SEAT Leon (2015)

Estimated running costs and MOT pass rates from 30,311 MOT tests in 2024.

Annual Cost

£2,003

£167/month

MOT Pass Rate

86%

Good

Road Tax

£200

Estimated/year

Est. Insurance

Grp 8-20

1395cc Petrol

Solid Option

86% pass rate, £2,003/year to run. Close to the average across all models.

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Petrol1395cc11 years old30,311 tests84k miles avg

Annual Running Costs

Fuel (Petrol, 1395cc)

~42 mpg

£1,398

Road Tax

Estimated CO2 band

£200

MOT Test

£55

Predicted Repairs

£350

Total per year£2,003

Per month£167/mo

Per week£39/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

86% MOT pass rate(Good)

0%All-model avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the average of 82% across all models in our data.

86% of MOT tests on SEAT Leons from 2015 ended in a pass in 2024, when they were about 9 years old. That's based on 30,311 tests across the UK, retests included. The average mileage recorded at those tests was 83,849 miles.

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How Does It Compare?

Rank among 2015 models238th of 515(top half)

Rank among SEAT models173rd of 310(bottom half)

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

vs 2015 models average+3%(83% avg)

vs SEAT average+1%(85% avg)

Mileage Analysis

83,849

Average miles

66,600

Expected for age

The average 2015 SEAT Leon had 83,849 miles on the clock at its 2024 MOT, which is above the expected 66,600 miles for a 9-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.

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Best Year to Buy?

Of the years with at least 100 tests, the 2020 model has the highest MOT pass rate at 90%, while the 2006 model has the lowest at 74%. The 2015 scores 86%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

SEAT Leon by Year

Year	Pass Rate	Tests	Avg Mileage
2021	85%	184	29,531 mi
2020	90%	13,840	38,299 mi
2019	88%	33,662	45,808 mi
2018	88%	37,787	53,378 mi
2017	88%	32,092	63,602 mi
2016	87%	28,078	72,877 mi
2015	86%	30,311	83,849 mi
2014	85%	33,359	93,735 mi
2013	83%	21,374	100,080 mi
2012	79%	16,909	108,558 mi
2011	78%	12,613	114,006 mi
2010	77%	11,322	120,467 mi
2009	77%	9,868	119,895 mi
2008	76%	9,717	124,433 mi
2007	75%	8,629	129,414 mi
2006	74%	5,613	129,640 mi
2005	76%	3,477	130,247 mi
2004	77%	2,724	136,378 mi
2003	76%	2,090	129,241 mi
2002	76%	1,025	126,696 mi
2001	75%	431	128,387 mi
2000	76%	92	108,063 mi

Similar Cars to Consider

Ford Fiesta

2015 · 998cc Petrol

£1,600/year

81%

-5%

Vauxhall Corsa

2015 · 1398cc Petrol

£2,153/year

78%

-8%

Ford Focus

2013 · 1596cc Petrol

£2,228/year

78%

-8%

Nissan Qashqai

2017 · 1200cc Petrol

£1,780/year

86%

same

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About the 2015 SEAT Leon

The 2015 SEAT Leon is a small family car. Our records list a 1395cc petrol engine, though engines vary between versions. 30,311 MOT tests were recorded on this model in 2024, making it one of the most commonly tested models on UK roads. Among all models from 2015, the average MOT pass rate is 83%, and this model beats that benchmark.

With an average of 83,849 miles recorded at its 2024 MOT tests, SEAT Leon owners cover more miles than the average driver.

2015 SEAT Leon Fuel Costs

The 1395cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,398 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 2015 SEAT Leon?

Total estimated annual running cost is £2,003 (£167/month), broken down as £1,398 fuel, £200 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 86% pass rate. Keeping on top of servicing will help avoid surprises.

SEAT Leon Reliability Trend

Newer SEAT Leons pass their MOT more often than older ones, by 9 percentage points on average, which is mostly down to age and wear.

Buying a Used 2015 SEAT Leon

At 11 years old, the SEAT Leon 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 90%. With 30,311 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.

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 84k 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 2015 SEAT Leon 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
SEAT Leon(2015)	86%	£1,398	£200	Grp 8-20	£2,003
Ford Fiesta(2015)	81%	£1,175	£20	Grp 1-8	£1,600-£403
Vauxhall Corsa(2015)	78%	£1,398	£200	Grp 8-20	£2,153+£150
Ford Focus(2013)	78%	£1,398	£275	Grp 12-25	£2,228+£225
Nissan Qashqai(2017)	86%	£1,175	£200	Grp 5-15	£1,780-£223

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 2015 SEAT Leon

Is the 2015 SEAT Leon reliable?

Good reliability. Occasional issues but generally solid. 86% of MOT tests on 2015 SEAT Leons ended in a pass, from 30,311 tests (DVSA MOT data for tests in 2024, retests included). That's 4 points above the average of 82% across all models in the same data.

How much does a 2015 SEAT Leon cost to run?

Our estimate is £2,003 a year (£167 a month): £1,398 fuel, £200 road tax, £55 MOT and £350 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2015 SEAT Leon?

86% of 30,311 MOT tests on the 2015 SEAT Leon ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 238th of 515 models first registered in 2015 (top half).

Which year SEAT Leon has the best MOT pass rate?

Of the years with at least 100 tests, the 2020 SEAT Leon has the highest MOT pass rate at 90% and the 2006 the lowest at 74%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2015 SEAT Leon?

The average mileage recorded at MOT tests on the 2015 SEAT Leon is 83,849 miles, which is above the expected 66,600 miles for a 9-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.