Seat Mii Valuation: 79 used car listings analysed

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How much does the Seat Mii depreciate?

Used Seat Mii

A used Seat Mii (2014) model gains about £22 per month in value.


Factors that affect the appreciation of a Seat Mii:
- Mileage
- Age of the vehicle
- Number of previous owners
- Accidents or damage history
- Trim level, equipment, and options


Appreciation is an important part of calculating the total value of owning a Seat Mii. In addition to the monthly appreciation of £22, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly value.

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

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

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2019 Seat Mii

£6,670 - £8,199£7,62231,500 miles-£560< 10

2018 Seat Mii

£4,695 - £6,994£6,27436,000 miles-£520< 10

2016 Seat Mii

£4,073 - £7,548£5,61153,700 miles-11

2017 Seat Mii

£4,172 - £6,885£5,56139,900 miles+£28010

2015 Seat Mii

£3,245 - £7,225£5,01766,900 miles-£8011

2014 Seat Mii

£3,336 - £6,020£4,53155,500 miles+£26016

2013 Seat Mii

£2,197 - £5,057£3,51476,300 miles-£460< 10

2012 Seat Mii

£1,345 - £4,995£3,24671,600 miles-£420< 10

*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

Comparison of Seat Mii variants and prices

Below you can compare prices and depreciation for the 5 most popular Seat Mii variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Seat Mii variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

Seat Mii FR-Line

£4,284 - £8,199£6,64438,400 miles-£76016
📈 The best value

Seat Mii Design

£4,340 - £7,745£5,78942,700 miles-£22011

Seat Mii I-Tech

£4,075 - £4,975£4,59573,000 miles-< 10

Seat Mii SE

£2,772 - £6,040£4,44642,000 miles-£40012
💰 The budget choice

Seat Mii Sport

£3,033 - £5,171£4,00881,100 miles-< 10

*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

Which variant should you choose?

💰 The budget choice

The Sport is the cheapest entry point with an average price of £4,008.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most FR-Line for sale right now (16), which gives you the most options to choose from.

📈 The best value

The Design has held its price stable with minimal loss in value over the past year (-£220).

Seat Mii (model year 2014) - Price development for the last 12 months and price projection for the next 6 months (September 2025 - February 2027)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - September
£3,900
£3,280£4,540
Estimate
2025 - October
£4,060
£3,380£4,760
Estimate
2025 - November
£4,160
£3,380£4,940
Estimate
2025 - December
£4,040
£3,220£4,840
Estimate
2026 - January
£4,000
£3,240£4,760
Estimate
2026 - February
£4,120
£3,460£4,800
Estimate
2026 - March
£4,340
£3,540£5,140
Estimate
2026 - April
£4,480
£3,680£5,260
Estimate
2026 - May
£4,520
£3,720£5,320
Estimate
2026 - June
£4,280
£3,640£4,920
Estimate
2026 - July
£4,400
£3,840£4,940
Estimate
2026 - August
£4,160
£3,380£4,960
Estimate
2026 - October
£4,100
--
Forecast
2026 - November
£4,060
--
Forecast
2026 - December
£4,020
--
Forecast
2027 - January
£3,980
--
Forecast
2027 - February
£3,960
--
Forecast

All estimates and forecasts are based on actual market data

Average Monthly Depreciation

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

Past 12 months

£260

Next 6 months

-£200

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Price checked by AutoUncle

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Looking for a used Seat Mii?

Are you considering buying a used mini car? Look no further than the Seat Mii - an excellent choice! AutoUncle has 106 used Seat Miis for sale in the UK, each one sourced from an online marketplace or dealership website.

What is the cost of a pre-owned Seat Mii?

A used Seat Mii costs between £2,295 for the cheapest variant and £7,995 for the most expensive model.

The cost of a pre-owned Seat Mii is determined by several factors. Key contributing elements include the year, engine size and performance, fuel efficiency of the car, car mileage along with equipment.

For instance, a younger model with a lower number on the odometer, or higher-end models with more potent engines will generally fetch a higher price than an earlier version with less equipment and higher mileage.

Which equipment options does Seat Mii have?

When evaluating the costs of pre-owned Seat Mii, it is essential only comparing the sale prices of cars with a similar engine and trim level. If not, you may reach a wrong conclusion on which car to buy.

Is the Seat Mii available in different fuel variants?

The most popular fuel type for the Seat Mii is petrol.

Available fuel options for Seat Mii:

  • Seat Mii petrol: 103 cars currently available with an average price of £4,833
  • Seat Mii el: 3 cars currently available with an average price of £8,565

Your driving behavior is an important aspect to consider when selecting a fuel type. Is your driving primarily through city traffic or along open highways and motorways? How many miles do you rack up in an average week?

For short journeys, electric cars, plug-in hybrids or petrol cars are obvious choices. 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. Despite the rise of electric cars, diesel can still be useful for long journeys and lack of charging options. Keep in mind that certain countries have bans on high-emission diesel engines entering their cities.

What kind of car is the Seat Mii?

The Seat Mii is only offered in the hatchback body type in the UK. Hatchbacks are excellent compact cars that combine great driving with the flexibility of ample space. They are very popular with people living in cities, as they are typically fuel efficient and easy to park.

Which cars are popular alternatives to Seat Mii?

The Seat Mii has multiple competing cars from the same segment.

Preferred alternatives to the Seat Mii

  • Fiat 500
  • Hyundai i10
  • Kia Picanto

With a current inventory of 3,250 available models on AutoUncle, the Fiat 500 stands out as the top alternative to the Seat Mii. On average, the Fiat 500 costs £6,499.

The Hyundai i10 is another popular choice in this segment, with 1,842 cars for sale and an average price of £11,900. The Kia Picanto comes in as the third most popular choice with an average sales price of £10,249 and 1,638 car for sale at the moment in the UK.

Weighing up the benefits of an electric car?

Not fixed on the Seat Mii? Here are some electric options in the same segment::

Haven't discovered an electric car that catches your eye? See all our available electric cars here.

Used Seat Mii by transmission

See Seat