SEAT LEON XCELLENCE LUX ETSI S-A (2021)
Running costs, reliability data, and common problems from 43 real MOT tests.
Annual Cost
£1,555
£130/month
MOT Pass Rate
88%
Good
Road Tax
£195
Flat rate/year
Insurance
Grp 1-8
999cc Hybrid
Solid Option
88% pass rate, £1555/year to run. 6 points above average.
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Annual Running Costs
~50 mpg
Flat rate (post-2017)
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
Good reliability. Occasional issues but generally solid. That's 6 points above the national average of 82%.
At 5 years old, 88% of SEAT LEON XCELLENCE LUX ETSI S-As from 2021 passed their MOT first time in 2026. That's based on 43 tests across the UK. The average mileage at this age is 36,095 miles.
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How Does It Compare?
Mileage Analysis
36,095
Average miles
37,000
Expected for age
The average 2021 SEAT LEON XCELLENCE LUX ETSI S-A has 36,095 miles on the clock, which is in line with the expected 37,000 miles for a 5-year-old car, suggesting normal everyday use.
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About the 2021 SEAT LEON XCELLENCE LUX ETSI S-A
The 2021 SEAT LEON XCELLENCE LUX ETSI S-A is a city car with a 999cc hybrid engine. 43 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 86% of 2021 cars for MOT pass rates.
With an average of 36,095 miles at 5 years old, SEAT LEON XCELLENCE LUX ETSI S-A owners drive about as much as the UK average.
2021 SEAT LEON XCELLENCE LUX ETSI S-A Fuel Costs
The modest 999cc hybrid engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2021 SEAT LEON XCELLENCE LUX ETSI S-A?
Total estimated annual running cost is £1,555 (£130/month), broken down as £955 fuel, £195 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 88% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 SEAT LEON XCELLENCE LUX ETSI S-A
At 5 years old, the SEAT LEON XCELLENCE LUX ETSI S-A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 43 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 SEAT LEON XCELLENCE LUX ETSI S-A's fuel type, age, and engine size, these are the most likely problem areas to check.
Hybrid Battery Health
Medium riskAfter 5 years, hybrid battery capacity may have reduced. A full replacement costs £2,000-£4,000, though reconditioning is cheaper at £500-£1,500.
Inverter and Power Electronics
Low riskThe inverter converts DC to AC for the electric motor. Failures are expensive (£1,500+) but relatively rare. Listen for unusual buzzing sounds.
Regenerative Braking
Medium riskBrake discs can corrode from reduced use (the electric motor handles most braking). Surface rust is normal but deep pitting needs attention.
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 2021 SEAT LEON XCELLENCE LUX ETSI S-A stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| SEAT LEON XCELLENCE LUX ETSI S-A(2021) | 88% | £955 | £195 | Grp 1-8 | £1555 |
| TOYOTA YARIS(2019) | 93% | £1137 | £190 | Grp 12-25 | £1582+£27 |
| MINI COOPER S(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582+£27 |
| VOLVO XC40(2021) | 93% | £1137 | £190 | Grp 12-25 | £1582+£27 |
| MINI COUNTRYMAN(2019) | 93% | £1137 | £190 | Grp 12-25 | £1582+£27 |
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.
Related Seat Models
Explore other Seat cars or similar models in the same category.
SEAT LEON
2018 · 1395cc Petrol
SEAT IBIZA
2014 · 1198cc Petrol
SEAT ARONA
2019 · 1000cc Petrol
TOYOTA YARIS
2019 · 1497cc Hybrid
MINI COOPER S
2019 · 1499cc Hybrid
VOLVO XC40
2021 · 1470cc Hybrid
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