Porsche 911 Turbo Reliability, MOT Pass Rate & Common Faults
Free Porsche 911 Turbo car check
Is the Porsche 911 Turbo reliable? We analysed 1,254 real MOT tests across 183 vehicles to find out.
Got a specific Porsche 911 Turbo? Enter the reg for a free check:
The Porsche 911 Turbo is above average for reliability based on real UK MOT data. Common problems include tyre tread depth below requirements of 1.6mm, windscreen washer provides insufficient washer liquid and headlamp aim too high. Here's everything you need to know before buying a used Porsche 911 Turbo.
Porsche 911 Turbo Number Plates
Number plates registered to a Porsche 911 Turbo. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Porsche 911 Turbo MOT Pass Rate by Year
How likely is a Porsche 911 Turbo to pass its MOT? Here's the pass rate for each registration year, newest first.
Porsche 911 Turbo Problems — What Goes Wrong?
The most common reasons a Porsche 911 Turbo fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Porsche 911 Turbo Mileage — What's Normal?
How many miles does a typical Porsche 911 Turbo owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Porsche 911 Turbo MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Porsche 911 Turbo year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2008 | 106 | 89.6% | 23,154 | 32,360 | 46,268 |
| 2006 | 123 | 81.3% | 39,996 | 58,325 | 73,126 |
| 2002 | 93 | 88.2% | 39,437 | 53,039 | 104,823 |
| 2001 | 60 | 80.0% | 47,094 | 66,208 | 84,882 |
| 1997 | 57 | 86.0% | 23,070 | 51,009 | 64,989 |
How Long Does a Porsche 911 Turbo Last?
Based on 183 Porsche 911 Turbo vehicles on UK roads.
Porsche 911 Turbo Mileage Distribution
Total mileage recorded across all Porsche 911 Turbo MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Porsche 911 Turbo
Based on MOT pass rates across all registration years with sufficient test data.
89.6% MOT pass rate from 106 tests
80.0% MOT pass rate from 60 tests
The best year to buy a used Porsche 911 Turbo is 2008, which has the highest MOT pass rate at 89.6% across 106 tests. The 2001 model year has the lowest pass rate at 80.0% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Porsche 911 Turbo Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Porsche 911 Turbo THIS CAR | 85.2% | 1,254 | 49,690 mi | 29 yrs |
| Porsche 911 | 85.2% | 977,057 | 55,056 mi | 47 yrs |
| Porsche Boxster | 82.8% | 726,695 | 55,739 mi | 29 yrs |
| Porsche Cayenne | 84.5% | 388,697 | 65,616 mi | 23 yrs |
| Jaguar F-pace Rdynam Blk D MHEV AWD A | 91.4% | 2,330 | 28,314 mi | — yrs |
Compared to the Porsche 911 (85.2% pass rate) and the Porsche Boxster (82.8% pass rate), the Porsche 911 Turbo sits in the middle of the pack on MOT reliability.
Found a Porsche 911 Turbo you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Porsche 911 TurboShould you buy a used Porsche 911 Turbo?
The Porsche 911 Turbo has an overall MOT pass rate of 85.2% across 1,254 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Porsche 911 Turbo are tyre tread depth below requirements of 1.6mm (27 recorded failures), windscreen washer provides insufficient washer liquid (12), and headlamp aim too high (11). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Porsche 911 Turbo owner drives around 1,056 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Porsche 911 Turbo models stay on UK roads for around 29 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.