CarCostCheck

SUBARU IMPREZA (2021)

Running costs, common problems, and reliability data based on 82 real MOT tests in 2024.

MOT Pass Rate

72%

Total Tests (2024)

82

Avg Mileage

74,592 mi

Est. Annual Cost

£1,882

Is the 2021 SUBARU IMPREZA reliable?

Average reliability. Expect some repairs as it ages. That's 10 points below the national average of 82%. It falls below the SUBARU brand average of 83%.

At 3 years old, 72% of SUBARU IMPREZAs from 2021 passed their MOT first time in 2024. That's based on 82 tests across the UK. The average mileage at this age is 74,592 miles.

How does the 2021 SUBARU IMPREZA compare?

Rank among all 2021 cars3363th out of 3,373(top 100%)
Rank among all SUBARU models176th out of 193(top 91%)
vs national average-10% (82% avg)
vs 2021 cars average-20% (92% avg)
vs SUBARU average-11% (83% avg)

Mileage Analysis

The average 2021 SUBARU IMPREZA has 74,592 miles on the clock, which is well above the expected 22,200 miles for a 3-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.

Best year to buy a SUBARU IMPREZA?

The most reliable year is the 2016 model with a 92% MOT pass rate, while the 2021 model has the lowest at 72%. Consider a different year if reliability is a priority.

How much does a 2021 SUBARU IMPREZA cost to run?

Fuel (Petrol, 1600cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs

Higher than average due to low pass rate

£500
Total per year£1,882
Per month£157/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

SUBARU IMPREZA by Year

YearPass RateTestsAvg Mileage
202172%8274,592 mi
202091%12875,896 mi
201990%34353,725 mi
201891%32944,855 mi
201791%21060,514 mi
201692%32562,451 mi
201588%34666,732 mi
201484%23465,423 mi
201390%13477,231 mi
201288%15464,127 mi
201184%41777,422 mi
201085%1,59188,108 mi
200983%1,49888,078 mi
200881%1,98495,457 mi
200781%3,44794,086 mi
200682%3,34699,363 mi
200582%4,111104,834 mi
200484%3,460104,585 mi
200382%3,280108,355 mi
200284%1,991109,552 mi
200182%1,688113,881 mi
200083%1,600107,364 mi
199983%2,069110,144 mi
199884%1,185107,969 mi
199783%731102,415 mi
199685%347111,892 mi
199587%209102,719 mi
199481%124113,726 mi
199386%3692,697 mi

Checking a specific SUBARU IMPREZA?

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About the 2021 SUBARU IMPREZA

The 2021 SUBARU IMPREZA is a small family car with a 1600cc petrol engine. 82 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 100% of 2021 cars for MOT pass rates.

With an average of 74,592 miles at 3 years old, SUBARU IMPREZA owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.

2021 SUBARU IMPREZA Fuel Costs

The 1600cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 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 SUBARU IMPREZA?

Total estimated annual running cost is £1,882 157/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 72% pass rate. Keeping on top of servicing will help avoid surprises.

SUBARU IMPREZA Reliability Trend

Newer SUBARU IMPREZAs show better MOT pass rates than older ones, with an average improvement of 3 percentage points.

Buying a Used 2021 SUBARU IMPREZA

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. Note: with only 82 tests in our data, these figures should be treated as indicative rather than definitive.

Alternatives to the 2021 SUBARU IMPREZA

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: