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KIA MAGENTIS (2003)

Running costs, reliability data, and common problems from 40 real MOT tests.

Annual Cost

£2,577

£215/month

MOT Pass Rate

78%

Average

Road Tax

£430

Based on CC/year

Insurance

Grp 25-38

2493cc Petrol

Check Carefully

78% pass rate, £2577/year to run. Close to the national average.

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Petrol2493cc23 years old40 tests86k miles avg

Annual Running Costs

Fuel (Petrol, 2493cc)

~30 mpg

£1,592
Road Tax

Based on 2493cc

£430
MOT Test
£55
Predicted Repairs
£500
Total per year£2,577
Per month£215/mo
Per week£50/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

78% MOT pass rate(Average)
0%National avg: 82%100%

Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the KIA brand average of 86%.

At 23 years old, 78% of KIA MAGENTISs from 2003 passed their MOT first time in 2026. That's based on 40 tests across the UK. The average mileage at this age is 85,889 miles.

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How Does It Compare?

Rank among 2003 cars136th of 445(top 31%)
Rank among KIA models369th of 472(top 78%)
vs national average-4%(82% avg)
vs 2003 cars average+6%(72% avg)
vs KIA average-8%(86% avg)

Mileage Analysis

85,889

Average miles

vs

170,200

Expected for age

The average 2003 KIA MAGENTIS has 85,889 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 2010 model with a 74% MOT pass rate, while the 2007 model has the lowest at 65%. The 2003 sits between the two at 78%.

KIA MAGENTIS by Year

YearPass RateTestsAvg Mileage
201074%153107,450 mi
200969%20096,374 mi
200866%15182,999 mi
200765%16691,077 mi
200668%20286,367 mi
200567%11173,997 mi
200474%5874,704 mi
200378%4085,889 mi

Similar Cars to Consider

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About the 2003 KIA MAGENTIS

The 2003 KIA MAGENTIS is a large car with a 2493cc petrol engine. 40 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 2003, the average MOT pass rate is 72%, and this model beats that benchmark.

With an average of 85,889 miles at 23 years old, KIA MAGENTIS owners tend to use this car less than the typical driver.

2003 KIA MAGENTIS Fuel Costs

The 2493cc petrol engine offers a reasonable balance between performance and economy. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 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 KIA MAGENTIS?

Total estimated annual running cost is £2,577 215/month), broken down as £1592 fuel, £430 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 78% pass rate. Keeping on top of servicing will help avoid surprises.

KIA MAGENTIS Reliability Trend

The KIA MAGENTIS has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.

Buying a Used 2003 KIA MAGENTIS

At 23 years old, the KIA MAGENTIS 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 2010 model has the highest pass rate at 74%. Note: with only 40 tests in our data, these figures should be treated as indicative rather than definitive.

Common Issues to Watch For

Based on the 2003 KIA MAGENTIS's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 23 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.

Oil Consumption

Medium risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

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 86k 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 KIA MAGENTIS stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
KIA MAGENTIS(2003)78%£1592£430Grp 25-38£2577
RENAULT CLIO(2005)67%£1327£135Grp 18-32£2217-£360
HONDA CR-V(2005)70%£1327£135Grp 18-32£2017-£560
MERCEDES E(2005)78%£1592£250Grp 30-42£2397-£180
FORD MONDEO(2004)69%£1327£135Grp 18-32£2217-£360

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 Kia Models

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

Related Guides

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