MOT Risk Index.co.uk

Where in Britain does the Mercedes-Benz SL fail its MOT most?

Across Britain, 17.1% of 110,850 initial MOT tests (first attempts) of the Mercedes-Benz SL failed in 2019–2024. It fails most in Hereford (HR): 24.6% against 17.0% elsewhere (+7.5 points). It does best in Oldham (OL), −5.9 points. Area rates are not age-adjusted.

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mercedes-Benz SL MOT statistics · check a Mercedes-Benz SL by registration

Mercedes-Benz SL in every postcode area with 100+ tests

From the largest excess over the rest of Britain to the largest shortfall.

Mercedes-Benz SL: first-time MOT failure by postcode area against the rest of Britain (2019–2024, not age-adjusted)
AreaFailed here, %Rest of Britain, %Difference, points95% intervalTests
Hereford (HR)24.617.0+7.5+2.7 to +12.4301 (rough estimate)
Exeter (EX)23.717.0+6.7+4.2 to +9.31,049
Dundee (DD)23.517.0+6.5+1.2 to +11.7251 (rough estimate)
Falkirk (FK)22.317.0+5.2+0.6 to +9.9305 (rough estimate)
Leeds (LS)22.217.0+5.2+2.3 to +8.1806
Truro (TR)22.117.0+5.0+1.7 to +8.3612
Kirkcaldy (KY)22.117.0+5.0+0.5 to +9.5322 (rough estimate)
Cardiff (CF)21.817.0+4.8+2.3 to +7.21,120
Liverpool (L)21.817.0+4.8+1.9 to +7.6812
London SW (SW)21.717.0+4.6+2.2 to +7.11,131
Perth (PH)21.317.1+4.3−1.5 to +10.0197 (rough estimate)
Brighton (BN)21.217.0+4.2+2.4 to +6.11,852
Portsmouth (PO)21.217.0+4.2+2.2 to +6.11,715
York (YO)21.117.0+4.1+1.7 to +6.41,185
Bristol (BS)21.017.0+4.0+2.0 to +6.01,644
Aberdeen (AB)20.617.0+3.6+0.6 to +6.7678
Guildford (GU)20.417.0+3.4+2.0 to +4.92,990
Hull (HU)20.317.0+3.3−0.3 to +6.8497 (rough estimate)
Torquay (TQ)20.317.0+3.2−0.2 to +6.7518
Bournemouth (BH)20.217.0+3.2+1.2 to +5.21,637
Canterbury (CT)20.017.0+2.9+0.4 to +5.5986
Northampton (NN)19.717.0+2.7+0.6 to +4.81,368
Crewe (CW)19.717.0+2.6−0.7 to +5.9559
Telford (TF)19.617.1+2.6−2.1 to +7.3275 (rough estimate)
Salisbury (SP)19.617.0+2.5−0.5 to +5.5680
Watford (WD)19.417.0+2.4−0.6 to +5.4674
Carlisle (CA)19.417.1+2.3−1.8 to +6.5351 (rough estimate)
Gloucester (GL)19.317.0+2.3+0.2 to +4.31,420
Bath (BA)19.217.0+2.2−0.7 to +5.1733
Ipswich (IP)19.217.0+2.2+0.1 to +4.31,348
Chester (CH)19.217.0+2.1−0.2 to +4.41,153
Edinburgh (EH)19.117.0+2.1−0.2 to +4.41,107
Lincoln (LN)19.217.0+2.1−1.1 to +5.3595
Glasgow (G)19.117.0+2.0−0.2 to +4.21,239
Newport (NP)18.517.1+1.4−2.0 to +4.9492 (rough estimate)
Reading (RG)18.417.0+1.4+0.1 to +2.73,279
Swansea (SA)18.417.1+1.4−1.3 to +4.1786
Plymouth (PL)18.417.1+1.4−1.3 to +4.1781
Harrogate (HG)18.317.1+1.2−1.8 to +4.2640
Norwich (NR)18.317.0+1.2−1.0 to +3.41,221
Taunton (TA)18.017.1+1.0−2.1 to +4.1594
Stoke-on-Trent (ST)18.017.1+0.9−1.7 to +3.5852
Dorchester (DT)17.817.1+0.8−2.7 to +4.2477 (rough estimate)
Southampton (SO)17.717.1+0.6−1.2 to +2.41,731
Hemel Hempstead (HP)17.617.0+0.6−1.0 to +2.22,147
Lancaster (LA)17.617.1+0.6−3.2 to +4.4386 (rough estimate)
Llandudno (LL)17.617.1+0.5−2.4 to +3.4665
Doncaster (DN)17.617.1+0.5−1.8 to +2.81,052
London W (W)17.417.1+0.4−2.5 to +3.3659
Colchester (CO)17.417.1+0.4−2.1 to +2.8947
Paisley (PA)17.417.1+0.3−4.1 to +4.7282 (rough estimate)
Swindon (SN)17.117.1+0.0−2.5 to +2.5872
Huddersfield (HD)17.117.1−0.0−3.7 to +3.7393 (rough estimate)
Cambridge (CB)17.017.1−0.0−2.7 to +2.6793
Stockport (SK)17.017.1−0.1−2.1 to +1.91,372
Worcester (WR)17.017.1−0.1−2.7 to +2.5790
Durham (DH)16.717.1−0.4−5.4 to +4.7210 (rough estimate)
Oxford (OX)16.617.1−0.4−2.4 to +1.61,303
Redhill (RH)16.617.1−0.4−2.2 to +1.41,689
Leicester (LE)16.617.1−0.5−2.3 to +1.31,697
St Albans (AL)16.517.1−0.6−3.4 to +2.3655
Milton Keynes (MK)16.417.1−0.6−2.7 to +1.41,284
Shrewsbury (SY)16.417.1−0.6−3.6 to +2.3615
London NW (NW)16.417.1−0.7−2.6 to +1.31,444
London E (E)16.417.1−0.7−3.2 to +1.8844
Tonbridge (TN)16.317.1−0.7−2.2 to +0.72,484
Sunderland (SR)16.317.1−0.8−5.3 to +3.7258 (rough estimate)
Halifax (HX)16.217.1−0.8−6.0 to +4.3197 (rough estimate)
Cleveland (TS)16.217.1−0.8−3.6 to +1.9678
London SE (SE)16.217.1−0.9−3.0 to +1.31,135
Bolton (BL)16.217.1−0.9−4.5 to +2.8395 (rough estimate)
Croydon (CR)16.217.1−0.9−3.1 to +1.31,074
Preston (PR)16.017.1−1.1−3.5 to +1.4868
Dartford (DA)15.917.1−1.1−3.4 to +1.11,011
Inverness (IV)15.917.1−1.2−6.6 to +4.3176 (rough estimate)
Derby (DE)15.917.1−1.2−3.2 to +0.81,271
Nottingham (NG)15.917.1−1.2−2.8 to +0.51,887
Wigan (WN)15.817.1−1.2−5.7 to +3.2259 (rough estimate)
Peterborough (PE)15.617.1−1.5−3.2 to +0.21,778
Darlington (DL)15.517.1−1.6−4.6 to +1.4569
Kingston upon Thames (KT)15.317.1−1.8−3.2 to −0.32,568
Chelmsford (CM)15.317.1−1.8−3.3 to −0.32,358
Luton (LU)15.217.1−1.9−5.0 to +1.3506
Newcastle (NE)15.217.1−1.9−3.9 to +0.21,189
Slough (SL)14.817.1−2.2−4.0 to −0.51,636
Galashiels (TD)14.817.1−2.2−7.7 to +3.2162 (rough estimate)
Bradford (BD)14.517.1−2.6−5.1 to −0.1766
Wolverhampton (WV)14.517.1−2.6−5.5 to +0.2588
Motherwell (ML)14.417.1−2.7−6.5 to +1.1327 (rough estimate)
Warrington (WA)14.217.1−2.8−5.0 to −0.71,032
London N (N)14.217.1−2.9−4.9 to −0.91,195
Stevenage (SG)14.117.1−3.0−4.8 to −1.11,351
Ilford (IG)14.117.1−3.0−5.4 to −0.5773
Coventry (CV)14.117.1−3.0−4.7 to −1.41,724
Harrow (HA)14.117.1−3.0−5.5 to −0.6775
Enfield (EN)14.117.1−3.0−5.1 to −1.01,109
Wakefield (WF)13.917.1−3.1−5.9 to −0.3588
Kilmarnock (KA)13.817.1−3.3−6.6 to −0.1429 (rough estimate)
Sheffield (S)13.817.1−3.4−5.0 to −1.71,628
Bromley (BR)13.617.1−3.5−6.4 to −0.6544
Medway (ME)13.617.1−3.5−5.5 to −1.61,165
Dudley (DY)13.417.1−3.7−6.4 to −0.9611
Twickenham (TW)13.417.1−3.7−5.6 to −1.91,317
Romford (RM)13.217.1−3.9−5.9 to −1.91,089
Sutton (SM)13.017.1−4.1−7.5 to −0.7385 (rough estimate)
Blackpool (FY)13.017.1−4.1−6.9 to −1.2539
Manchester (M)12.917.1−4.2−6.5 to −1.9806
Uxbridge (UB)12.617.1−4.5−7.0 to −2.1701
Walsall (WS)12.317.1−4.8−7.4 to −2.2618
Southend-on-Sea (SS)12.117.1−5.0−6.8 to −3.31,382
Birmingham (B)12.017.2−5.1−6.4 to −3.92,626
Blackburn (BB)11.717.1−5.4−7.9 to −2.9641
Oldham (OL)11.217.1−5.9−9.0 to −2.8394 (rough estimate)

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 110,850 (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 SL 1998 · Mercedes-Benz SL 1999 · Mercedes-Benz SL 2000 · Mercedes-Benz SL 2001 · Mercedes-Benz SL 2002 · Mercedes-Benz SL 2003 · Mercedes-Benz SL 2004 · Mercedes-Benz SL 2005 · Mercedes-Benz SL 2006 · Mercedes-Benz SL 2007 · Mercedes-Benz SL 2008 · Mercedes-Benz SL 2009 · Mercedes-Benz SL 2010 · Mercedes-Benz SL 2011 · Mercedes-Benz SL 2012 · Mercedes-Benz SL 2013 · Mercedes-Benz SL 2014 · Mercedes-Benz SL 2015 · Mercedes-Benz SL 2016 · Mercedes-Benz SL 2017 · Mercedes-Benz SL 2018 · Mercedes-Benz SL 2019 · Mercedes-Benz SL 2020 · Mercedes-Benz SL in the Netherlands · Mercedes-Benz SL body, chassis and structure failures · Mercedes-Benz SL brakes failures · Mercedes-Benz SL vehicle identification failures · Mercedes-Benz SL lamps, reflectors and electrics failures · Mercedes-Benz SL noise, emissions and leaks failures · Mercedes-Benz SL road wheels failures · Mercedes-Benz SL seat belts and airbags failures · Mercedes-Benz SL steering failures · Mercedes-Benz SL suspension failures · Mercedes-Benz SL tyres failures · Mercedes-Benz SL visibility failures