Porsche 911 Carrera 4 GTS
Reliability, estimated running costs, and MOT data across 1 model year from 142 MOT tests in 2024.
Avg Pass Rate
98%
Total Tests
142
Model Year
2021
Years Covered
1
About the Porsche 911 Carrera 4 GTS
The Porsche 911 Carrera 4 GTS was MOT tested 142 times in 2024 (DVSA data, retests included) across 1 model year (2021), with an average pass rate of 98%. That's comfortably above the average of 82% across all models in our data. Our records list petrol versions.
Compared to the Porsche brand average of 92%, the 911 Carrera 4 GTS performs 6 points better, making it one of the more reliable options in the Porsche range.
Estimated Running Costs
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2021 detailsHow reliable is the Porsche 911 Carrera 4 GTS?
Porsche 911 Carrera 4 GTS by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 98% | 142 | 9,833 mi |
Questions about the Porsche 911 Carrera 4 GTS
Is the Porsche 911 Carrera 4 GTS reliable?
Across its 1 model year in our data (2021), the Porsche 911 Carrera 4 GTS averages a 98% MOT pass rate, from 142 tests (DVSA MOT data for tests in 2024, retests included). That's 16 points above the average of 82% across all models in the same data.
Porsche 911 Carrera 4 GTS Guides & Articles
Cars That Hold Their Value UK 2026 (Up to 78% After 3 Years)
10 min read
Running CostsCheapest Cars to Run in 2026: Running Costs From DVSA MOT Data
9 min read
Reliability20 Most Reliable Used Cars UK 2026: Real MOT Pass Rate Rankings
10 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Common Problems: 7 Issues That Could Cost £1,500+ (2026)
13 min read
Checking a specific Porsche 911 Carrera 4 GTS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.