Where in Britain does the Mercedes-Benz G-Class fail its MOT most?
Across Britain, 16.0% of 5,580 initial MOT tests (first attempts) of the Mercedes-Benz G-Class failed in 2019–2024. It fails most in Hemel Hempstead (HP): 30.6% against 15.6% elsewhere (+14.9 points). It does best in Birmingham (B), −8.5 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mercedes-Benz G-Class MOT statistics · check a Mercedes-Benz G-Class by registration
Mercedes-Benz G-Class in every postcode area with 100+ tests
From the largest excess over the rest of Britain to the largest shortfall.
| Area | Failed here, % | Rest of Britain, % | Difference, points | 95% interval | Tests |
|---|---|---|---|---|---|
| Hemel Hempstead (HP) | 30.6 | 15.6 | +14.9 | +6.7 to +23.2 | 121 (rough estimate) |
| London SW (SW) | 24.1 | 15.7 | +8.5 | +2.4 to +14.5 | 199 (rough estimate) |
| Guildford (GU) | 22.2 | 15.8 | +6.4 | −1.5 to +14.3 | 108 (rough estimate) |
| Twickenham (TW) | 13.8 | 16.0 | −2.2 | −7.9 to +3.5 | 145 (rough estimate) |
| Uxbridge (UB) | 13.0 | 16.0 | −3.1 | −9.5 to +3.3 | 108 (rough estimate) |
| London W (W) | 12.9 | 16.0 | −3.1 | −9.3 to +3.1 | 116 (rough estimate) |
| Kingston upon Thames (KT) | 11.7 | 16.1 | −4.4 | −9.1 to +0.3 | 188 (rough estimate) |
| Sheffield (S) | 11.5 | 16.1 | −4.6 | −10.5 to +1.4 | 113 (rough estimate) |
| London NW (NW) | 10.9 | 16.2 | −5.3 | −9.1 to −1.4 | 274 (rough estimate) |
| London E (E) | 10.0 | 16.1 | −6.1 | −12.0 to −0.1 | 100 (rough estimate) |
| Chelmsford (CM) | 8.5 | 16.1 | −7.7 | −12.6 to −2.8 | 130 (rough estimate) |
| Birmingham (B) | 7.8 | 16.2 | −8.5 | −12.5 to −4.4 | 180 (rough estimate) |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 5,580 (initial tests) · Method: postcode area of the testing station against the same model's tests elsewhere in Britain, difference of two proportions with a 95% interval; named at 3+ points with the interval clear of zero; not age-adjusted · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
Mercedes-Benz G-Class body, chassis and structure failures · Mercedes-Benz G-Class brakes failures · Mercedes-Benz G-Class vehicle identification failures · Mercedes-Benz G-Class lamps, reflectors and electrics failures · Mercedes-Benz G-Class noise, emissions and leaks failures · Mercedes-Benz G-Class seat belts and airbags failures · Mercedes-Benz G-Class steering failures · Mercedes-Benz G-Class suspension failures · Mercedes-Benz G-Class tyres failures · Mercedes-Benz G-Class visibility failures