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Cheap Seat Mii cars under £20,000

With a budget of £20,000 you can grab a great bargain. Most of the cars advertised on our site are heavily reduced in price and come with a free history check

52 Seat Mii cars under £20,000 - 16 reductions


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Recently reduced (16)

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 United Traders Limited, 152 Amington Road, Birmingham

£10,182
Was £11,994 Save £1,812

Seat Mii 36.8 kWh Hatchback 5dr Electric Auto (83 ps)

2021  |   19,878 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

Options include pas, body coloured door mirrors, parking sensors, front passenger airbag, passenger, alloy wheels, heated front seat, digital clock, airbags, bluetooth, radio, abs, heated windscreen, air conditioning, service history, heated front seats, black, hpi ...eee

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 Sutton Motor Services Limited, Skew Bridge Garage, Heath Charnock Nr Chorley

£8,599
Was £8,695 Save £96

Seat Mii 1.0 12v GPF FR Line Hatchback 5dr Petrol Manual Euro 6 (75 ps)

2019  |   19,123 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Comes with immobiliser, 16in alloy wheels, bluetooth, front side airbags, passenger airbag, daytime running lights, audio, pollen filter, glovebox, driver, centre console, front passenger airbag deactivation, pas, part exchange welcome, service history, floor m...eee

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 BQ Cars, Medart Place, Crosskeys

£8,490
Was £9,190 Save £700

Seat Mii FR LINE

2019  |   11,300 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Includes split rear seat, front electric windows, air conditioning, service history, electric windows, radio, mot, bluetooth, split rear seats, full service history, alloy wheels, low mileage, dab radio, air con, black, leather, 2 keys...eee

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 SI Motors, Leys Farm , Ongar

£7,250
Was £7,450 Save £200

Seat Mii 1.0 12v by MANGO Euro 5 3dr

2015  |   14,800 miles  |   Hatchback  |   999  |   petrol  |   manual  |   0 doors

This model has body coloured door handles, satellite navigation, height adjustable drivers seat, electric front windows, radio, 15in alloy wheels, heated door mirrors, leather, central locking, abs, airbag, floor mats, cd player, airbags, centre console, audio, dri...eee

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 Bridge Sollars Garage, Brecon Road, Hereford

£6,995
Was £7,295 Save £300

Seat Mii 1.0 12v GPF Design Mii Hatchback 5dr Petrol Manual Euro 6 (60 ps)

2019  |   49,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

This car has front passenger airbag deactivation, usb, height adjustable drivers seat, split folding rear seat, airbags, body coloured door handles, split folding rear seats, anti lock braking system, air con, glovebox, digital clock, locking wheel bolts, electri...eee

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 Elm Tree Car Sales, Metro Centre Autoworld , Tyne And Wear

£6,672
Was £6,713 Save £41

Seat Mii Low Mileage, 1.0 Petrol, 12V, Design Edition, Hatchback, Manual, Euro 6.

2017  |   35,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Includes alloy wheels, air conditioning, centre console, warranty, side airbags, front side airbags, service history, digital clock, passenger airbag, air con, passenger, driver, anti lock braking system, electrically adjustable and heated door mirrors, front...eee

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 Elm Tree Car Sales, Metro Centre Autoworld , Tyne And Wear

£6,499
Was £6,999 Save £500

Seat Mii Mii by Mango, 1.0 Petrol, Limited Edition, £20 Yearly Road Tax (Low Emissions).

2016  |   30,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Description includes warranty, passenger, body coloured bumpers, privacy glass, service history, pas, alloy wheels, airbag, anti lock braking system, body coloured door handles, pollen filter, low mileage, centre console, air conditioning, driver, mot, air con, full serv...eee

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 Walker Car Sales, 382 London Road, Portsmouth

£6,495
Was £6,995 Save £500

Seat Mii 1.0 75 Mii by Mango 5dr

2015  |   69,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   0 doors

Includes split folding rear seat, traction control, abs, front passenger airbag deactivation, digital clock, floor mats, immobiliser, electronic engine immobiliser, tinted windows, bluetooth, front side airbags, alloy wheels, body colour door mirrors and hand...eee

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 Focus Car Sales, Unit 8 Bury Road Business Park, Bury St Edmunds

£5,495
Was £5,695 Save £200

Seat Mii 1.0 12v Design Mii Hatchback 5dr Petrol Manual Euro 6 (60 ps)

2016  |   50,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Features on this model include centre console, body coloured door handles, immobiliser, mot, pas, body coloured bumpers, bluetooth connectivity, passenger airbag, tyre repair kit, radio cd, remote central locking, radio, driver, satellite navigation, digital clock, alloy wheels, e...eee

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 Kemberton Car Sales, 23 Halesfield, Telford

£4,995
Was £5,995 Save £1,000

Seat Mii 1.0 12v SE Hatchback 5dr Petrol Manual Euro 6 (60 ps)

2017  |   58,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Featuring bluetooth, finance available, immobiliser, air conditioning, pas, audio, parking sensors, front fog lights, alarm, electronic stability programme, emergency brake assist, dual airbags, heated front seat, esp, led daytime running lights, 12v socket, r...eee





52 cars under £20,000

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 United Traders Limited, 152 Amington Road, Birmingham

£10,182
Was £11,994 Save £1,812

Seat Mii 36.8 kWh Hatchback 5dr Electric Auto (83 ps)

2021  |   19,878 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

Features include bluetooth, passenger, parking sensors, body coloured door mirrors, heated windscreen, 16in alloy wheels, air con, pas, alloy wheels, hpi clear, airbags, heated front seats, black, service history, body coloured door handles, heated front seat, remote...eee

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 Johnsons Honda Milton Keynes, Buckinghamshire, Milton Keynes

£8,695

SEAT Mii 1.0 Design Mii [EZ] 5dr

2019 (19)  |   10,471 miles  |   hatchback  |   9700  |   petrol  |   manual  |   5 doors

Features on this model include power assisted steering, sat nav, traction control, cloth upholstery, split folding rear seat, trip computer, rear headrests, height adjustable driver's seat, low fuel warning light, computer, usb port, head restraints, body colour door handles, fron...eee

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 Sutton Motor Services Limited, Skew Bridge Garage, Heath Charnock Nr Chorley

£8,599
Was £8,695 Save £96

Seat Mii 1.0 12v GPF FR Line Hatchback 5dr Petrol Manual Euro 6 (75 ps)

2019  |   19,123 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Options include anti lock braking system, front side airbags, electronic engine immobiliser, passenger, bluetooth, power steering, glovebox, engine immobiliser, pollen filter, floor mats, driver, pas, airbag, passenger airbag, low mileage, daytime running lights, ai...eee

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 BQ Cars, Medart Place, Crosskeys

£8,490
Was £9,190 Save £700

Seat Mii FR LINE

2019  |   11,300 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Features include bluetooth, electric windows, dab radio, full service history, alloy wheels, radio, air conditioning, split rear seat, air con, front electric windows, mot, leather, low mileage, 2 keys, black, split rear seats, service history...eee

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 Gareth Hughes Motors Milford Haven, 25 Sardis, Burton, Milford Haven

£7,995

SEAT Mii 1.0 Design Mii 5dr

2017 (17)  |   55,201 miles  |   hatchback  |   9700  |   petrol  |   manual  |   5 doors

Features include mp3 compatible, central locking, bluetooth, radio, digital clock, front head restraints, bluetooth connectivity, air conditioning, isofix system on outer rear seats, low fuel warning light, height adjustable steering wheel, body colour door handles, ...eee

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 Sussex Used Cars St Leonards, Churchwood Drive, St Leonards on Sea

£7,992

Seat Mii 1.0 12v Gpf Design Mii Hatchback 5dr Petrol Manual Euro 6 (60 Ps)

2019  |   34,005 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Description includes front side airbags, rear headrest, electric front windows, body coloured bumpers, pas, height adjustable drivers seat, split folding rear seat, warranty, front passenger airbag, passenger airbag, airbag, folding rear seats, heated rear windscreen, 15...eee

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 Paragon Motor Company Wisbech, Lynn Road, Cambridgeshire

£7,795

Seat Mii 1.0 12v GPF FR Line Hatchback 5dr Petrol Manual Euro 6 (75 ps)

2019  |   37,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Options include adjustable drivers seat, body coloured bumpers, anti lock braking system, bluetooth, usb, front passenger airbag, abs, 16in alloy wheels, electronic engine immobiliser, power steering, immobiliser, driver, low fuel warning light, leather, pollen filt...eee

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 Trade Right Cars Cardiff Ltd, 483 Cowbridge Road West, Cardiff

£7,690

Seat Mii 1.0 Design Mii 5dr A FRAME INSTALLED

2018  |   10,621 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

This model has body coloured bumpers, low insurance, airbag, air con, front side airbags, side airbags, passenger airbag, manual, one owner, centre console, low mileage, abs, digital clock, petrol, mot, electric front windows, hatchback, service history, airbags, p...eee

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 Barlow SEAT Wolverhampton, ,

£7,495

SEAT Mii 1.0 75 SE 3dr Auto

2015 (65)  |   6,785 miles  |   hatchback  |   9700  |   petrol  |   semiauto  |   3 doors

This model has heated door mirrors, cd, rear headrest, leather steering wheel and gear knob, centre console, floor mats, driver, 6 speakers, isofix system on outer rear seats, abs, leather steering wheel, head restraints, rear wash/wipe, passenger, side airbags, le...eee

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 SI Motors, Leys Farm , Ongar

£7,250
Was £7,450 Save £200

Seat Mii 1.0 12v by MANGO Euro 5 3dr

2015  |   14,800 miles  |   Hatchback  |   999  |   petrol  |   manual  |   0 doors

Featuring audio, adjustable drivers seat, bluetooth, rear wiper, cd player, passenger, abs, height adjustable drivers seat, passenger airbag, remote central locking, 15in alloy wheels, leather, body coloured bumpers, air conditioning, black, body coloured door...eee






We currently have 52 Seat Mii cars available across the UK priced under £20000.

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