Is the 2004 BMW X5 reliable?

Average reliability. Expect some repairs as it ages. 77% of BMW X5s from 2004 passed their MOT first time in 2026, based on 6,276 tests. That's 5 points below the national average of 82%.

How much does a 2004 BMW X5 cost to run?

Estimated annual running cost is £2,907 (£242/month), including £1592 fuel, £760 road tax, £55 MOT, and £500 predicted repairs.

What is the MOT pass rate for a 2004 BMW X5?

The 2004 BMW X5 has a 77% MOT pass rate based on 6,276 tests in 2026. This ranks 171 out of 491 cars from 2004.

Which year BMW X5 is most reliable?

The 2020 BMW X5 has the highest MOT pass rate at 93%. The least reliable year is 2002 at 74%.

What is the average mileage for a 2004 BMW X5?

The average mileage for a 2004 BMW X5 is 147,620 miles, which is in line with the expected 162,800 miles for a 22-year-old car, suggesting normal everyday use.

BMW X5 (2004)

Running costs, reliability data, and common problems from 6,276 real MOT tests.

Annual Cost

£2,907

£242/month

MOT Pass Rate

77%

Average

Road Tax

£760

Based on CC/year

Insurance

Grp 35-50

4799cc Petrol

Check Carefully

77% pass rate, £2907/year to run. 5 points below average.

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Petrol4799cc22 years old6,276 tests148k miles avg

Annual Running Costs

Fuel (Petrol, 4799cc)

~30 mpg

£1,592

Road Tax

Based on 4799cc

£760

MOT Test

£55

Predicted Repairs

£500

Total per year£2,907

Per month£242/mo

Per week£56/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

77% 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 BMW brand average of 88%.

At 22 years old, 77% of BMW X5s from 2004 passed their MOT first time in 2026. That's based on 6,276 tests across the UK. The average mileage at this age is 147,620 miles.

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How Does It Compare?

Rank among 2004 cars171th of 491(top 35%)

Rank among BMW models1444th of 1,564(top 92%)

vs national average-5%(82% avg)

vs 2004 cars average+5%(72% avg)

vs BMW average-11%(88% avg)

Mileage Analysis

147,620

Average miles

162,800

Expected for age

The average 2004 BMW X5 has 147,620 miles on the clock, which is in line with the expected 162,800 miles for a 22-year-old car, suggesting normal everyday use.

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Best Year to Buy?

The most reliable year is the 2020 model with a 93% MOT pass rate, while the 2002 model has the lowest at 74%. The 2004 sits between the two at 77%.

BMW X5 by Year

Year	Pass Rate	Tests	Avg Mileage
2021	92%	1,968	35,223 mi
2020	93%	8,594	38,415 mi
2019	92%	23,506	47,135 mi
2018	91%	17,687	58,065 mi
2017	92%	14,511	67,347 mi
2016	92%	14,826	76,292 mi
2015	91%	17,257	86,297 mi
2014	92%	13,889	96,575 mi
2013	88%	8,346	102,589 mi
2012	86%	9,533	110,198 mi
2011	86%	9,720	115,184 mi
2010	86%	8,668	121,461 mi
2009	86%	9,917	129,547 mi
2008	84%	8,054	133,171 mi
2007	82%	8,281	137,811 mi
2006	76%	7,388	146,446 mi
2005	77%	11,188	147,753 mi
2004	77%	6,276	147,620 mi
2003	77%	3,953	143,116 mi
2002	74%	2,242	144,771 mi
2001	76%	1,085	143,091 mi
2000	80%	46	121,636 mi

Similar Cars to Consider

MERCEDES CLK

2004 · 4966cc Petrol

£2,397/year

76%

-1%

LAND ROVER RANGE ROVER SPORT

2005 · 4394cc Petrol

£2,247/year

82%

+5%

MERCEDES SL

2003 · 4966cc Petrol

£2,247/year

86%

+9%

VOLVO XC90

2006 · 4414cc Petrol

£2,397/year

73%

-4%

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About the 2004 BMW X5

The 2004 BMW X5 is a premium performance with a 4799cc petrol engine. 6,276 of these vehicles were MOT tested in 2026, making it a reasonably common sight 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 147,620 miles at 22 years old, BMW X5 owners drive about as much as the UK average.

2004 BMW X5 Fuel Costs

The 4799cc 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 £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2004 BMW X5?

Total estimated annual running cost is £2,907 (£242/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 77% pass rate. Keeping on top of servicing will help avoid surprises.

BMW X5 Reliability Trend

Newer BMW X5s show better MOT pass rates than older ones, with an average improvement of 11 percentage points.

Buying a Used 2004 BMW X5

At 22 years old, the BMW X5 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 2020 model has the highest pass rate at 93%. With 6,276 MOT tests in our data, there's strong statistical confidence in these figures.

Common Issues to Watch For

Based on the 2004 BMW X5's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 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 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

Watch out

With an average of 148k 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.

Engine Mounts

Medium risk

Worn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.

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 2004 BMW X5 stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
BMW X5(2004)	77%	£1592	£760	Grp 35-50	£2907
MERCEDES CLK(2004)	76%	£1592	£250	Grp 35-50	£2397-£510
LAND ROVER RANGE ROVER SPORT(2005)	82%	£1592	£250	Grp 35-50	£2247-£660
MERCEDES SL(2003)	86%	£1592	£250	Grp 35-50	£2247-£660
VOLVO XC90(2006)	73%	£1592	£250	Grp 35-50	£2397-£510

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.