MOT Risk Index.co.uk

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

Across Britain, 30.8% of 10,206 initial MOT tests (first attempts) of the Mercedes-Benz R-Class failed in 2019–2024. It fails most in Gloucester (GL): 40.9% against 30.6% elsewhere (+10.3 points). It does best in Uxbridge (UB), −11.9 points. Area rates are not age-adjusted.

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

Mercedes-Benz R-Class in every postcode area with 100+ tests

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

Mercedes-Benz R-Class: 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
Gloucester (GL)40.930.6+10.3+1.8 to +18.7132 (rough estimate)
Portsmouth (PO)40.330.6+9.6+1.8 to +17.4154 (rough estimate)
Medway (ME)38.730.7+8.0−0.6 to +16.7124 (rough estimate)
Nottingham (NG)38.230.6+7.6−0.1 to +15.2157 (rough estimate)
Exeter (EX)36.830.7+6.1−3.1 to +15.3106 (rough estimate)
Northampton (NN)34.830.7+4.1−2.9 to +11.1181 (rough estimate)
Bristol (BS)34.830.7+4.1−3.3 to +11.4164 (rough estimate)
Tonbridge (TN)34.430.7+3.7−3.1 to +10.5189 (rough estimate)
Guildford (GU)34.330.7+3.6−3.5 to +10.6178 (rough estimate)
Newcastle (NE)33.330.7+2.6−6.3 to +11.5108 (rough estimate)
Brighton (BN)33.030.7+2.3−6.2 to +10.8118 (rough estimate)
Chelmsford (CM)32.830.7+2.1−6.2 to +10.3125 (rough estimate)
London SW (SW)31.730.8+1.0−8.0 to +10.0104 (rough estimate)
Cambridge (CB)31.530.8+0.8−7.9 to +9.5111 (rough estimate)
Southampton (SO)31.330.8+0.5−7.5 to +8.5131 (rough estimate)
Harrow (HA)31.030.8+0.2−7.8 to +8.3129 (rough estimate)
Romford (RM)31.030.8+0.2−7.1 to +7.5155 (rough estimate)
Slough (SL)30.930.8+0.1−8.5 to +8.8110 (rough estimate)
Kingston upon Thames (KT)30.330.8−0.5−6.9 to +6.0198 (rough estimate)
Canterbury (CT)30.130.8−0.7−9.2 to +7.8113 (rough estimate)
Manchester (M)30.130.8−0.7−8.3 to +6.9143 (rough estimate)
Oxford (OX)30.130.8−0.7−7.8 to +6.4163 (rough estimate)
London NW (NW)29.830.8−0.9−7.7 to +5.8181 (rough estimate)
Peterborough (PE)29.430.8−1.4−7.0 to +4.1269 (rough estimate)
Hemel Hempstead (HP)29.130.8−1.7−8.7 to +5.3165 (rough estimate)
Redhill (RH)28.830.8−2.0−10.0 to +6.0125 (rough estimate)
London E (E)28.830.8−2.0−9.8 to +5.8132 (rough estimate)
Ipswich (IP)28.730.8−2.1−9.8 to +5.5136 (rough estimate)
Glasgow (G)28.430.8−2.4−10.9 to +6.2109 (rough estimate)
Leicester (LE)28.330.8−2.6−9.3 to +4.1177 (rough estimate)
Coventry (CV)28.030.8−2.8−9.2 to +3.6193 (rough estimate)
Sheffield (S)27.930.8−2.9−10.4 to +4.5140 (rough estimate)
Luton (LU)26.430.8−4.5−12.7 to +3.8110 (rough estimate)
Milton Keynes (MK)25.430.8−5.5−12.7 to +1.7142 (rough estimate)
Reading (RG)24.730.9−6.2−11.4 to −1.0275 (rough estimate)
Twickenham (TW)24.030.9−6.8−13.7 to −0.0154 (rough estimate)
London SE (SE)23.130.9−7.8−15.5 to −0.1117 (rough estimate)
Birmingham (B)22.931.1−8.1−12.5 to −3.8375 (rough estimate)
London N (N)20.030.9−10.9−17.6 to −4.2140 (rough estimate)
Uxbridge (UB)19.030.9−11.9−18.9 to −4.8121 (rough estimate)

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 10,206 (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 R-Class 2006 · Mercedes-Benz R-Class 2007 · Mercedes-Benz R-Class 2008 · Mercedes-Benz R-Class 2009 · Mercedes-Benz R-Class 2010 · Mercedes-Benz R-Class 2011 · Mercedes-Benz R-Class body, chassis and structure failures · Mercedes-Benz R-Class brakes failures · Mercedes-Benz R-Class vehicle identification failures · Mercedes-Benz R-Class lamps, reflectors and electrics failures · Mercedes-Benz R-Class noise, emissions and leaks failures · Mercedes-Benz R-Class road wheels failures · Mercedes-Benz R-Class seat belts and airbags failures · Mercedes-Benz R-Class steering failures · Mercedes-Benz R-Class suspension failures · Mercedes-Benz R-Class tyres failures · Mercedes-Benz R-Class visibility failures