Where in Britain does the Mercedes-Benz CLS fail its MOT most?
Across Britain, 25.1% of 139,937 initial MOT tests (first attempts) of the Mercedes-Benz CLS failed in 2019–2024. It fails most in Aberdeen (AB): 37.5% against 25.0% elsewhere (+12.5 points). It does best in London E (E), −9.2 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mercedes-Benz CLS MOT statistics · check a Mercedes-Benz CLS by registration
Mercedes-Benz CLS 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 |
|---|---|---|---|---|---|
| Aberdeen (AB) | 37.5 | 25.0 | +12.5 | +9.0 to +15.9 | 761 |
| Hull (HU) | 35.4 | 25.0 | +10.4 | +7.4 to +13.4 | 987 |
| Kirkcaldy (KY) | 35.1 | 25.0 | +10.1 | +5.6 to +14.5 | 439 (rough estimate) |
| Plymouth (PL) | 34.5 | 25.0 | +9.5 | +6.2 to +12.8 | 803 |
| Salisbury (SP) | 33.6 | 25.0 | +8.6 | +4.8 to +12.3 | 610 |
| Taunton (TA) | 32.5 | 25.0 | +7.5 | +3.7 to +11.2 | 600 |
| Bath (BA) | 32.0 | 25.0 | +7.0 | +3.5 to +10.5 | 693 |
| Bristol (BS) | 31.9 | 24.9 | +7.0 | +5.0 to +9.0 | 2,047 |
| York (YO) | 31.9 | 25.0 | +6.9 | +4.1 to +9.7 | 1,065 |
| Truro (TR) | 31.6 | 25.0 | +6.5 | +2.5 to +10.5 | 523 |
| Perth (PH) | 31.5 | 25.0 | +6.5 | +0.6 to +12.4 | 238 (rough estimate) |
| Torquay (TQ) | 31.4 | 25.0 | +6.4 | +2.4 to +10.4 | 516 |
| Gloucester (GL) | 31.3 | 25.0 | +6.3 | +3.9 to +8.8 | 1,366 |
| Brighton (BN) | 31.3 | 25.0 | +6.3 | +4.0 to +8.6 | 1,545 |
| Ipswich (IP) | 31.2 | 25.0 | +6.2 | +4.0 to +8.5 | 1,595 |
| Swindon (SN) | 31.2 | 25.0 | +6.2 | +3.4 to +8.9 | 1,100 |
| Huddersfield (HD) | 30.8 | 25.0 | +5.7 | +1.1 to +10.3 | 387 (rough estimate) |
| Colchester (CO) | 30.7 | 25.0 | +5.7 | +2.7 to +8.6 | 929 |
| Portsmouth (PO) | 30.6 | 25.0 | +5.6 | +3.4 to +7.9 | 1,611 |
| Swansea (SA) | 30.5 | 25.0 | +5.5 | +2.8 to +8.2 | 1,109 |
| Paisley (PA) | 30.4 | 25.0 | +5.4 | +1.4 to +9.3 | 523 |
| Northampton (NN) | 30.1 | 25.0 | +5.1 | +3.2 to +7.0 | 2,246 |
| Crewe (CW) | 29.9 | 25.0 | +4.9 | +1.2 to +8.5 | 619 |
| Darlington (DL) | 29.8 | 25.0 | +4.8 | +0.9 to +8.7 | 523 |
| Bournemouth (BH) | 29.7 | 25.0 | +4.7 | +2.4 to +7.0 | 1,549 |
| Worcester (WR) | 29.6 | 25.0 | +4.6 | +1.2 to +8.0 | 705 |
| Inverness (IV) | 29.6 | 25.0 | +4.5 | −0.8 to +9.8 | 284 (rough estimate) |
| Cleveland (TS) | 29.5 | 25.0 | +4.5 | +2.0 to +7.1 | 1,249 |
| Southampton (SO) | 29.3 | 25.0 | +4.3 | +2.2 to +6.4 | 1,839 |
| Dundee (DD) | 29.1 | 25.0 | +4.0 | −0.5 to +8.6 | 382 (rough estimate) |
| Exeter (EX) | 29.0 | 25.0 | +4.0 | +1.0 to +7.0 | 892 |
| Falkirk (FK) | 29.0 | 25.0 | +3.9 | −0.1 to +7.9 | 497 (rough estimate) |
| Watford (WD) | 28.9 | 25.0 | +3.8 | +0.7 to +7.0 | 793 |
| Walsall (WS) | 28.8 | 25.0 | +3.7 | +1.0 to +6.5 | 1,074 |
| Lincoln (LN) | 28.7 | 25.0 | +3.7 | +0.1 to +7.3 | 616 |
| Edinburgh (EH) | 28.7 | 25.0 | +3.7 | +1.2 to +6.2 | 1,292 |
| Guildford (GU) | 28.5 | 25.0 | +3.5 | +1.5 to +5.5 | 2,004 |
| Dorchester (DT) | 28.5 | 25.0 | +3.5 | −2.1 to +9.1 | 249 (rough estimate) |
| Harrogate (HG) | 28.4 | 25.0 | +3.4 | −1.4 to +8.2 | 334 (rough estimate) |
| Newport (NP) | 28.1 | 25.0 | +3.1 | −0.3 to +6.5 | 669 |
| Canterbury (CT) | 28.1 | 25.0 | +3.1 | +0.6 to +5.5 | 1,268 |
| Kilmarnock (KA) | 28.1 | 25.0 | +3.0 | −0.2 to +6.3 | 727 |
| Telford (TF) | 27.9 | 25.0 | +2.8 | −2.1 to +7.7 | 323 (rough estimate) |
| Cardiff (CF) | 27.8 | 25.0 | +2.8 | +0.7 to +4.8 | 1,852 |
| Leeds (LS) | 27.7 | 25.0 | +2.7 | +0.2 to +5.2 | 1,240 |
| Wigan (WN) | 27.7 | 25.0 | +2.7 | −1.1 to +6.4 | 538 |
| Chester (CH) | 27.4 | 25.0 | +2.4 | +0.2 to +4.6 | 1,563 |
| Preston (PR) | 27.4 | 25.0 | +2.4 | −0.1 to +4.9 | 1,258 |
| Norwich (NR) | 27.4 | 25.0 | +2.4 | +0.2 to +4.6 | 1,561 |
| Blackpool (FY) | 27.4 | 25.0 | +2.4 | −0.9 to +5.7 | 704 |
| Cambridge (CB) | 27.2 | 25.0 | +2.1 | −0.6 to +4.8 | 1,031 |
| Glasgow (G) | 27.1 | 25.0 | +2.0 | +0.2 to +3.9 | 2,332 |
| Halifax (HX) | 27.1 | 25.0 | +2.0 | −3.6 to +7.6 | 244 (rough estimate) |
| Sunderland (SR) | 26.9 | 25.0 | +1.9 | −1.7 to +5.5 | 583 |
| Galashiels (TD) | 26.7 | 25.0 | +1.7 | −5.5 to +8.8 | 146 (rough estimate) |
| Llandudno (LL) | 26.3 | 25.0 | +1.2 | −1.6 to +4.0 | 967 |
| Carlisle (CA) | 26.2 | 25.0 | +1.2 | −2.7 to +5.1 | 484 (rough estimate) |
| Stockport (SK) | 26.2 | 25.0 | +1.1 | −1.0 to +3.3 | 1,598 |
| Bromley (BR) | 26.0 | 25.0 | +0.9 | −3.2 to +5.1 | 431 (rough estimate) |
| Hereford (HR) | 26.0 | 25.0 | +0.9 | −4.2 to +6.0 | 285 (rough estimate) |
| Medway (ME) | 25.9 | 25.0 | +0.9 | −1.2 to +2.9 | 1,726 |
| Tonbridge (TN) | 25.8 | 25.0 | +0.8 | −1.3 to +2.9 | 1,726 |
| Motherwell (ML) | 25.7 | 25.0 | +0.6 | −2.6 to +3.8 | 720 |
| Newcastle (NE) | 25.6 | 25.0 | +0.6 | −1.4 to +2.6 | 1,851 |
| Stoke-on-Trent (ST) | 25.3 | 25.0 | +0.3 | −2.1 to +2.7 | 1,275 |
| Doncaster (DN) | 25.2 | 25.0 | +0.2 | −1.8 to +2.1 | 1,911 |
| Chelmsford (CM) | 25.1 | 25.0 | +0.1 | −1.9 to +2.1 | 1,897 |
| Lancaster (LA) | 25.1 | 25.0 | +0.0 | −4.1 to +4.1 | 427 (rough estimate) |
| Oxford (OX) | 24.9 | 25.1 | −0.1 | −2.4 to +2.1 | 1,417 |
| St Albans (AL) | 24.9 | 25.1 | −0.2 | −4.0 to +3.7 | 486 (rough estimate) |
| Redhill (RH) | 24.6 | 25.1 | −0.5 | −2.9 to +1.9 | 1,248 |
| Bolton (BL) | 24.6 | 25.1 | −0.5 | −3.1 to +2.2 | 1,057 |
| Milton Keynes (MK) | 24.6 | 25.1 | −0.5 | −2.5 to +1.5 | 1,812 |
| Shrewsbury (SY) | 24.5 | 25.1 | −0.5 | −3.8 to +2.8 | 644 |
| Reading (RG) | 24.5 | 25.1 | −0.6 | −2.2 to +1.0 | 2,731 |
| Nottingham (NG) | 24.4 | 25.1 | −0.7 | −2.3 to +0.9 | 2,782 |
| Dumfries (DG) | 24.2 | 25.1 | −0.9 | −7.7 to +5.9 | 153 (rough estimate) |
| Hemel Hempstead (HP) | 23.8 | 25.1 | −1.3 | −3.2 to +0.6 | 2,019 |
| Liverpool (L) | 23.8 | 25.1 | −1.3 | −3.4 to +0.8 | 1,603 |
| Wolverhampton (WV) | 23.7 | 25.1 | −1.3 | −3.8 to +1.2 | 1,095 |
| Derby (DE) | 23.7 | 25.1 | −1.3 | −3.3 to +0.6 | 1,884 |
| Warrington (WA) | 23.4 | 25.1 | −1.6 | −3.7 to +0.5 | 1,569 |
| Manchester (M) | 23.3 | 25.1 | −1.8 | −3.5 to −0.1 | 2,425 |
| Southend-on-Sea (SS) | 23.2 | 25.1 | −1.8 | −4.1 to +0.5 | 1,313 |
| Stevenage (SG) | 23.1 | 25.1 | −1.9 | −4.3 to +0.5 | 1,192 |
| Peterborough (PE) | 23.2 | 25.1 | −1.9 | −3.4 to −0.4 | 3,059 |
| Durham (DH) | 22.9 | 25.1 | −2.2 | −6.3 to +1.9 | 407 (rough estimate) |
| Bradford (BD) | 22.8 | 25.1 | −2.2 | −5.0 to +0.5 | 907 |
| London SW (SW) | 22.6 | 25.1 | −2.5 | −5.3 to +0.4 | 858 |
| Leicester (LE) | 22.5 | 25.1 | −2.6 | −4.2 to −1.0 | 2,790 |
| Wakefield (WF) | 22.3 | 25.1 | −2.7 | −5.3 to −0.2 | 1,016 |
| Sheffield (S) | 22.3 | 25.1 | −2.8 | −4.5 to −1.0 | 2,288 |
| Dudley (DY) | 22.3 | 25.1 | −2.8 | −5.6 to +0.0 | 848 |
| Coventry (CV) | 22.3 | 25.1 | −2.8 | −4.5 to −1.2 | 2,517 |
| Luton (LU) | 21.8 | 25.1 | −3.2 | −5.5 to −1.0 | 1,323 |
| Slough (SL) | 21.8 | 25.1 | −3.3 | −5.3 to −1.2 | 1,595 |
| Oldham (OL) | 21.7 | 25.1 | −3.4 | −6.3 to −0.4 | 742 |
| Dartford (DA) | 20.9 | 25.1 | −4.2 | −6.3 to −2.0 | 1,372 |
| Kingston upon Thames (KT) | 20.7 | 25.1 | −4.4 | −6.3 to −2.5 | 1,801 |
| London SE (SE) | 19.8 | 25.1 | −5.3 | −7.4 to −3.3 | 1,528 |
| Romford (RM) | 19.6 | 25.1 | −5.5 | −7.3 to −3.8 | 1,975 |
| Harrow (HA) | 19.5 | 25.1 | −5.6 | −7.5 to −3.8 | 1,836 |
| London NW (NW) | 19.0 | 25.1 | −6.2 | −7.9 to −4.4 | 1,956 |
| London W (W) | 18.7 | 25.1 | −6.4 | −9.5 to −3.3 | 609 |
| Croydon (CR) | 18.6 | 25.1 | −6.5 | −8.6 to −4.5 | 1,408 |
| Sutton (SM) | 18.4 | 25.1 | −6.6 | −10.6 to −2.7 | 374 (rough estimate) |
| Blackburn (BB) | 18.4 | 25.1 | −6.7 | −9.3 to −4.0 | 814 |
| Ilford (IG) | 18.4 | 25.1 | −6.7 | −8.8 to −4.5 | 1,274 |
| Birmingham (B) | 18.6 | 25.3 | −6.7 | −7.8 to −5.6 | 4,751 |
| Twickenham (TW) | 17.9 | 25.1 | −7.2 | −9.1 to −5.3 | 1,574 |
| Uxbridge (UB) | 17.3 | 25.1 | −7.9 | −9.7 to −6.0 | 1,638 |
| London N (N) | 16.7 | 25.2 | −8.4 | −10.1 to −6.8 | 2,001 |
| Enfield (EN) | 16.4 | 25.1 | −8.7 | −10.7 to −6.7 | 1,336 |
| London E (E) | 16.0 | 25.2 | −9.2 | −10.9 to −7.5 | 1,845 |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 139,937 (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
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