CarCostCheck

FORD FOCUS ST-LINE EDITION MHEV (2021)

Running costs, common problems, and reliability data based on 3,296 real MOT tests in 2024.

MOT Pass Rate

93%

Total Tests (2024)

3,296

Avg Mileage

26,392 mi

Est. Annual Cost

£1,400

Is the 2021 FORD FOCUS ST-LINE EDITION MHEV 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 ST-LINE EDITION MHEVs from 2021 passed their MOT first time in 2024. That's based on 3,296 tests across the UK. The average mileage at this age is 26,392 miles.

How does the 2021 FORD FOCUS ST-LINE EDITION MHEV compare?

Rank among all 2021 cars1469th out of 3,373(top 44%)
Rank among all FORD models276th out of 1,167(top 24%)
vs national average+11% (82% avg)
vs 2021 cars average+1% (92% avg)
vs FORD average+8% (85% avg)

Mileage Analysis

The average 2021 FORD FOCUS ST-LINE EDITION MHEV has 26,392 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.

Best year to buy a FORD FOCUS ST-LINE EDITION MHEV?

The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2022 model has the lowest at 93%. The 2021 sits between the two at 93%.

How much does a 2021 FORD FOCUS ST-LINE EDITION MHEV cost to run?

Fuel (Petrol, 999cc)
£955
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,400
Per month£117/mo

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-LINE EDITION MHEV by Year

YearPass RateTestsAvg Mileage
202293%25024,794 mi
202193%3,29626,392 mi
202094%1,78830,726 mi

Checking a specific FORD FOCUS ST-LINE EDITION MHEV?

Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.

GB

Free instant check using official DVSA and DVLA data

About the 2021 FORD FOCUS ST-LINE EDITION MHEV

The 2021 FORD FOCUS ST-LINE EDITION MHEV is a city car with a 999cc petrol engine. 3,296 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.

With an average of 26,392 miles at 3 years old, FORD FOCUS ST-LINE EDITION MHEV owners drive about as much as the UK average.

2021 FORD FOCUS ST-LINE EDITION MHEV Fuel Costs

The modest 999cc petrol engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 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-LINE EDITION MHEV?

Total estimated annual running cost is £1,400 117/month), broken down as £955 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-LINE EDITION MHEV Reliability Trend

The FORD FOCUS ST-LINE EDITION MHEV has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 2021 FORD FOCUS ST-LINE EDITION MHEV

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. If you're flexible on year, the 2020 model has the highest pass rate at 94%.

Alternatives to the 2021 FORD FOCUS ST-LINE EDITION MHEV

The FORD FOCUS ST-LINE EDITION MHEV is actually the most reliable option among similar petrol city cars from this era. Here are comparable petrol cars with similar engines: