Where in Britain does the Mazda BT-50 fail its MOT most?
Across Britain, 41.3% of 6,506 initial MOT tests (first attempts) of the Mazda BT-50 failed in 2019–2024. It fails most in Exeter (EX): 54.4% against 40.9% elsewhere (+13.5 points). It does best in Chelmsford (CM), −14.2 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mazda BT-50 MOT statistics · check a Mazda BT-50 by registration
Mazda BT-50 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 |
|---|---|---|---|---|---|
| Exeter (EX) | 54.4 | 40.9 | +13.5 | +6.2 to +20.8 | 182 (rough estimate) |
| Plymouth (PL) | 53.7 | 41.1 | +12.6 | +3.2 to +22.1 | 108 (rough estimate) |
| York (YO) | 52.5 | 41.1 | +11.4 | +2.5 to +20.3 | 122 (rough estimate) |
| Hereford (HR) | 48.8 | 41.1 | +7.7 | −1.2 to +16.5 | 125 (rough estimate) |
| Swansea (SA) | 48.2 | 41.1 | +7.2 | +0.1 to +14.3 | 197 (rough estimate) |
| Guildford (GU) | 46.7 | 41.2 | +5.5 | −3.5 to +14.5 | 120 (rough estimate) |
| Southampton (SO) | 45.4 | 41.2 | +4.2 | −5.3 to +13.6 | 108 (rough estimate) |
| Norwich (NR) | 45.1 | 41.2 | +3.9 | −3.2 to +11.0 | 193 (rough estimate) |
| Newcastle (NE) | 43.6 | 41.2 | +2.4 | −6.7 to +11.4 | 117 (rough estimate) |
| Sheffield (S) | 41.1 | 41.3 | −0.2 | −9.4 to +9.0 | 112 (rough estimate) |
| Tonbridge (TN) | 39.8 | 41.3 | −1.5 | −8.6 to +5.5 | 191 (rough estimate) |
| Coventry (CV) | 39.6 | 41.3 | −1.7 | −10.8 to +7.5 | 111 (rough estimate) |
| Peterborough (PE) | 39.1 | 41.3 | −2.2 | −10.4 to +6.0 | 138 (rough estimate) |
| Ipswich (IP) | 36.5 | 41.4 | −4.9 | −12.7 to +3.0 | 148 (rough estimate) |
| Redhill (RH) | 34.9 | 41.4 | −6.6 | −14.8 to +1.7 | 132 (rough estimate) |
| Bradford (BD) | 34.3 | 41.4 | −7.1 | −15.2 to +1.0 | 134 (rough estimate) |
| Llandudno (LL) | 33.0 | 41.4 | −8.4 | −17.3 to +0.5 | 109 (rough estimate) |
| Portsmouth (PO) | 30.9 | 41.6 | −10.7 | −17.7 to −3.7 | 175 (rough estimate) |
| Chelmsford (CM) | 27.4 | 41.5 | −14.2 | −22.3 to −6.0 | 117 (rough estimate) |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 6,506 (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
Mazda BT-50 body, chassis and structure failures · Mazda BT-50 brakes failures · Mazda BT-50 vehicle identification failures · Mazda BT-50 lamps, reflectors and electrics failures · Mazda BT-50 noise, emissions and leaks failures · Mazda BT-50 seat belts and airbags failures · Mazda BT-50 steering failures · Mazda BT-50 suspension failures · Mazda BT-50 tyres failures · Mazda BT-50 visibility failures