Is the 2018 MINI MINI reliable?

Excellent reliability. Very few MOT failures. 97% of MINI MINIs from 2018 passed their MOT first time in 2026, based on 33 tests. That's 15 points above the national average of 82%.

How much does a 2018 MINI MINI cost to run?

Estimated annual running cost is £1,587 (£132/month), including £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs.

What is the MOT pass rate for a 2018 MINI MINI?

The 2018 MINI MINI has a 97% MOT pass rate based on 33 tests in 2026. This ranks 77 out of 649 cars from 2018.

Which year MINI MINI is most reliable?

The 2014 MINI MINI has the highest MOT pass rate at 88%. The least reliable year is 2001 at 69%.

What is the average mileage for a 2018 MINI MINI?

The average mileage for a 2018 MINI MINI is 48,132 miles, which is in line with the expected 59,200 miles for a 8-year-old car, suggesting normal everyday use.

MINI MINI (2018)

Running costs, reliability data, and common problems from 33 real MOT tests.

Annual Cost

£1,587

£132/month

MOT Pass Rate

97%

Excellent

Road Tax

£195

Flat rate/year

Insurance

Grp 12-25

1499cc Petrol

Great Choice

97% pass rate, £1587/year to run. 15 points above average.

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Petrol1499cc8 years old33 tests48k miles avg

Annual Running Costs

Fuel (Petrol, 1499cc)

~42 mpg

£1,137

Road Tax

Flat rate (post-2017)

£195

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£1,587

Per month£132/mo

Per week£31/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

97% MOT pass rate(Excellent)

0%National avg: 82%100%

Excellent reliability. Very few MOT failures. That's 15 points above the national average of 82%. It also outperforms the MINI brand average of 84%.

At 8 years old, 97% of MINI MINIs from 2018 passed their MOT first time in 2026. That's based on 33 tests across the UK. The average mileage at this age is 48,132 miles.

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How Does It Compare?

Rank among 2018 cars77th of 649(top 12%)

Rank among MINI models8th of 341(top 2%)

vs national average+15%(82% avg)

vs 2018 cars average+8%(89% avg)

vs MINI average+13%(84% avg)

Mileage Analysis

48,132

Average miles

59,200

Expected for age

The average 2018 MINI MINI has 48,132 miles on the clock, which is in line with the expected 59,200 miles for a 8-year-old car, suggesting normal everyday use.

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Best Year to Buy?

The most reliable year is the 2014 model with a 88% MOT pass rate, while the 2001 model has the lowest at 69%. The 2018 sits between the two at 97%.

MINI MINI by Year

Year	Pass Rate	Tests	Avg Mileage
2018	97%	33	48,132 mi
2017	93%	42	48,635 mi
2016	93%	40	59,235 mi
2015	94%	33	70,246 mi
2014	88%	1,067	67,660 mi
2013	86%	38,366	76,296 mi
2012	85%	42,736	78,383 mi
2011	82%	49,881	83,358 mi
2010	80%	59,218	85,987 mi
2009	75%	57,825	89,580 mi
2008	74%	54,730	95,610 mi
2007	73%	53,763	93,859 mi
2006	72%	43,117	96,085 mi
2005	71%	45,707	100,056 mi
2004	71%	36,444	103,379 mi
2003	72%	25,713	107,167 mi
2002	78%	22,736	107,149 mi
2001	69%	3,789	108,838 mi

Similar Cars to Consider

VAUXHALL CORSA

2016 · 1398cc Petrol

£1,572/year

81%

-16%

FORD FOCUS

2016 · 1596cc Petrol

£1,677/year

87%

-10%

NISSAN QASHQAI

2017 · 1200cc Petrol

£1,550/year

86%

-11%

VAUXHALL ASTRA

2016 · 999cc Petrol

£1,390/year

85%

-12%

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About the 2018 MINI MINI

The 2018 MINI MINI is a small family car with a 1499cc petrol engine. 33 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 12% of all 2018 cars for reliability.

With an average of 48,132 miles at 8 years old, MINI MINI owners drive about as much as the UK average.

2018 MINI MINI Fuel Costs

The 1499cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2018 MINI MINI?

Total estimated annual running cost is £1,587 (£132/month), broken down as £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 97% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

MINI MINI Reliability Trend

Newer MINI MINIs show better MOT pass rates than older ones, with an average improvement of 9 percentage points.

Buying a Used 2018 MINI MINI

At 8 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2014 model has the highest pass rate at 88%. Note: with only 33 tests in our data, these figures should be treated as indicative rather than definitive.

Common Issues to Watch For

Based on the 2018 MINI MINI's fuel type, age, and engine size, these are the most likely problem areas to check.

Suspension Wear

Medium risk

Shock absorbers, springs, and anti-roll bar links typically need attention around this age. Listen for clunks over bumps and check for uneven tyre wear.

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 2018 MINI MINI stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
MINI MINI(2018)	97%	£1137	£195	Grp 12-25	£1587
VAUXHALL CORSA(2016)	81%	£1137	£30	Grp 8-20	£1572-£15
FORD FOCUS(2016)	87%	£1137	£135	Grp 12-25	£1677+£90
NISSAN QASHQAI(2017)	86%	£955	£190	Grp 5-15	£1550-£37
VAUXHALL ASTRA(2016)	85%	£955	£30	Grp 1-8	£1390-£197

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.