the 0-30k band to 4.3% in the 30-60k band.
Methodology & source. Based on 348 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.