Where in Britain does the Mercedes-Benz GLB fail its MOT most?
Across Britain, 9.6% of 9,723 initial MOT tests (first attempts) of the Mercedes-Benz GLB failed in 2019–2024. It fails most in Guildford (GU): 17.4% against 9.5% elsewhere (+7.9 points). It does best in Kingston upon Thames (KT), −7.3 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mercedes-Benz GLB MOT statistics · check a Mercedes-Benz GLB by registration
Mercedes-Benz GLB 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 |
|---|---|---|---|---|---|
| Guildford (GU) | 17.4 | 9.5 | +7.9 | +1.6 to +14.3 | 138 (rough estimate) |
| Croydon (CR) | 14.8 | 9.5 | +5.3 | −1.4 to +12.0 | 108 (rough estimate) |
| Reading (RG) | 13.6 | 9.5 | +4.1 | −0.4 to +8.6 | 228 (rough estimate) |
| Stockport (SK) | 13.4 | 9.5 | +3.9 | −0.6 to +8.4 | 224 (rough estimate) |
| Dartford (DA) | 13.4 | 9.5 | +3.9 | −1.8 to +9.5 | 142 (rough estimate) |
| Warrington (WA) | 12.7 | 9.5 | +3.2 | −2.9 to +9.2 | 118 (rough estimate) |
| Hemel Hempstead (HP) | 12.2 | 9.5 | +2.7 | −2.6 to +8.0 | 147 (rough estimate) |
| Glasgow (G) | 11.9 | 9.5 | +2.3 | −2.0 to +6.7 | 219 (rough estimate) |
| Leicester (LE) | 11.8 | 9.5 | +2.3 | −3.0 to +7.6 | 144 (rough estimate) |
| Birmingham (B) | 11.2 | 9.5 | +1.7 | −2.4 to +5.7 | 241 (rough estimate) |
| Manchester (M) | 10.9 | 9.6 | +1.3 | −4.8 to +7.4 | 101 (rough estimate) |
| Bristol (BS) | 10.7 | 9.6 | +1.1 | −3.1 to +5.4 | 206 (rough estimate) |
| London SE (SE) | 10.1 | 9.6 | +0.6 | −4.3 to +5.5 | 148 (rough estimate) |
| Romford (RM) | 10.0 | 9.6 | +0.4 | −4.3 to +5.1 | 160 (rough estimate) |
| Edinburgh (EH) | 9.9 | 9.6 | +0.3 | −4.5 to +5.1 | 152 (rough estimate) |
| Coventry (CV) | 9.8 | 9.6 | +0.2 | −5.6 to +6.0 | 102 (rough estimate) |
| Cardiff (CF) | 9.4 | 9.6 | −0.2 | −5.3 to +4.9 | 128 (rough estimate) |
| Newcastle (NE) | 9.4 | 9.6 | −0.2 | −5.3 to +4.9 | 128 (rough estimate) |
| Sheffield (S) | 9.0 | 9.6 | −0.6 | −5.1 to +4.0 | 155 (rough estimate) |
| Medway (ME) | 9.0 | 9.6 | −0.6 | −5.9 to +4.8 | 111 (rough estimate) |
| Northampton (NN) | 9.0 | 9.6 | −0.6 | −5.1 to +3.9 | 156 (rough estimate) |
| Tonbridge (TN) | 8.3 | 9.6 | −1.3 | −6.5 to +4.0 | 108 (rough estimate) |
| Twickenham (TW) | 8.3 | 9.6 | −1.3 | −6.3 to +3.6 | 121 (rough estimate) |
| Nottingham (NG) | 8.2 | 9.6 | −1.4 | −5.9 to +3.0 | 147 (rough estimate) |
| Liverpool (L) | 8.1 | 9.6 | −1.6 | −5.6 to +2.5 | 174 (rough estimate) |
| Southampton (SO) | 7.9 | 9.6 | −1.7 | −7.0 to +3.6 | 101 (rough estimate) |
| London NW (NW) | 7.9 | 9.6 | −1.7 | −5.2 to +1.8 | 240 (rough estimate) |
| Stoke-on-Trent (ST) | 7.8 | 9.6 | −1.8 | −7.0 to +3.5 | 102 (rough estimate) |
| Peterborough (PE) | 7.8 | 9.6 | −1.8 | −5.9 to +2.3 | 167 (rough estimate) |
| Swindon (SN) | 7.3 | 9.6 | −2.3 | −7.2 to +2.6 | 110 (rough estimate) |
| Bolton (BL) | 7.2 | 9.6 | −2.4 | −7.0 to +2.2 | 125 (rough estimate) |
| Chelmsford (CM) | 5.7 | 9.7 | −3.9 | −7.0 to −0.9 | 227 (rough estimate) |
| Ilford (IG) | 5.6 | 9.6 | −4.1 | −7.9 to −0.3 | 144 (rough estimate) |
| Milton Keynes (MK) | 5.0 | 9.7 | −4.6 | −7.7 to −1.5 | 198 (rough estimate) |
| London E (E) | 4.7 | 9.6 | −5.0 | −8.7 to −1.2 | 128 (rough estimate) |
| Kingston upon Thames (KT) | 2.5 | 9.7 | −7.3 | −9.5 to −5.0 | 202 (rough estimate) |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 9,723 (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 GLB in the Netherlands · Mercedes-Benz GLB body, chassis and structure failures · Mercedes-Benz GLB brakes failures · Mercedes-Benz GLB vehicle identification failures · Mercedes-Benz GLB lamps, reflectors and electrics failures · Mercedes-Benz GLB seat belts and airbags failures · Mercedes-Benz GLB suspension failures · Mercedes-Benz GLB tyres failures · Mercedes-Benz GLB visibility failures