CarCostCheck

MAZDA EUNOS (2003)

Running costs, reliability data, and common problems from 292 real MOT tests.

Annual Cost

£1,957

£163/month

MOT Pass Rate

74%

Average

Road Tax

£265

Based on CC/year

Insurance

Grp 12-25

1597cc Petrol

Check Carefully

74% pass rate, £1957/year to run. 8 points below average.

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Petrol1597cc23 years old292 tests111k miles avg

Annual Running Costs

Fuel (Petrol, 1597cc)

~42 mpg

£1,137
Road Tax

Based on 1597cc

£265
MOT Test
£55
Predicted Repairs

Higher estimate due to low pass rate

£500
Total per year£1,957
Per month£163/mo
Per week£38/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

74% MOT pass rate(Average)
0%National avg: 82%100%

Average reliability. Expect some repairs as it ages. That's 8 points below the national average of 82%. It falls below the MAZDA brand average of 81%.

At 23 years old, 74% of MAZDA EUNOSs from 2003 passed their MOT first time in 2026. That's based on 292 tests across the UK. The average mileage at this age is 111,043 miles.

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How Does It Compare?

Rank among 2003 cars205th of 445(top 46%)
Rank among MAZDA models331th of 483(top 69%)
vs national average-8%(82% avg)
vs 2003 cars average+2%(72% avg)
vs MAZDA average-7%(81% avg)

Mileage Analysis

111,043

Average miles

vs

170,200

Expected for age

The average 2003 MAZDA EUNOS has 111,043 miles on the clock, which is below the expected 170,200 miles for a 23-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

The most reliable year is the 1991 model with a 91% MOT pass rate, while the 2001 model has the lowest at 62%. The 2003 sits between the two at 74%.

MAZDA EUNOS by Year

YearPass RateTestsAvg Mileage
200771%35122,270 mi
200669%131112,752 mi
200571%120111,293 mi
200468%204121,116 mi
200374%292111,043 mi
200276%195109,025 mi
200162%181123,515 mi
200079%170122,304 mi
199977%120114,377 mi
199873%78138,042 mi
199568%34115,396 mi
199375%53115,752 mi
199272%5098,231 mi
199191%57137,664 mi
199089%4793,777 mi

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About the 2003 MAZDA EUNOS

The 2003 MAZDA EUNOS is a small family car with a 1597cc petrol engine. 292 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. Among all cars from 2003, the average MOT pass rate is 72%, and this model beats that benchmark.

With an average of 111,043 miles at 23 years old, MAZDA EUNOS owners tend to use this car less than the typical driver.

2003 MAZDA EUNOS Fuel Costs

The 1597cc 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 2003 MAZDA EUNOS?

Total estimated annual running cost is £1,957 163/month), broken down as £1137 fuel, £265 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 74% pass rate. Keeping on top of servicing will help avoid surprises.

MAZDA EUNOS Reliability Trend

Older MAZDA EUNOSs tend to have better MOT pass rates than newer ones, with an average decline of 8 percentage points across model years.

Buying a Used 2003 MAZDA EUNOS

At 23 years old, the MAZDA EUNOS 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 1991 model has the highest pass rate at 91%.

Common Issues to Watch For

Based on the 2003 MAZDA EUNOS'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

Watch out

With an average of 111k 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 2003 MAZDA EUNOS stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
MAZDA EUNOS(2003)74%£1137£265Grp 12-25£1957
MINI MINI(2005)71%£1137£135Grp 12-25£1827-£130
FORD FOCUS(2005)71%£1137£135Grp 12-25£1827-£130
FORD FIESTA(2003)71%£1137£30Grp 8-20£1722-£235
TOYOTA YARIS(2005)73%£1137£30Grp 8-20£1722-£235

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 Mazda Models

Explore other Mazda cars or similar models in the same category.

Related Guides

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