KIA MAGENTIS (2004)
Running costs, reliability data, and common problems from 58 real MOT tests.
Annual Cost
£2,197
£183/month
MOT Pass Rate
74%
Average
Road Tax
£315
Based on CC/year
Insurance
Grp 18-32
1999cc Petrol
Check Carefully
74% pass rate, £2197/year to run. 8 points below average.
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Annual Running Costs
~36 mpg
Based on 1999cc
Higher estimate due to low pass rate
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
Average reliability. Expect some repairs as it ages. That's 8 points below the national average of 82%. It falls below the KIA brand average of 86%.
At 22 years old, 74% of KIA MAGENTISs from 2004 passed their MOT first time in 2026. That's based on 58 tests across the UK. The average mileage at this age is 74,704 miles.
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How Does It Compare?
Mileage Analysis
74,704
Average miles
162,800
Expected for age
The average 2004 KIA MAGENTIS has 74,704 miles on the clock, which is significantly below the expected 162,800 miles for a 22-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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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 2004 sits between the two at 74%.
KIA MAGENTIS by Year
Similar Cars to Consider
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About the 2004 KIA MAGENTIS
The 2004 KIA MAGENTIS is a family car with a 1999cc petrol engine. 58 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 2004, the average MOT pass rate is 72%, and this model beats that benchmark.
With an average of 74,704 miles at 22 years old, KIA MAGENTIS owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2004 KIA MAGENTIS Fuel Costs
The 1999cc 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 2004 KIA MAGENTIS?
Total estimated annual running cost is £2,197 (£183/month), broken down as £1327 fuel, £315 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.
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 2004 KIA MAGENTIS
At 22 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 58 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2004 KIA MAGENTIS's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 22 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 outAt 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 outRubber 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 riskAlways 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 2004 KIA MAGENTIS stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| KIA MAGENTIS(2004) | 74% | £1327 | £315 | Grp 18-32 | £2197 |
| FORD FOCUS(2006) | 73% | £1137 | £135 | Grp 12-25 | £1827-£370 |
| MINI MINI(2005) | 71% | £1137 | £135 | Grp 12-25 | £1827-£370 |
| BMW 3 SERIES(2006) | 80% | £1327 | £135 | Grp 18-32 | £1867-£330 |
| RENAULT CLIO(2006) | 68% | £1327 | £135 | Grp 18-32 | £2217+£20 |
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.
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