Seat Leon ST used • 253 cars price-checked by AutoUncle

Market overviewPrices range from £3,995 to £16,455 across all listings

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Showing 1 - 25 of 246 results

How much does the Seat Leon ST depreciate?

Used Seat Leon ST

A used Seat Leon ST (2018) model loses about £10 per month in value.


Factors that affect the depreciation of a Seat Leon ST:
- Mileage driven
- Maintenance
- Service history


Depreciation is an important part of calculating the total cost of owning a Seat Leon ST. In addition to the monthly depreciation of £10, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.

How much does a used Seat Leon ST cost? Prices, ratings and depreciation by model year

How much does a used Seat Leon ST cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Depreciation
(12 mth.)

Cars for sale

2014 Seat Leon ST

£2,395 - £6,719£4,201-£1,52024

2016 Seat Leon ST

£4,295 - £9,995£7,286-£46024

2015 Seat Leon ST

£3,900 - £10,995£6,936-£20020

2017 Seat Leon ST

£5,695 - £11,295£8,608-£44041

2018 Seat Leon ST

£5,995 - £13,999£9,466-£12060

2019 Seat Leon ST

£6,895 - £14,789£10,556-£1,36045

2020 Seat Leon ST

£5,990 - £18,490£12,319-£82031

2021 Seat Leon ST

£12,990 - £18,995£16,710+£4808

2023 Seat Leon ST

£17,799 - £17,799£17,799-1

2022 Seat Leon ST

£19,679 - £19,679£19,679-1

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 2 December 2025

Comparison of Seat Leon ST variants and prices

Below you can compare prices and depreciation for the 11 most popular Seat Leon ST variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Seat Leon ST variants and prices

Variant

Price range*

Avg. Price

Depreciation
(12 mth.)

Cars for sale

Seat Leon ST Ecomotive

£4,295 - £7,499£6,449-5

Seat Leon ST SE

£2,395 - £9,995£5,666-£74042

Seat Leon ST Business

£4,950 - £9,320£6,623-3

Seat Leon ST SE Technology

£8,495 - £8,495£8,495-1

Seat Leon ST SE Dynamic

£5,595 - £11,950£8,425-£22046

Seat Leon ST FR

£5,595 - £13,995£9,159-£68094

Seat Leon ST XCELLENCE

£4,989 - £15,199£10,602-£24021

Seat Leon ST FR Sport

£7,295 - £14,500£11,811-£1,4609

Seat Leon ST XCELLENCE Lux

£6,995 - £15,690£11,981-£2,8808

Seat Leon ST Black Edition

£10,995 - £17,350£14,209-4

Seat Leon ST FR First Edition

£14,287 - £18,498£16,547+£26013

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 2 December 2025

Which variant should you choose?

💰 The budget choice

The SE is the cheapest entry point with an average price of £5,666.

🏆 The most popular

There are the most FR for sale right now (94), which gives you the most options to choose from.

📈 The best value

The FR First Edition has held its price stable with minimal loss in value over the past year.

Seat Leon ST (model year 2018) - Price development for the last 12 months and price projection for the next 6 months (December 2024 - May 2026)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2024 - December
£9,660
£7,880£11,460
Estimate
2025 - January
£9,600
£8,020£11,160
Estimate
2025 - February
£9,580
£8,120£11,040
Estimate
2025 - March
£9,520
£7,980£11,060
Estimate
2025 - April
£9,400
£8,160£10,640
Estimate
2025 - May
£9,640
£8,320£10,960
Estimate
2025 - June
£9,800
£8,540£11,060
Estimate
2025 - July
£9,920
£8,760£11,100
Estimate
2025 - August
£9,340
£8,120£10,580
Estimate
2025 - September
£9,240
£7,960£10,520
Estimate
2025 - October
£9,660
£8,200£11,120
Estimate
2025 - November
£9,540
£8,140£10,940
Estimate
2026 - January
£9,440
--
Forecast
2026 - February
£9,380
--
Forecast
2026 - March
£9,340
--
Forecast
2026 - April
£9,280
--
Forecast
2026 - May
£9,220
--
Forecast

All estimates and forecasts are based on actual market data

Last updated: 2 December 2025

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

-£120

Next 6 months

-£320

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Are you looking for a used Seat Leon ST?

Are you considering getting a used medium sized family car? The Seat Leon ST is a great pick. At AutoUncle, we have assembled a collection of 264 used Seat Leon ST cars collected from various dealership websites and online marketplaces.

What is the price of a used Seat Leon ST?

The oldest and cheapest Seat Leon ST here on AutoUncle costs £4,490, while a newer model with a more advanced trim costs around £16,659.

The cost of a pre-owned Seat Leon ST is determined by several factors. Key contributing elements include year, engine size and performance, fuel economy of the car, car mileage and equipment level.

For example, a newer model with fewer miles recorded, or a more luxurious variant with a powerful engine, typically commands a higher price than an earlier version with less equipment and higher mileage.

How many equipment options are there for the Seat Leon ST?

The Seat Leon ST presents a wide variety of trim configurations, catering to different driving tastes and requirements. The most popular ones are:

When evaluating the costs of pre-owned Seat Leon ST, it is crucial only comparing the sale prices of cars with a similar equipment variant and engine size. Otherwise, you may reach a wrong conclusion on which car to purchase.

In which fuel variants is the Seat Leon ST offered?

The predominant fuel variant for the Seat Leon ST is petrol.

Compare fuel types for Seat Leon ST:

We strongly advise considering your driving habits prior to choosing among the various fuel types. Is city driving or highway and motorway travel more common for you? What are your average miles driven per week?

Electric cars, plug-in hybrids and petrol are great for short distances. For long daily driving, electric cars are a strong choice if you can charge. If you have a daily commute over longer distances, a modern electric car can be a great choice - especially if you have access to charging at home or at work. Diesel cars can still make sense if you drive very far and don't have access to charging. Be aware that in a number of countries, cities have implemented bans on diesel engines with high emissions.

What body types is the Seat Leon ST available in?

On AutoUncle, the Seat Leon ST is exclusively offered in the stationcar body style. In the UK, estates, commonly referred to as station wagons, are in high demand due to their perfect blend of driving prowess and generous space. Active families often gravitate towards these, as well as SUVs and MPVs, for their versatility.

What are the obvious alternatives in the same class as the Seat Leon ST?

The Seat Leon ST has multiple competitors from the same segment.

Alternative cars to the Seat Leon ST

  • Vauxhall Corsa
  • Ford Focus
  • Audi A3

The best alternative to the Seat Leon ST is the Vauxhall Corsa. At present, there are a total of 9,613 Vauxhall Corsa vehicles available for sale in the UK, featuring an average sales price of £9,999.

The Ford Focus is a strong option in this segment, with 7,767 cars currently for sale on AutoUncle and an average price of £9,596. Ranked third, the Audi A3 is also a good alternative to the Seat Leon ST, and you'll find 5,179 used Audi A3 cars for an average price of £17,700 on AutoUncle.

Considering the adoption of an electric car?

If you're considering options other than the Seat Leon ST then, we have a lineup of alternative electric cars to recommend in the same car segment. Below are:

Didn't find an electric car to your liking? See all our available electric cars here.

All fuel types for Seat Leon ST

All years for Seat Leon ST

All gear types for Seat Leon ST

All trim level for Seat Leon ST