BMW Z4 MOT pass rate
84.1% of 66,000 BMW Z4 MOT tests pass.
At 84.1%, The Z4 passes slightly less often than the average across all BMW models (85.5%).
The BMW Z4 has a pass rate of 84.1%, a little higher than the national average for cars (79.2%).
Own this BMW Z4?
This is the average across every BMW Z4 in the dataset. Look up your own registration for its actual MOT history, and a free place to keep its maintenance records.
How to check and keep your BMW’s service history →
Pass rate by vehicle age
Pass rate declines noticeably with age, from 94.2% at 0–3 years to 77.9% at 15+ years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | 94.2% | 2,130 | 17,136 miles |
| 3–6 years | 93.4% | 10,135 | 24,106 miles |
| 6–10 years | 87.9% | 7,503 | 45,302 miles |
| 10–15 years | 86.3% | 17,474 | 65,461 miles |
| 15+ years | 77.9% | 28,758 | 89,348 miles |
Common MOT failure reasons for the BMW Z4
The most common reason the BMW Z4 fails its MOT is lamps, reflectors and electrical equipment — present in 32.4% of failed tests, most often logged as "Not working".
| Category | Share of failed tests | Example |
|---|---|---|
| Lamps, reflectors and electrical equipment | 32.4% | Not working |
| Brakes | 31.4% | Excessively corroded |
| Suspension | 30.4% | Ball joint excessively worn |
| Tyres | 28.2% | Has ply or cords exposed |
| Visibility | 16.7% | Does not clear the windscreen effectively |
| Noise, emissions and leaks | 13.8% | Inoperative or indicates a malfunction |
| Road Wheels | 6.2% | Fractured |
| Seat belts and supplementary restraint systems | 4.8% | Warning lamp indicates a fault |
| Body, chassis, structure | 3.4% | Ineffective |
| Identification of the vehicle | 2.5% | Does not conform to the specified requirements |
Related BMW models
- BMW 3 SERIES — 82.6% pass rate
- BMW 1 SERIES — 83.7% pass rate
- BMW 5 SERIES — 85.0% pass rate
- BMW 2 SERIES — 89.3% pass rate
- BMW 4 SERIES — 88.9% pass rate
- BMW X5 — 86.7% pass rate
Frequently asked questions
- What is the MOT pass rate for the BMW Z4?
- 84.1% of BMW Z4 MOT tests pass, based on 66,000 tests in the DVSA anonymised MOT tests and results dataset.
- What are the most common MOT failures for the BMW Z4?
- The most common reason the BMW Z4 fails its MOT is lamps, reflectors and electrical equipment — present in 32.4% of failed tests, most often logged as "Not working".
- Does this show the BMW Z4's service history?
- No — this is MOT test data, which covers roadworthiness, not servicing. A service history is a separate record of maintenance work, which a specific car only has if its owner has kept it. See the BMW service history guide for how to check and keep one.