Rover 75 (2004)
Estimated running costs and MOT pass rates from 4,012 MOT tests in 2024.
Annual Cost
£3,503
£292/month
MOT Pass Rate
69%
Below Avg
Road Tax
£790
Estimated/year
Est. Insurance
Grp 35-50
4601cc Petrol
Proceed With Caution
69% pass rate, £3,503/year to run. 13 points below average.
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Annual Running Costs
~30 mpg
Estimated CO2 band
Higher estimate due to low pass rate
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
Below average reliability. Budget extra for maintenance and repairs. That's 13 points below the average of 82% across all models in our data. It falls below the Rover brand average of 74%.
69% of MOT tests on Rover 75s from 2004 ended in a pass in 2024, when they were about 20 years old. That's based on 4,012 tests across the UK, retests included. The average mileage recorded at those tests was 108,279 miles.
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How Does It Compare?
Mileage Analysis
108,279
Average miles
148,000
Expected for age
The average 2004 Rover 75 had 108,279 miles on the clock at its 2024 MOT, which is below the expected 148,000 miles for a 20-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?
Of the years with at least 100 tests, the 2000 model has the highest MOT pass rate at 76%, while the 2004 model has the lowest at 69%. 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.
Rover 75 by Year
Similar Cars to Consider
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About the 2004 Rover 75
The 2004 Rover 75 is a large-engined car. Our records list a 4601cc petrol engine, though engines vary between versions. 4,012 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. Among all models from 2004, the average MOT pass rate is 72%, and this model falls short of that benchmark.
With an average of 108,279 miles recorded at its 2024 MOT tests, Rover 75 owners tend to use this car less than the typical driver.
2004 Rover 75 Fuel Costs
The 4601cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,958 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 2004 Rover 75?
Total estimated annual running cost is £3,503 (£292/month), broken down as £1,958 fuel, £790 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 69% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
Rover 75 Reliability Trend
The Rover 75 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2004 Rover 75
At 22 years old, the Rover 75 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 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.
Oil Consumption
Medium riskLarger 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 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.
Clutch Wear
Watch outWith an average of 108k 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 riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Higher Than Average Failure Rate
Watch outWith a 69% MOT pass rate, this model fails more often than most. Budget for unexpected repairs and get a thorough pre-purchase inspection.
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 Rover 75 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 |
|---|---|---|---|---|---|
| Rover 75(2004) | 69% | £1,958 | £790 | Grp 35-50 | £3,503 |
| BMW X5(2005) | 77% | £1,958 | £790 | Grp 35-50 | £3,303-£200 |
| Mercedes CLK(2004) | 76% | £1,958 | £790 | Grp 35-50 | £3,303-£200 |
| Land Rover Range Rover(2006) | 80% | £1,958 | £790 | Grp 35-50 | £3,153-£350 |
| Land Rover Range Rover Sport(2005) | 82% | £1,958 | £790 | Grp 35-50 | £3,153-£350 |
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 2004 Rover 75
Is the 2004 Rover 75 reliable?
Below average reliability. Budget extra for maintenance and repairs. 69% of MOT tests on 2004 Rover 75s ended in a pass, from 4,012 tests (DVSA MOT data for tests in 2024, retests included). That's 13 points below the average of 82% across all models in the same data.
How much does a 2004 Rover 75 cost to run?
Our estimate is £3,503 a year (£292 a month): £1,958 fuel, £790 road tax, £55 MOT and £700 predicted repairs, based on 7,400 miles a year. Insurance is not included.
What is the MOT pass rate for a 2004 Rover 75?
69% of 4,012 MOT tests on the 2004 Rover 75 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 330th of 470 models first registered in 2004 (bottom half).
Which year Rover 75 has the best MOT pass rate?
Of the years with at least 100 tests, the 2000 Rover 75 has the highest MOT pass rate at 76% and the 2004 the lowest at 69%. Newer cars usually pass more often simply because they are younger and have done fewer miles.
What is the average mileage for a 2004 Rover 75?
The average mileage recorded at MOT tests on the 2004 Rover 75 is 108,279 miles, which is below the expected 148,000 miles for a 20-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Related Rover Models
Explore other Rover cars or similar models in the same category.
Rover Mini
1990 · 998cc Petrol
Rover 25
2003 · 1588cc Petrol
Rover 45
2004 · 1588cc Petrol
BMW X5
2005 · 4799cc Petrol
Mercedes CLK
2004 · 4966cc Petrol
Land Rover Range Rover
2006 · 4197cc Petrol
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