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MOT reliability

Porsche Boxster

46,488 vehicles · 722,102 completed MOT tests analysed
83%
MOT pass rate

Based on 46,488 Porsche Boxster vehicles and 722,102 completed MOT tests, the Porsche Boxster has an overall 83% pass rate, with an average recorded mileage of 74,547 miles.

46,488
Vehicles
722,102
MOT tests
3,529
Avg miles / year
1.4
Faults per test
1%
Dangerous-fault share

Porsche Boxster problem areas

Where faults occur most across all Porsche Boxster MOT tests:

  • Other67%
  • Brakes17%
  • Tyres, wheels & suspension17%
  • Lamps & electrical5%
  • Emissions & nuisance4%
  • Body & structure2%
  • Visibility2%
  • Steering2%

Porsche Boxster pass rate by age

How the Porsche Boxster's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
1989%
297792%
332,44591%
435,59490%
539,12789%
642,42387%
744,07486%
844,99185%
944,86584%
1043,39583%
1141,55282%
1239,86381%
1337,61681%
1435,36780%
1533,36080%
1631,85679%
1729,76279%
1827,78079%
1925,15179%
2022,39478%

Fuel types: Petrol (45,929), LPG (309), Other (231), Diesel (8), Gas Bi-Fuel (6), Electric (2), Gas (2), Steam (1)

Most common Porsche Boxster MOT faults

These are the faults and advisories recorded most often across Porsche Boxster MOT tests:

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (24,512 times)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (24,009 times)
  3. Under-trays fitted obscuring some underside components (19,699 times)
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (15,602 times)
  5. Offside Front Tyre worn close to the legal limit (4.1.E.1) (15,410 times)
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (11,242 times)
  7. Oil leak, but not excessive (8.4.1 (a) (i)) (11,060 times)
  8. Engine covers fitted obscuring some components in the engine bay (11,055 times)
  9. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (10,886 times)
  10. Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (10,603 times)
  11. Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (7,988 times)
  12. Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (7,648 times)
  13. Offside Front Brake pipe slightly corroded (3.6.B.2c) (7,577 times)
  14. Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (7,556 times)
  15. Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (7,419 times)

Porsche Boxster pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2023 157 165 97% 10,957
2022 258 408 96% 14,078
2021 286 728 96% 17,404
2020 496 1,689 94% 23,229
2019 971 4,392 95% 25,825
2018 1,090 6,107 94% 30,057
2017 1,154 7,331 94% 35,103
2016 1,296 9,969 94% 36,038
2015 1,115 9,822 94% 38,762
2014 1,245 12,366 93% 45,987
2013 1,369 14,811 93% 49,082
2012 1,128 13,281 92% 51,348
2011 813 10,495 91% 54,149
2010 898 12,277 91% 60,101
2009 927 13,996 91% 64,743
2008 1,278 20,483 88% 66,714
2007 1,928 32,539 87% 72,185
2006 2,366 42,250 85% 78,810
2005 4,256 79,229 84% 79,588
2004 2,807 55,672 81% 81,130
2003 3,591 73,456 80% 86,480
2002 3,508 70,431 79% 90,533
2001 3,767 71,952 79% 90,538
2000 3,500 66,165 79% 95,191
1999 2,224 40,029 77% 104,330
1998 1,793 31,041 76% 104,199
1997 1,211 18,441 76% 102,046
1996 47 668 74% 106,921
1984 1 16 75% 88,650

Porsche Boxster reliability FAQ

Across 46,488 Porsche Boxster vehicles in our MOT data, 83% pass the MOT (a 17% failure rate), with about 1.4 faults or advisories recorded per test.

The most frequently recorded Porsche Boxster MOT issues are: Nearside Rear Tyre worn close to the legal limit (4.1.E.1); Offside Rear Tyre worn close to the legal limit (4.1.E.1); Under-trays fitted obscuring some underside components.

The typical Porsche Boxster in our data has covered around 74,547 miles.

Compare the Porsche Boxster

See how the Porsche Boxster stacks up against other Porsche models on MOT reliability:

Boxster vs 911 Boxster vs Cayenne Boxster vs Macan Boxster vs Cayman

Check a specific Porsche Boxster

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Porsche models · Learn about common MOT failures · what an MOT checks