2021 Mercedes-Benz Amg E 53 Ngt Ed Prm+ 4M+A — MOT failures & pass rate
Across 576 MOT tests, the 2021 Mercedes-Benz Amg E 53 Ngt Ed Prm+ 4M+A recorded an 88.7% pass rate. All cars of a similar age fail 8.6% of the time, so this is 2.7pp worse than the group it competes with. Failures cluster in tyres, road wheels and lighting & signalling.
What the MOT record shows
Tyres dominates the failure mix at 8.2% of all tests — 5.9 points clear of road wheels, so it is the first thing to check.
At component level the recurring items are headlamp aim, tread depth and registration plates — headlamp aim alone was recorded 10 times.
Advisories point at the next bill rather than this one: tyres was flagged on 18.2% of tests without failing them.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 8.2% | 47 |
| 2 | Road wheels | 2.3% | 13 |
| 3 | Lighting & signalling | 1.6% | 9 |
| 4 | Visibility | 1.0% | 6 |
| 5 | Body, structure & corrosion | 0.7% | 4 |
| 6 | Other defects | 0.5% | 3 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Headlamp aim | 10 |
| 2 | Tread depth | 6 |
| 3 | Registration plates | 6 |
| 4 | Wipers | 4 |
| 5 | Flexible couplings | 3 |
| 6 | Ball joint | 3 |
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 | 18.2% | 105 |
| 2 | Brakes | 3.8% | 22 |
| 3 | Other defects | 3.5% | 20 |
| 4 | Body, structure & corrosion | 3.1% | 18 |
| 5 | Visibility | 2.6% | 15 |
| 6 | Road wheels | 2.1% | 12 |
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 | 345 | 10.1% |
| 30-60k | 220 | 13.2% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 282 | 12.8% |
| 2025 | 281 | 10.0% |
What to check before buying a 2021 Amg E 53 Ngt Ed Prm+ 4M+A
On a 2021 Amg E 53 Ngt Ed Prm+ 4M+A, tyres is what the MOT record says goes wrong most — it appeared in 8.2% of tests. Check these areas before you commit.
- Tyres (8.2% 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.
- Road wheels (2.3% of tests): Damaged or corroded wheels, missing/loose fixings — generally a moderate fix. Typical repair: £80–£250.
- Lighting & signalling (1.6% 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 2021 Mercedes-Benz Amg E 53 Ngt Ed Prm+ 4M+As pass their MOT?
88.7% of the 576 2021 Mercedes-Benz Amg E 53 Ngt Ed Prm+ 4M+A MOT tests in this dataset passed — a 11.3% fail rate.
What is the most common MOT failure on a 2021 Mercedes-Benz Amg E 53 Ngt Ed Prm+ 4M+A?
Tyres, recorded in 8.2% of tests, followed by road wheels (2.3%).
Does the 2021 Amg E 53 Ngt Ed Prm+ 4M+A get worse with mileage?
Its MOT fail rate rises from 10.1% in the 0-30k band to 13.2% in the 30-60k band.
Methodology & source. Based on 576 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.