Mazda CX-3 (2015)

Estimated running costs and MOT pass rates from 4,191 MOT tests in 2024.

Annual Cost

£2,361

£197/month

MOT Pass Rate

85%

Good

Road Tax

£325

Estimated/year

Est. Insurance

Grp 18-32

1998cc Petrol

Solid Option

85% pass rate, £2,361/year to run. Close to the average across all models.

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Petrol1998cc11 years old4,191 tests62k miles avg

Annual Running Costs

Fuel (Petrol, 1998cc)

~36 mpg

£1,631

Road Tax

Estimated CO2 band

£325

MOT Test

£55

Predicted Repairs

£350

Total per year£2,361

Per month£197/mo

Per week£45/wk

Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included.

Reliability Verdict

85% MOT pass rate(Good)

0%All-model avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the average of 82% across all models in our data. It also outperforms the Mazda brand average of 81%.

85% of MOT tests on Mazda CX-3s from 2015 ended in a pass in 2024, when they were about 9 years old. That's based on 4,191 tests across the UK, retests included. The average mileage recorded at those tests was 61,842 miles.

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How Does It Compare?

Rank among 2015 models289th of 515(bottom half)

Rank among Mazda models206th of 459(top half)

vs average of all models+3%(82% avg)

vs 2015 models average+2%(83% avg)

vs Mazda average+4%(81% avg)

Mileage Analysis

61,842

Average miles

66,600

Expected for age

The average 2015 Mazda CX-3 had 61,842 miles on the clock at its 2024 MOT, which is in line with the expected 66,600 miles for a 9-year-old car, suggesting normal everyday use.

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Best Year to Buy?

Of the years with at least 100 tests, the 2019 model has the highest MOT pass rate at 93%, while the 2015 model has the lowest at 85%. Consider a different year if reliability is a priority. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Mazda CX-3 by Year

Year	Pass Rate	Tests	Avg Mileage
2020	83%	30	25,685 mi
2019	93%	11,421	31,849 mi
2018	92%	9,124	39,264 mi
2017	90%	7,863	47,343 mi
2016	86%	8,421	56,358 mi
2015	85%	4,191	61,842 mi

Similar Cars to Consider

Ford Focus

2013 · 1596cc Petrol

£2,228/year

78%

-7%

Nissan Qashqai

2013 · 1600cc Petrol

£2,228/year

72%

-13%

BMW 3 Series

2015 · 1499cc Petrol

£2,078/year

88%

+3%

Mercedes C

2014 · 1595cc Petrol

£2,078/year

85%

same

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About the 2015 Mazda CX-3

The 2015 Mazda CX-3 is a family car. Our records list a 1998cc petrol engine, though engines vary between versions. 4,191 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. Among all models from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.

With an average of 61,842 miles recorded at its 2024 MOT tests, Mazda CX-3 owners drive about as much as the UK average.

2015 Mazda CX-3 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 £1,631 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).

What does it cost to own a 2015 Mazda CX-3?

Total estimated annual running cost is £2,361 (£197/month), broken down as £1,631 fuel, £325 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.

Mazda CX-3 Reliability Trend

Newer Mazda CX-3s pass their MOT more often than older ones, by 6 percentage points on average, which is mostly down to age and wear.

Buying a Used 2015 Mazda CX-3

At 11 years old, the Mazda CX-3 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.

Common Issues to Watch For

These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.

Timing Chain / Belt

Watch out

At 11 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.

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.

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 Mazda CX-3 stacks up against similar cars for estimated annual running costs, insurance group, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Est. Ins. Group	Total/yr
Mazda CX-3(2015)	85%	£1,631	£325	Grp 18-32	£2,361
Ford Focus(2013)	78%	£1,398	£275	Grp 12-25	£2,228-£133
Nissan Qashqai(2013)	72%	£1,398	£275	Grp 12-25	£2,228-£133
BMW 3 Series(2015)	88%	£1,398	£275	Grp 12-25	£2,078-£283
Mercedes C(2014)	85%	£1,398	£275	Grp 12-25	£2,078-£283

Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.

Questions about the 2015 Mazda CX-3

Is the 2015 Mazda CX-3 reliable?

Good reliability. Occasional issues but generally solid. 85% of MOT tests on 2015 Mazda CX-3s ended in a pass, from 4,191 tests (DVSA MOT data for tests in 2024, retests included). That's 3 points above the average of 82% across all models in the same data.

How much does a 2015 Mazda CX-3 cost to run?

Our estimate is £2,361 a year (£197 a month): £1,631 fuel, £325 road tax, £55 MOT and £350 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2015 Mazda CX-3?

85% of 4,191 MOT tests on the 2015 Mazda CX-3 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 289th of 515 models first registered in 2015 (bottom half).

Which year Mazda CX-3 has the best MOT pass rate?

Of the years with at least 100 tests, the 2019 Mazda CX-3 has the highest MOT pass rate at 93% and the 2015 the lowest at 85%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2015 Mazda CX-3?

The average mileage recorded at MOT tests on the 2015 Mazda CX-3 is 61,842 miles, which is in line with the expected 66,600 miles for a 9-year-old car, suggesting normal everyday use.