CarCostCheck

SEAT LEON SE DYNAMIC ETSI S-A (2021)

Running costs, common problems, and reliability data based on 75 real MOT tests in 2024.

MOT Pass Rate

92%

Total Tests (2024)

75

Avg Mileage

33,736 mi

Est. Annual Cost

£1,400

Is the 2021 SEAT LEON SE DYNAMIC ETSI S-A reliable?

Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the SEAT brand average of 85%.

At 3 years old, 92% of SEAT LEON SE DYNAMIC ETSI S-As from 2021 passed their MOT first time in 2024. That's based on 75 tests across the UK. The average mileage at this age is 33,736 miles.

How does the 2021 SEAT LEON SE DYNAMIC ETSI S-A compare?

Rank among all 2021 cars2096th out of 3,373(top 62%)
Rank among all SEAT models96th out of 311(top 31%)
vs national average+10% (82% avg)
vs 2021 cars average+0% (92% avg)
vs SEAT average+7% (85% avg)

Mileage Analysis

The average 2021 SEAT LEON SE DYNAMIC ETSI S-A has 33,736 miles on the clock, which is well above the expected 22,200 miles for a 3-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.

How much does a 2021 SEAT LEON SE DYNAMIC ETSI S-A cost to run?

Fuel (Hybrid, 999cc)
£955
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,400
Per month£117/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

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About the 2021 SEAT LEON SE DYNAMIC ETSI S-A

The 2021 SEAT LEON SE DYNAMIC ETSI S-A is a city car with a 999cc hybrid engine. 75 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.

With an average of 33,736 miles at 3 years old, SEAT LEON SE DYNAMIC ETSI S-A owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.

2021 SEAT LEON SE DYNAMIC 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 SE DYNAMIC ETSI S-A?

Total estimated annual running cost is £1,400 117/month), broken down as £955 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 SEAT LEON SE DYNAMIC ETSI S-A

At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. Note: with only 75 tests in our data, these figures should be treated as indicative rather than definitive.

Alternatives to the 2021 SEAT LEON SE DYNAMIC ETSI S-A

If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines: