BMW Z3 (1999)

Estimated running costs and MOT pass rates from 8,191 MOT tests in 2024.

Annual Cost

£2,888

£241/month

MOT Pass Rate

78%

Average

Road Tax

£375

Estimated/year

Est. Insurance

Grp 35-50

3201cc Petrol

Check Carefully

78% pass rate, £2,888/year to run. Close to the average across all models.

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Petrol3201cc27 years old8,191 tests89k miles avg

Annual Running Costs

Fuel (Petrol, 3201cc)

~30 mpg

£1,958

Road Tax

Pre-2001 engine size rate

£375

MOT Test

£55

Predicted Repairs

£500

Total per year£2,888

Per month£241/mo

Per week£56/wk

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

78% MOT pass rate(Average)

0%All-model avg: 82%100%

Average reliability. Expect some repairs as it ages. That's close to the average of 82% across all models in our data. It falls below the BMW brand average of 88%.

78% of MOT tests on BMW Z3s from 1999 ended in a pass in 2024, when they were about 25 years old. That's based on 8,191 tests across the UK, retests included. The average mileage recorded at those tests was 89,294 miles.

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How Does It Compare?

Rank among 1999 models128th of 361(top half)

Rank among BMW models1392nd of 1,548(bottom 11%)

vs average of all models-4%(82% avg)

vs 1999 models average+3%(75% avg)

vs BMW average-10%(88% avg)

Mileage Analysis

89,294

Average miles

185,000

Expected for age

The average 1999 BMW Z3 had 89,294 miles on the clock at its 2024 MOT, which is significantly below the expected 185,000 miles for a 25-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?

Of the years with at least 100 tests, the 2002 model has the highest MOT pass rate at 83%, while the 1997 model has the lowest at 75%. The 1999 scores 78%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

BMW Z3 by Year

Year	Pass Rate	Tests	Avg Mileage
2011	90%	31	39,105 mi
2003	81%	138	74,358 mi
2002	83%	2,094	78,100 mi
2001	80%	3,147	81,138 mi
2000	79%	3,462	85,606 mi
1999	78%	8,191	89,294 mi
1998	77%	8,057	87,787 mi
1997	75%	5,268	93,349 mi
1996	63%	30	96,619 mi

Similar Cars to Consider

BMW 3 Series

2001 · 3000cc Petrol

£2,958/year

77%

-1%

Porsche Boxster

2001 · 3200cc Petrol

£3,153/year

83%

+5%

Porsche 911

1999 · 3387cc Petrol

£2,738/year

87%

+9%

Mercedes C

1999 · 2799cc Petrol

£2,738/year

82%

+4%

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About the 1999 BMW Z3

The 1999 BMW Z3 is a premium performance car. Our records list a 3201cc petrol engine, though engines vary between versions. 8,191 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. Among all models from 1999, the average MOT pass rate is 75%, and this model beats that benchmark.

With an average of 89,294 miles recorded at its 2024 MOT tests, BMW Z3 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.

1999 BMW Z3 Fuel Costs

The 3201cc 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 1999 BMW Z3?

Total estimated annual running cost is £2,888 (£241/month), broken down as £1,958 fuel, £375 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.

BMW Z3 Reliability Trend

Newer BMW Z3s pass their MOT more often than older ones, by 4 percentage points on average, which is mostly down to age and wear.

Buying a Used 1999 BMW Z3

At 27 years old, the BMW Z3 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 2002 model has the highest pass rate at 83%. With 8,191 MOT tests in our data, there's strong statistical confidence in these figures.

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 out

At 27 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 89k 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 1999 BMW Z3 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
BMW Z3(1999)	78%	£1,958	£375	Grp 35-50	£2,888
BMW 3 Series(2001)	77%	£1,958	£445	Grp 30-42	£2,958+£70
Porsche Boxster(2001)	83%	£1,958	£790	Grp 35-50	£3,153+£265
Porsche 911(1999)	87%	£1,958	£375	Grp 35-50	£2,738-£150
Mercedes C(1999)	82%	£1,958	£375	Grp 30-42	£2,738-£150

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 1999 BMW Z3

Is the 1999 BMW Z3 reliable?

Average reliability. Expect some repairs as it ages. 78% of MOT tests on 1999 BMW Z3s ended in a pass, from 8,191 tests (DVSA MOT data for tests in 2024, retests included). That's 4 points below the average of 82% across all models in the same data.

How much does a 1999 BMW Z3 cost to run?

Our estimate is £2,888 a year (£241 a month): £1,958 fuel, £375 road tax, £55 MOT and £500 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 1999 BMW Z3?

78% of 8,191 MOT tests on the 1999 BMW Z3 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 128th of 361 models first registered in 1999 (top half).

Which year BMW Z3 has the best MOT pass rate?

Of the years with at least 100 tests, the 2002 BMW Z3 has the highest MOT pass rate at 83% and the 1997 the lowest at 75%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 1999 BMW Z3?

The average mileage recorded at MOT tests on the 1999 BMW Z3 is 89,294 miles, which is significantly below the expected 185,000 miles for a 25-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.