MERCEDES-BENZ R-CLASS MOT pass rate
81.4% of 4,406 MERCEDES-BENZ R-CLASS MOT tests pass.
At 81.4%, The R-CLASS passes slightly less often than the average across all MERCEDES-BENZ models (83.5%).
The MERCEDES-BENZ R-CLASS has a pass rate of 81.4%, a little higher than the national average for cars (79.2%).
Own this MERCEDES-BENZ R-CLASS?
This is the average across every MERCEDES-BENZ R-CLASS 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 MERCEDES-BENZ’s service history →
Pass rate by vehicle age
Pass rate declines noticeably with age, from 84.7% at 10–15 years to 75.9% at 15+ years.
| Vehicle age | Pass rate | Tests | Average mileage |
|---|---|---|---|
| 0–3 years | no tests recorded | 0 | no reading |
| 3–6 years | no tests recorded | 0 | no reading |
| 6–10 years | no tests recorded | 0 | no reading |
| 10–15 years | 84.7% | 2,762 | 106,876 miles |
| 15+ years | 75.9% | 1,644 | 125,162 miles |
Common MOT failure reasons for the MERCEDES-BENZ R-CLASS
The most common reason the MERCEDES-BENZ R-CLASS fails its MOT is brakes — present in 48.8% of failed tests, most often logged as "Efficiency below requirements".
| Category | Share of failed tests | Example |
|---|---|---|
| Brakes | 48.8% | Efficiency below requirements |
| Lamps, reflectors and electrical equipment | 45.5% | Not working |
| Tyres | 17.4% | Tread depth below requirements of 1.6mm |
| Body, chassis, structure | 17.4% | Constant velocity boot split or insecure, no longer prevents the ingress of dirt |
| Noise, emissions and leaks | 17.4% | Inoperative or indicates a malfunction |
| Suspension | 14.4% | Has a serious fluid leak |
| Visibility | 8.0% | Does not clear the windscreen effectively |
| Seat belts and supplementary restraint systems | 4.4% | Warning lamp indicates a fault |
| Steering | 3.5% | Gaiter missing or no longer prevents the ingress of dirt |
| Road Wheels | 2.1% | Fixing missing |
Related MERCEDES-BENZ models
- MERCEDES-BENZ C-CLASS — 81.4% pass rate
- MERCEDES-BENZ A-CLASS — 85.3% pass rate
- MERCEDES-BENZ E-CLASS — 83.3% pass rate
- MERCEDES-BENZ GLA — 89.4% pass rate
- MERCEDES-BENZ GLC — 91.1% pass rate
- MERCEDES-BENZ CLA — 87.2% pass rate
Frequently asked questions
- What is the MOT pass rate for the MERCEDES-BENZ R-CLASS?
- 81.4% of MERCEDES-BENZ R-CLASS MOT tests pass, based on 4,406 tests in the DVSA anonymised MOT tests and results dataset.
- What are the most common MOT failures for the MERCEDES-BENZ R-CLASS?
- The most common reason the MERCEDES-BENZ R-CLASS fails its MOT is brakes — present in 48.8% of failed tests, most often logged as "Efficiency below requirements".
- Does this show the MERCEDES-BENZ R-CLASS'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 MERCEDES-BENZ service history guide for how to check and keep one.