PORSCHE CAYENNE GTS AUTO (2021)
Running costs, common problems, and reliability data based on 300 real MOT tests in 2024.
MOT Pass Rate
98%
Total Tests (2024)
300
Avg Mileage
23,535 mi
Est. Annual Cost
£2,037
Is the 2021 PORSCHE CAYENNE GTS AUTO reliable?
Excellent reliability. Very few MOT failures. That's 16 points above the national average of 82%. It also outperforms the PORSCHE brand average of 92%.
At 3 years old, 98% of PORSCHE CAYENNE GTS AUTOs from 2021 passed their MOT first time in 2024. That's based on 300 tests across the UK. The average mileage at this age is 23,535 miles.
How does the 2021 PORSCHE CAYENNE GTS AUTO compare?
Mileage Analysis
The average 2021 PORSCHE CAYENNE GTS AUTO has 23,535 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
How much does a 2021 PORSCHE CAYENNE GTS AUTO cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
Checking a specific PORSCHE CAYENNE GTS AUTO?
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About the 2021 PORSCHE CAYENNE GTS AUTO
The 2021 PORSCHE CAYENNE GTS AUTO is a luxury with a 3996cc petrol engine. 300 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 5% of all 2021 cars for reliability.
With an average of 23,535 miles at 3 years old, PORSCHE CAYENNE GTS AUTO owners drive about as much as the UK average.
2021 PORSCHE CAYENNE GTS AUTO Fuel Costs
The 3996cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2021 PORSCHE CAYENNE GTS AUTO?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 98% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 PORSCHE CAYENNE GTS AUTO
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet.
Alternatives to the 2021 PORSCHE CAYENNE GTS AUTO
The PORSCHE CAYENNE GTS AUTO is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- MERCEDES C (2019) 91% pass rate (-7%) from 52,838 tests
- PORSCHE CAYENNE (2019) 95% pass rate (-3%) from 9,063 tests
- PORSCHE 911 (2019) 97% pass rate (-1%) from 7,188 tests
- AUDI A6 (2020) 94% pass rate (-4%) from 3,470 tests