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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

130 Seat Mii cars under £20,000 - 33 reductions


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Recently reduced (33)

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 Marshall SEAT Braintree, Essex, Braintree

£14,990
Was £16,990 Save £2,000

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   2,764 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

This model has ambient lighting, passenger, black, heated door mirrors, air conditioning, pas, immobiliser, fog lights, height adjustable driver's seat, passenger airbag, anti lock braking system, cloth, cloth upholstery, front passenger airbag, 60/40 split folding...eee

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 Marshall SEAT Oxford, Oxford, Abingdon

£12,440
Was £12,990 Save £550

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   15,404 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

Comes with usb, body coloured bumpers, led daytime running lights, low fuel warning light, speed sensitive power steering, radio, bluetooth, rain sensing wipers, cloth, air conditioning, passenger, height adjustable driver's seat, driver, leather, cruise contro...eee

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 Paul Williamson Cars Limited, 8 Riverside Road, Elgin

£11,995
Was £12,695 Save £700

Seat Mii BASE 5d 82 BHP

2020  |   4,000 miles  |   Hatchback  |   1  |   other  |   automatic  |   5 doors

Options include cruise control, pas, engine immobiliser, usb, speed sensitive power steering, electronic engine immobiliser, locking wheel bolts, remote central locking, low fuel warning light, rear parking sensor, digital clock, passenger airbag, front head restrai...eee

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 Marshall SEAT Cambridge, Cambridgeshire, Cambridge

£11,990
Was £12,490 Save £500

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   26,821 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

This car has anti lock braking system, electronic engine immobiliser, 60/40 split folding rear seat, radio, audio, electric front windows, daytime running lights, ambient lighting, sports seats, leather, airbag, heated door mirrors, usb, speakers, cloth, front pa...eee

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 Carsupermarket.Com Hull, Clarence Street, Hull

£11,698
Was £11,998 Save £300

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   11,794 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

Features include radio, central locking, alloy wheels, airbag, leather steering wheel, daytime running lights, remote central locking, electric front windows, rain sensing wipers, electric adjustable heated door mirrors, electronic engine immobiliser, anti lock braki...eee

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 HPL Motors Atherton Atherton, 1 Bolton Rd,

£9,499
Was £10,499 Save £1,000

Seat Mii 1.0 FR LINE 5d 74 BHP

2019  |   9,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Featuring side airbags, floor mats, air con, bluetooth, central locking, front side airbags, immobiliser, anti lock braking system, abs, airbag, centre console, tyre repair kit, 16in alloy wheels, passenger, glovebox, electric front windows, airbags, body colo...eee

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

£9,350
Was £9,995 Save £645

Seat Mii 1.0 FR LINE 5d 74 BHP

2019  |   24,150 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Features on this model include passenger, audio, electric front windows, power steering, low fuel warning light, tyre repair kit, glovebox, radio, leather steering wheel and gear knob, low mileage, height adjustable steering wheel, adjustable steering wheel, floor mats, centre con...eee

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 TJ Hamilton & Co, Brookmount, Cookstown

£8,450
Was £8,995 Save £545

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

2018  |   12,000 miles  |   Hatchback  |   999  |   petrol  |   manual  |   0 doors

With tyre repair kit, radio, passenger, heated rear windscreen, engine immobiliser, digital clock, leather steering wheel, daytime running lights, driver, side airbags, body coloured bumpers, power steering, anti lock braking system, front side airbags, p...eee

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 Stevenage Road Garage Limited, 1, LITTLE WYMONDLEY

£8,350
Was £8,500 Save £150

Seat Mii 1.0 DESIGN 5d 59 BHP

2018  |   15,823 miles  |   Hatchback  |   999  |   petrol  |   manual  |   5 doors

Includes alloy wheels, abs, adjustable steering wheel, daytime running lights, driver, electrically adjustable and heated door mirrors, electric front windows, airbag, centre console, tyre repair kit, electronic engine immobiliser, alloys, side airbags, isofi...eee

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 Colne Car Centre, Colne Car Centre, , North West

£8,000
Was £8,500 Save £500

Seat Mii 

2017  |   30,150 miles  |   Hatchback  |   1000  |   petrol  |   manual  |   5 doors

Options include We have much more to tell you about this car so please feel free to call us for more details...eee





130 cars under £20,000

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 Derek Warwick Honda, , Jersey

£16,995

Seat Mii 61kW One 36.8kWh 5dr Auto

2021  |   13,000 miles  |   Hatchback  |   0  |   other  |   automatic  |   0 doors

This car has cloth, heated door mirrors, power steering, 60/40 split folding rear seat, audio, 6 speakers, body colour door handles, split folding rear seat, body coloured bumpers, electric adjustable heated door mirrors, fog lights, rain sensing wipers, speed se...eee

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 Horton SEAT, , East Midlands

£16,990

Seat Mii 61kW One 36.8kWh 5dr Auto

2021  |   11,632 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

Options include anti lock braking system, airbags, body colour door handles, metallic paint, tyre pressure monitoring system, passenger, black, 6 speakers, air conditioning, front passenger airbag, low fuel warning light, led daytime running lights, cloth, cruise co...eee

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 Horton SEAT, , East Midlands

£16,490

Seat Mii 61kW One 36.8kWh 5dr Auto

2021  |   17,854 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

With cruise control, passenger, air conditioning, fog lights, anti lock braking system, black, radio, heated door mirrors, daytime running lights, 3x3 point rear seatbelts, cloth, electric front windows, sports seats, passenger airbag, usb, computer, 6 sp...eee

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 Marshall SEAT Braintree, Essex, Braintree

£14,990
Was £16,990 Save £2,000

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   2,764 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

This car has airbags, 3x3 point rear seatbelts, anti lock braking system, passenger airbag, electric adjustable heated door mirrors, front sports seats, body colour door handles, rear headrest, front passenger airbag, rear headrests, bluetooth, height adjustable ...eee

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 Fred Rees Garages Ltd, , Wales

£13,995

Seat Mii 61kW One 36.8kWh 5dr Auto

2020  |   12,364 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

Features include daytime running lights, ambient lighting, passenger airbag, air conditioning, alloy wheels, curtain airbags, cloth, power assisted steering, remote central locking, driver, 16'' alloy wheels, computer, folding rear seats, immobiliser, navigation syst...eee

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 Car Time Motor Co UK Ltd Bury, Cartime Bury,

£13,188

Seat Mii BASE 5d 82 BHP Rear Park Sensors, DAB Digital Radio, Bluetooth, Privacy Glass, Cruise Control

2021  |   21,257 miles  |   Hatchback  |   1  |   other  |   automatic  |   5 doors

Features include body coloured door handles, air con, digital clock, body coloured door mirrors, cloth, cruise control, adjustable drivers seat, electrically adjustable and heated door mirrors, tyre repair kit, body coloured bumpers, 16in alloy wheels, parking sensor...eee

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 Clwydian, , Wales

£12,995

Seat Mii 

2021  |   16,850 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

This car has sports front seats, automatic, daytime running lights, service history, usb, led daytime running lights, colour coded bumpers, computer, warranty, power steering, alloy wheels, dab radio, brake assist, rear parking sensor, trip computer, 1 owner, air...eee

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 JCT4 Automotive, , North West

£12,995

Seat Mii 61kW One 36.8kWh 5dr Auto

2021  |   9,870 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

Includes front passenger airbag, curtain airbags, driver, trip computer, cruise control, computer, 3x3 point rear seatbelts, anti lock braking system, speakers, remote central locking, low fuel warning light, digital clock, audio, electronic engine immobilise...eee

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 Clwydian, Rhyl Road Denbigh, Denbigh

£12,495

Seat Mii 36.8 kWh

2021  |   11,700 miles  |   Hatchback  |   0  |   other  |   automatic  |   5 doors

With warranty, black, service history...eee

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 Marshall SEAT Oxford, Oxford, Abingdon

£12,440
Was £12,990 Save £550

SEAT Mii 61kW One 36.8kWh 5dr Auto

2021 (21)  |   15,404 miles  |   hatchback  |   9600  |   electri  |   automatic  |   5 doors

With body coloured bumpers, rear headrests, 60/40 split folding rear seat, rear headrest, computer, speed sensitive power steering, 6 speakers, audio, air conditioning, pas, leather, low fuel warning light, electric adjustable heated door mirrors, radio, ...eee






We currently have 130 Seat Mii cars available across the UK priced under £20000.

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