FORD FOCUS ST (2021)
Running costs, common problems, and reliability data based on 964 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
964
Avg Mileage
21,351 mi
Est. Annual Cost
£2,037
Is the 2021 FORD FOCUS ST reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the FORD brand average of 85%.
At 3 years old, 93% of FORD FOCUS STs from 2021 passed their MOT first time in 2024. That's based on 964 tests across the UK. The average mileage at this age is 21,351 miles.
How does the 2021 FORD FOCUS ST compare?
Mileage Analysis
The average 2021 FORD FOCUS ST has 21,351 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 FORD FOCUS ST 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.
FORD FOCUS ST by Year
Checking a specific FORD FOCUS ST?
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About the 2021 FORD FOCUS ST
The 2021 FORD FOCUS ST is a large car with a 2261cc petrol engine. 964 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 21,351 miles at 3 years old, FORD FOCUS ST owners drive about as much as the UK average.
2021 FORD FOCUS ST Fuel Costs
The 2261cc petrol engine offers a reasonable balance between performance and economy. 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 FORD FOCUS ST?
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 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
FORD FOCUS ST Reliability Trend
The FORD FOCUS ST has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2021 FORD FOCUS ST
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 FORD FOCUS ST
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- MERCEDES A (2021) 94% pass rate (+1%) from 37,477 tests
- VOLVO XC40 (2020) 93% pass rate (same) from 36,064 tests
- FORD RANGER (2021) 90% pass rate (-3%) from 32,078 tests
- JAGUAR F-PACE (2019) 91% pass rate (-2%) from 22,187 tests