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
121 Seat Mii cars under £20,000 - 10 reductions
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Recently reduced (10)
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£8,290
Was £8,390 Save £100
SEAT Mii 1.0 75 FR Line 5dr
2018 (68) | 24,037 miles | hatchback | 9700 | petrol | manual | 5 doors
Features include fog lights, passenger airbag, rear headrests, usb port, air conditioning, cloth, glovebox, heated rear window, centre console, engine immobiliser, traction control, sat nav, 60/40 split folding rear seat, floor mats, isofix, rear headrest, air con, b...eee
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£7,995
Was £8,495 Save £500
SEAT Mii 1.0 75 FR Line [EZ] 5dr
2019 (19) | 35,573 miles | hatchback | 9700 | petrol | manual | 5 doors
Features include heated rear window, immobiliser, front passenger airbag deactivation, fog lights, traction control, driver/passenger sunvisors and vanity mirrors, body coloured bumpers, adjustable steering wheel, height adjustable driver's seat, leather steering whe...eee
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£7,234
Was £9,153 Save £1,919
SEAT Mii 1.0 Design Mii [EZ] 5dr
2019 (19) | 40,007 miles | hatchback | 9700 | petrol | manual | 5 doors
Includes isofix, low fuel warning light, front passenger airbag, airbag, computer, isofix system on outer rear seats, 6 speakers, mp3 compatible, heated door mirrors, black, leather, airbags, front side airbags, traction control, cloth, bluetooth connectivity...eee
£6,999
Was £7,000 Save £1
Seat Mii 1.0 DESIGN 5d 59 BHP, LOVELY LOW MILEAGE EXAMPLE,
2017 | 33,000 miles | Hatchback | 999 | petrol | manual | 5 doors
Featuring electronic engine immobiliser, abs, mot, alloy wheels, deadlocks, body coloured door handles, special solid paint, air conditioning, body coloured bumpers, low mileage, anti lock braking system, engine immobiliser, heated door mirrors, airbags, air c...eee
£6,495
Was £6,795 Save £300
Seat Mii I TECH 5 Door
2015 | 41,000 miles | Hatchback | 999 | petrol | manual | 0 doors
Features include isofix system on outer rear seats, isofix, heated rear window, auxiliary input socket, mp3 compatible, cd player, electrically adjustable and heated door mirrors, air conditioning, heated door mirrors, finance available, alloy wheels, audio, air con,...eee
£5,595
Was £5,695 Save £100
Seat Mii 1.0 I TECH 5d 59 BHP
2014 | 50,000 miles | Hatchback | 999 | petrol | manual | 5 doors
This model has cloth, body coloured door mirrors, speakers, alloy wheels, bluetooth, body coloured door handles, power steering, remote central locking, six speakers, central locking, radio, pollen filter, daytime running lights, trip computer, audio, air condition...eee
£5,450
Was £5,650 Save £200
Seat Mii 1.0 12v S
2016 | 33,700 miles | Hatchback | 999 | petrol | manual | 5 doors
With satellite navigation, service history, air conditioning, 2 keys, manual, bluetooth telephone connectivity, 2 owners, air con, isofix, power steering, full service history, bluetooth, petrol...eee
£4,295
Was £4,395 Save £100
Seat Mii 1.0 12v SE
2013 | 65,000 miles | Hatchback | 999 | petrol | manual | 3 doors
Featuring 12 months mot, mot...eee
£4,250
Was £4,495 Save £245
Seat Mii 1.0 12v Sport * 58237 MILES ON THE CLOCK * MOT MAY 2025*
2012 | 58,237 miles | Hatchback | 999 | petrol | manual | 3 doors
Featuring warranty, low insurance, service history, mot, finance available...eee
£3,499
Was £3,599 Save £100
Seat Mii 1.0 12v S AC Euro 5 3dr 1
2013 | 65,590 miles | Other | 1000 | petrol | manual | 3 doors
Featuring warranty, radio, centre console, abs brakes, abs, hatchback, audio, driver, pollen filter, passenger, bluetooth, airbag, side airbags, air conditioning, adjustable steering wheel, tyre repair kit, mot, airbags, isofix, 12 months mot, steel wheels, pa...eee
121 cars under £20,000
£16,995
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 13,000 miles | Hatchback | 0 | other | automatic | 0 doors
This car has usb, height adjustable driver's seat, bluetooth, power steering, black, passenger, led daytime running lights, pas, speed sensitive power steering, 60/40 split folding rear seat, low fuel warning light, anti lock braking system, cruise control, 6 spe...eee
£16,990
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 11,632 miles | Hatchback | 0 | other | automatic | 5 doors
Comes with heated door mirrors, passenger, black, 6 speakers, body colour door handles, speed sensitive power steering, pas, sports seats, usb, metallic paint, digital clock, front sports seats, speakers, tyre pressure monitoring system, power steering, electri...eee
£16,490
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 17,854 miles | Hatchback | 0 | other | automatic | 5 doors
Features on this model include driver, heated door mirrors, sports seats, low fuel warning light, electric front windows, curtain airbags, front passenger airbag, anti lock braking system, air conditioning, power steering, trip computer, digital clock, audio, speakers, electric ad...eee
£13,995
Seat Mii 61kW One 36.8kWh 5dr Auto
2020 | 12,364 miles | Hatchback | 0 | other | automatic | 5 doors
This model has passenger airbag, passenger, bluetooth, tyre repair kit, electric windows, front head restraints, height adjustable drivers seat, airbag, alloy wheels, cloth, leather, heated door mirrors, auxiliary input socket, head restraints, central locking, spo...eee
£12,995
Seat Mii
2021 | 16,850 miles | Hatchback | 0 | other | automatic | 5 doors
Featuring privacy glass, sports front seats, black, usb, daytime running lights, automatic air conditioning, central locking, airbag, 1 owner, service history, multiple airbags, anti lock brakes, heated windscreen, led daytime running lights, bluetooth, remote...eee
£12,995
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 9,870 miles | Hatchback | 0 | other | automatic | 5 doors
Features on this model include driver, speed sensitive power steering, 6 speakers, airbags, central locking, pas, remote central locking, cruise control, airbag, anti lock braking system, locking wheel bolts, computer, speakers, low fuel warning light, curtain airbags, rear parkin...eee
£12,623
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
Options include heated door mirrors, tyre repair kit, passenger, cloth, power steering, front side airbags, sports seats, body coloured door handles, electric front windows, pas, sport steering wheel, radio, air con, digital clock, black, sport seats, cloth upholste...eee
£11,795
Seat Mii 36.8 kWh Auto 5dr
2021 | 9,890 miles | Hatchback | 0 | other | automatic | 5 doors
Features on this model include abs, airbags, pas, passenger airbag, warranty, heated door mirrors, power steering, airbag, tyre repair kit, radio, engine immobiliser, alloy wheels, front passenger airbag, 16in alloy wheels, passenger, immobiliser...eee
£11,790
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 6,085 miles | Hatchback | 0 | other | automatic | 5 doors
Featuring We have much more to tell you about this car so please feel free to call us for more details...eee
£11,689
Seat Mii 61kW One 36.8kWh 5dr Auto
2021 | 8,651 miles | Hatchback | 0 | other | automatic | 5 doors
Features include electric front windows, passenger airbag, electronic engine immobiliser, airbag, air con, heated seats, air conditioning, cloth, body coloured door handles, anti lock braking system, warranty, heated door mirrors, cruise control, engine immobiliser, ...eee
We currently have 121 Seat Mii cars available across the UK priced under £20000.
