FORD FIESTA ST-LINE X EDITION TDCI (2020)
Running costs, common problems, and reliability data based on 49 real MOT tests in 2024.
MOT Pass Rate
100%
Total Tests (2024)
49
Avg Mileage
45,972 mi
Est. Annual Cost
£1,350
Is the 2020 FORD FIESTA ST-LINE X EDITION TDCI reliable?
Excellent reliability. Very few MOT failures. That's 18 points above the national average of 82%. It also outperforms the FORD brand average of 85%.
At 4 years old, 100% of FORD FIESTA ST-LINE X EDITION TDCIs from 2020 passed their MOT first time in 2024. That's based on 49 tests across the UK. The average mileage at this age is 45,972 miles.
How does the 2020 FORD FIESTA ST-LINE X EDITION TDCI compare?
Mileage Analysis
The average 2020 FORD FIESTA ST-LINE X EDITION TDCI has 45,972 miles on the clock, which is well above the expected 29,600 miles for a 4-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
How much does a 2020 FORD FIESTA ST-LINE X EDITION TDCI 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 FORD FIESTA ST-LINE X EDITION TDCI?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 FORD FIESTA ST-LINE X EDITION TDCI
The 2020 FORD FIESTA ST-LINE X EDITION TDCI is a small family car with a 1499cc diesel engine. 49 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 1% of all 2020 cars for reliability.
With an average of 45,972 miles at 4 years old, FORD FIESTA ST-LINE X EDITION TDCI owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2020 FORD FIESTA ST-LINE X EDITION TDCI Fuel Costs
The 1499cc diesel engine offers a reasonable balance between performance and economy. Expect around 55 mpg in mixed driving, which works out to roughly £905 per year at current diesel prices of 148p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 FORD FIESTA ST-LINE X EDITION TDCI?
Total estimated annual running cost is £1,350 (£113/month), broken down as £905 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 100% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 FORD FIESTA ST-LINE X EDITION TDCI
At 4 years old, the FORD FIESTA ST-LINE X EDITION TDCI offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 49 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2020 FORD FIESTA ST-LINE X EDITION TDCI
The FORD FIESTA ST-LINE X EDITION TDCI is actually the most reliable option among similar diesel small family cars from this era. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2018) 92% pass rate (-8%) from 111,972 tests
- FORD FOCUS (2019) 89% pass rate (-11%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (-9%) from 89,588 tests
- MERCEDES A-CLASS (2018) 89% pass rate (-11%) from 81,134 tests