Where in Britain does the Seat Mii fail its MOT most?
Across Britain, 19.7% of 99,179 initial MOT tests (first attempts) of the Seat Mii failed in 2019–2024. It fails most in Motherwell (ML): 30.0% against 19.7% elsewhere (+10.4 points). It does best in Torquay (TQ), −6.2 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Seat Mii MOT statistics · check a Seat Mii by registration
Seat Mii 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 |
|---|---|---|---|---|---|
| Motherwell (ML) | 30.0 | 19.7 | +10.4 | +6.1 to +14.6 | 446 (rough estimate) |
| Dundee (DD) | 28.9 | 19.7 | +9.2 | +5.1 to +13.3 | 467 (rough estimate) |
| Paisley (PA) | 25.8 | 19.7 | +6.1 | +2.5 to +9.6 | 586 |
| Edinburgh (EH) | 25.7 | 19.6 | +6.1 | +4.0 to +8.1 | 1,698 |
| Aberdeen (AB) | 25.7 | 19.7 | +6.1 | +2.7 to +9.4 | 641 |
| Watford (WD) | 25.7 | 19.7 | +6.0 | +1.3 to +10.6 | 335 (rough estimate) |
| Falkirk (FK) | 25.2 | 19.7 | +5.5 | +1.4 to +9.5 | 449 (rough estimate) |
| London W (W) | 25.2 | 19.7 | +5.4 | −1.4 to +12.3 | 155 (rough estimate) |
| Kirkcaldy (KY) | 24.3 | 19.7 | +4.6 | +1.6 to +7.6 | 798 |
| Perth (PH) | 24.3 | 19.7 | +4.6 | −1.2 to +10.3 | 214 (rough estimate) |
| Glasgow (G) | 23.6 | 19.6 | +4.0 | +2.1 to +5.9 | 2,017 |
| Tonbridge (TN) | 23.5 | 19.6 | +3.8 | +2.2 to +5.4 | 2,771 |
| Cardiff (CF) | 23.5 | 19.7 | +3.8 | +2.0 to +5.7 | 2,011 |
| London SW (SW) | 23.3 | 19.7 | +3.5 | −1.5 to +8.6 | 271 (rough estimate) |
| Salisbury (SP) | 23.0 | 19.7 | +3.3 | −0.8 to +7.4 | 404 (rough estimate) |
| Carlisle (CA) | 23.0 | 19.7 | +3.3 | +0.3 to +6.3 | 748 |
| Manchester (M) | 22.9 | 19.7 | +3.3 | +0.9 to +5.6 | 1,251 |
| Shrewsbury (SY) | 22.9 | 19.7 | +3.2 | −1.3 to +7.6 | 341 (rough estimate) |
| Harrogate (HG) | 22.4 | 19.7 | +2.7 | −1.5 to +6.9 | 375 (rough estimate) |
| Leeds (LS) | 22.0 | 19.7 | +2.3 | +0.3 to +4.4 | 1,576 |
| Ilford (IG) | 21.9 | 19.7 | +2.2 | −5.1 to +9.5 | 123 (rough estimate) |
| Harrow (HA) | 21.9 | 19.7 | +2.2 | −2.6 to +6.9 | 292 (rough estimate) |
| Chester (CH) | 21.8 | 19.7 | +2.1 | −1.0 to +5.2 | 674 |
| London N (N) | 21.8 | 19.7 | +2.0 | −2.7 to +6.8 | 294 (rough estimate) |
| Inverness (IV) | 21.6 | 19.7 | +1.9 | −2.1 to +5.9 | 411 (rough estimate) |
| Gloucester (GL) | 21.6 | 19.7 | +1.9 | −0.5 to +4.3 | 1,110 |
| Bristol (BS) | 21.6 | 19.7 | +1.9 | +0.3 to +3.5 | 2,552 |
| Blackpool (FY) | 21.6 | 19.7 | +1.9 | −1.9 to +5.7 | 458 (rough estimate) |
| Brighton (BN) | 21.6 | 19.7 | +1.9 | −0.5 to +4.3 | 1,163 |
| London E (E) | 21.6 | 19.7 | +1.9 | −4.2 to +7.9 | 176 (rough estimate) |
| Swansea (SA) | 21.5 | 19.7 | +1.9 | +0.2 to +3.5 | 2,363 |
| Darlington (DL) | 21.5 | 19.7 | +1.8 | −1.2 to +4.8 | 721 |
| Wigan (WN) | 21.3 | 19.7 | +1.6 | −3.6 to +6.8 | 239 (rough estimate) |
| Durham (DH) | 21.3 | 19.7 | +1.6 | −1.5 to +4.7 | 680 |
| Kilmarnock (KA) | 21.3 | 19.7 | +1.5 | −2.0 to +5.0 | 527 |
| Oxford (OX) | 21.2 | 19.7 | +1.5 | −0.8 to +3.8 | 1,239 |
| Stockport (SK) | 21.1 | 19.7 | +1.4 | −0.9 to +3.8 | 1,154 |
| Redhill (RH) | 21.1 | 19.7 | +1.3 | −1.2 to +3.9 | 1,016 |
| York (YO) | 21.0 | 19.7 | +1.3 | −0.9 to +3.4 | 1,350 |
| Milton Keynes (MK) | 20.9 | 19.7 | +1.2 | −1.2 to +3.6 | 1,133 |
| Northampton (NN) | 20.9 | 19.7 | +1.2 | −1.0 to +3.3 | 1,390 |
| Cambridge (CB) | 20.9 | 19.7 | +1.1 | −1.4 to +3.7 | 959 |
| Halifax (HX) | 20.7 | 19.7 | +1.0 | −3.5 to +5.5 | 309 (rough estimate) |
| Peterborough (PE) | 20.7 | 19.7 | +0.9 | −1.3 to +3.2 | 1,215 |
| Stoke-on-Trent (ST) | 20.6 | 19.7 | +0.9 | −1.4 to +3.2 | 1,168 |
| Birmingham (B) | 20.4 | 19.7 | +0.7 | −1.0 to +2.4 | 2,193 |
| Blackburn (BB) | 20.4 | 19.7 | +0.7 | −2.6 to +4.0 | 574 |
| Leicester (LE) | 20.3 | 19.7 | +0.5 | −1.5 to +2.6 | 1,510 |
| Warrington (WA) | 20.2 | 19.7 | +0.5 | −2.4 to +3.4 | 736 |
| Luton (LU) | 20.2 | 19.7 | +0.5 | −3.8 to +4.7 | 337 (rough estimate) |
| London SE (SE) | 20.1 | 19.7 | +0.4 | −3.3 to +4.1 | 452 (rough estimate) |
| Coventry (CV) | 20.0 | 19.7 | +0.3 | −1.9 to +2.5 | 1,319 |
| Galashiels (TD) | 20.0 | 19.7 | +0.3 | −5.4 to +6.0 | 190 (rough estimate) |
| Cleveland (TS) | 19.9 | 19.7 | +0.1 | −2.8 to +3.1 | 705 |
| London NW (NW) | 19.8 | 19.7 | +0.1 | −4.8 to +5.0 | 257 (rough estimate) |
| Slough (SL) | 19.8 | 19.7 | +0.0 | −3.8 to +3.9 | 415 (rough estimate) |
| Huddersfield (HD) | 19.8 | 19.7 | +0.0 | −2.9 to +3.0 | 709 |
| Lincoln (LN) | 19.5 | 19.7 | −0.2 | −3.3 to +2.9 | 630 |
| Hereford (HR) | 19.4 | 19.7 | −0.3 | −4.6 to +4.0 | 329 (rough estimate) |
| Oldham (OL) | 19.4 | 19.7 | −0.3 | −3.1 to +2.5 | 773 |
| Derby (DE) | 19.4 | 19.7 | −0.4 | −2.3 to +1.6 | 1,543 |
| Newcastle (NE) | 19.3 | 19.7 | −0.5 | −2.2 to +1.3 | 1,995 |
| Truro (TR) | 19.2 | 19.7 | −0.5 | −2.6 to +1.5 | 1,442 |
| Hemel Hempstead (HP) | 19.2 | 19.7 | −0.6 | −2.9 to +1.8 | 1,085 |
| Uxbridge (UB) | 19.1 | 19.7 | −0.6 | −5.7 to +4.5 | 230 (rough estimate) |
| Newport (NP) | 19.0 | 19.7 | −0.8 | −3.0 to +1.4 | 1,228 |
| Wolverhampton (WV) | 18.9 | 19.7 | −0.8 | −3.7 to +2.1 | 697 |
| Plymouth (PL) | 18.9 | 19.7 | −0.8 | −3.2 to +1.5 | 1,083 |
| Bradford (BD) | 18.9 | 19.7 | −0.8 | −3.6 to +1.9 | 793 |
| Guildford (GU) | 18.8 | 19.7 | −0.9 | −3.0 to +1.1 | 1,418 |
| Twickenham (TW) | 18.8 | 19.7 | −1.0 | −4.9 to +2.9 | 384 (rough estimate) |
| Sutton (SM) | 18.7 | 19.7 | −1.0 | −7.9 to +5.9 | 123 (rough estimate) |
| Reading (RG) | 18.6 | 19.7 | −1.1 | −3.2 to +0.9 | 1,457 |
| Hull (HU) | 18.6 | 19.7 | −1.2 | −3.8 to +1.5 | 835 |
| Portsmouth (PO) | 18.4 | 19.7 | −1.3 | −3.5 to +0.8 | 1,244 |
| Swindon (SN) | 18.3 | 19.7 | −1.4 | −3.8 to +0.9 | 1,059 |
| Crewe (CW) | 18.1 | 19.7 | −1.6 | −4.3 to +1.0 | 806 |
| Sunderland (SR) | 18.1 | 19.7 | −1.7 | −4.3 to +1.0 | 830 |
| Southampton (SO) | 18.1 | 19.7 | −1.7 | −4.1 to +0.8 | 941 |
| Doncaster (DN) | 18.0 | 19.8 | −1.8 | −3.9 to +0.4 | 1,240 |
| Worcester (WR) | 17.9 | 19.7 | −1.9 | −4.4 to +0.7 | 873 |
| Exeter (EX) | 17.7 | 19.8 | −2.0 | −4.3 to +0.3 | 1,089 |
| Croydon (CR) | 17.6 | 19.7 | −2.1 | −5.7 to +1.5 | 432 (rough estimate) |
| Bournemouth (BH) | 17.6 | 19.7 | −2.2 | −4.8 to +0.5 | 807 |
| Preston (PR) | 17.5 | 19.7 | −2.2 | −4.7 to +0.3 | 895 |
| Romford (RM) | 17.4 | 19.7 | −2.3 | −7.3 to +2.6 | 224 (rough estimate) |
| Bolton (BL) | 17.4 | 19.7 | −2.4 | −5.9 to +1.1 | 461 (rough estimate) |
| Medway (ME) | 16.9 | 19.7 | −2.8 | −5.9 to +0.2 | 580 |
| Dartford (DA) | 16.8 | 19.7 | −3.0 | −6.0 to +0.1 | 572 |
| Sheffield (S) | 16.8 | 19.8 | −3.0 | −4.5 to −1.6 | 2,809 |
| Dudley (DY) | 16.7 | 19.7 | −3.1 | −6.1 to −0.1 | 594 |
| Wakefield (WF) | 16.7 | 19.8 | −3.1 | −5.4 to −0.8 | 996 |
| Norwich (NR) | 16.7 | 19.8 | −3.1 | −5.0 to −1.2 | 1,530 |
| Walsall (WS) | 16.6 | 19.7 | −3.2 | −6.4 to +0.1 | 501 |
| Ipswich (IP) | 16.5 | 19.8 | −3.2 | −5.4 to −1.0 | 1,088 |
| St Albans (AL) | 16.4 | 19.8 | −3.3 | −6.1 to −0.6 | 694 |
| Enfield (EN) | 16.4 | 19.7 | −3.4 | −6.6 to −0.1 | 501 |
| Llandudno (LL) | 16.3 | 19.8 | −3.5 | −6.2 to −0.8 | 725 |
| Telford (TF) | 16.1 | 19.7 | −3.6 | −8.4 to +1.2 | 223 (rough estimate) |
| Liverpool (L) | 16.2 | 19.8 | −3.6 | −6.1 to −1.1 | 817 |
| Colchester (CO) | 16.1 | 19.8 | −3.6 | −6.4 to −0.8 | 676 |
| Taunton (TA) | 16.0 | 19.7 | −3.7 | −7.5 to +0.1 | 362 (rough estimate) |
| Nottingham (NG) | 15.7 | 19.8 | −4.1 | −5.7 to −2.5 | 2,156 |
| Canterbury (CT) | 15.6 | 19.8 | −4.1 | −6.2 to −2.1 | 1,190 |
| Kingston upon Thames (KT) | 15.5 | 19.8 | −4.3 | −7.3 to −1.3 | 569 |
| Bromley (BR) | 15.3 | 19.7 | −4.4 | −8.0 to −0.9 | 405 (rough estimate) |
| Bath (BA) | 15.2 | 19.8 | −4.6 | −7.0 to −2.1 | 843 |
| Lancaster (LA) | 15.2 | 19.8 | −4.6 | −7.3 to −1.9 | 706 |
| Dorchester (DT) | 15.0 | 19.7 | −4.8 | −9.2 to −0.3 | 247 (rough estimate) |
| Southend-on-Sea (SS) | 14.9 | 19.8 | −4.8 | −8.0 to −1.6 | 475 (rough estimate) |
| Stevenage (SG) | 14.6 | 19.8 | −5.2 | −7.3 to −3.0 | 1,053 |
| Chelmsford (CM) | 14.2 | 19.8 | −5.6 | −7.6 to −3.7 | 1,262 |
| Torquay (TQ) | 13.6 | 19.8 | −6.2 | −8.7 to −3.7 | 736 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 99,179 (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
Seat Mii 2012 · Seat Mii 2013 · Seat Mii 2014 · Seat Mii 2015 · Seat Mii 2016 · Seat Mii 2017 · Seat Mii 2018 · Seat Mii 2019 · Seat Mii 2020 · Seat Mii in Norway · Seat Mii in Finland · Seat Mii in the Netherlands · Seat Mii body, chassis and structure failures · Seat Mii brakes failures · Seat Mii vehicle identification failures · Seat Mii lamps, reflectors and electrics failures · Seat Mii noise, emissions and leaks failures · Seat Mii road wheels failures · Seat Mii seat belts and airbags failures · Seat Mii steering failures · Seat Mii suspension failures · Seat Mii tyres failures · Seat Mii visibility failures