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BMW 120 (2015)

Running costs, reliability data, and common problems from 7,182 real MOT tests.

Annual Cost

£1,807

£151/month

MOT Pass Rate

87%

Good

Road Tax

£265

Based on CC/year

Insurance

Grp 12-25

1598cc Petrol

Solid Option

87% pass rate, £1807/year to run. 5 points above average.

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Petrol1598cc11 years old7,182 tests80k miles avg

Annual Running Costs

Fuel (Petrol, 1598cc)

~42 mpg

£1,137
Road Tax

Based on 1598cc

£265
MOT Test
£55
Predicted Repairs
£350
Total per year£1,807
Per month£151/mo
Per week£35/wk

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

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Reliability Verdict

87% MOT pass rate(Good)
0%National avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.

At 11 years old, 87% of BMW 120s from 2015 passed their MOT first time in 2026. That's based on 7,182 tests across the UK. The average mileage at this age is 80,308 miles.

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How Does It Compare?

Rank among 2015 cars248th of 559(top 44%)
Rank among BMW models993th of 1,564(top 63%)
vs national average+5%(82% avg)
vs 2015 cars average+4%(83% avg)
vs BMW average-1%(88% avg)

Mileage Analysis

80,308

Average miles

vs

81,400

Expected for age

The average 2015 BMW 120 has 80,308 miles on the clock, which is in line with the expected 81,400 miles for a 11-year-old car, suggesting normal everyday use.

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Best Year to Buy?

The most reliable year is the 2021 model with a 95% MOT pass rate, while the 2006 model has the lowest at 76%. The 2015 sits between the two at 87%.

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

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About the 2015 BMW 120

The 2015 BMW 120 is a premium with a 1598cc petrol engine. 7,182 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. Among all cars from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.

With an average of 80,308 miles at 11 years old, BMW 120 owners drive about as much as the UK average.

2015 BMW 120 Fuel Costs

The 1598cc 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 2015 BMW 120?

Total estimated annual running cost is £1,807 151/month), broken down as £1137 fuel, £265 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% 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 2015 BMW 120

At 11 years old, the BMW 120 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2021 model has the highest pass rate at 95%. With 7,182 MOT tests in our data, there's strong statistical confidence in these figures.

Common Issues to Watch For

Based on the 2015 BMW 120's fuel type, age, and engine size, these are the most likely problem areas to check.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Clutch Wear

Medium risk

With an average of 80k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.

Brake Discs and Pads

Medium risk

High-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2015 BMW 120 stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
BMW 120(2015)87%£1137£265Grp 12-25£1807
VAUXHALL CORSA(2015)78%£1137£30Grp 8-20£1722-£85
FORD FOCUS(2013)78%£1137£135Grp 12-25£1827+£20
NISSAN QASHQAI(2017)86%£955£190Grp 5-15£1550-£257
VOLKSWAGEN POLO(2015)82%£955£30Grp 5-15£1390-£417

Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.

Related Bmw Models

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