CarCostCheck

BMW 120 (2017)

Running costs, common problems, and reliability data based on 4,400 real MOT tests in 2024.

MOT Pass Rate

89%

Total Tests (2024)

4,400

Avg Mileage

60,816 mi

Est. Annual Cost

£1,922

Is the 2017 BMW 120 reliable?

Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.

At 7 years old, 89% of BMW 120s from 2017 passed their MOT first time in 2024. That's based on 4,400 tests across the UK. The average mileage at this age is 60,816 miles.

How does the 2017 BMW 120 compare?

Rank among all 2017 cars277th out of 579(top 48%)
Rank among all BMW models789th out of 1,564(top 50%)
vs national average+7% (82% avg)
vs 2017 cars average+2% (87% avg)
vs BMW average+1% (88% avg)

Mileage Analysis

The average 2017 BMW 120 has 60,816 miles on the clock, which is in line with the expected 51,800 miles for a 7-year-old car, suggesting normal everyday use.

Best year to buy a BMW 120?

The most reliable year is the 2021 model with a 95% MOT pass rate, while the 2006 model has the lowest at 76%. The 2017 sits between the two at 89%.

How much does a 2017 BMW 120 cost to run?

Fuel (Petrol, 1998cc)
£1,327
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,922
Per month£160/mo

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

BMW 120 by Year

YearPass RateTestsAvg Mileage
202195%48328,181 mi
202092%1,54434,573 mi
201991%1,40240,327 mi
201888%2,78251,035 mi
201789%4,40060,816 mi
201688%6,28570,978 mi
201587%7,18280,308 mi
201485%6,01694,560 mi
201384%4,84494,843 mi
201281%5,511100,642 mi
201181%7,312105,780 mi
201079%7,884109,003 mi
200980%7,071113,731 mi
200878%8,671117,236 mi
200778%4,860126,038 mi
200676%4,412139,019 mi
200577%4,504139,808 mi
200477%1,437127,612 mi

Checking a specific BMW 120?

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About the 2017 BMW 120

The 2017 BMW 120 is a premium with a 1998cc petrol engine. 4,400 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2017, the average MOT pass rate is 87%, and this model beats that benchmark.

With an average of 60,816 miles at 7 years old, BMW 120 owners drive about as much as the UK average.

2017 BMW 120 Fuel Costs

The 1998cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2017 BMW 120?

Total estimated annual running cost is £1,922 160/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.

BMW 120 Reliability Trend

Newer BMW 120s show better MOT pass rates than older ones, with an average improvement of 10 percentage points.

Buying a Used 2017 BMW 120

At 7 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2021 model has the highest pass rate at 95%.

Alternatives to the 2017 BMW 120

If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: