2021 Kia Rio 1.0 T-GDi MHEV GT Line S

Price: £9,495. Fair price: £384 (3%) under the AskCar estimate of £9,879, our expected asking price for this car from its model, age, mileage and specification, drawing on 717 priced Kia Rio adverts on AskCar as of 4 November 2026.

AskCar lists 755 used Kia Rio from 578 UK dealerships, as of 4 November 2026.

Overview

  • Make: Kia
  • Model: Rio
  • Trim: GT Line S
  • Version: 1.0 T-GDi Mhev GT Line S Manual FWD Euro 6 (s/s) 5dr (118 bhp)
  • Year: 2021
  • Mileage: 67,000 miles
  • Fuel: Petrol, mild hybrid
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.0 litres, 118 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Yellow
  • CO2: 125 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 67,000 miles, this 2021 Kia Rio GT Line S has covered about 31,700 more miles than other 2021 Kia Rio cars. Priced at £9,495, it is advertised £384 below the AskCar estimate of £9,879. To work out the AskCar estimate, we analyse UK dealer adverts for 717 Kia Rio cars across different ages and specifications. Since we first spotted the advert 60 days ago, the asking price has dropped by £500. The government's MOT record matches its advertised mileage. It is for sale at Baldock Car Sales in Shefford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £384 (3%) under the AskCar estimate of £9,879.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 717 priced Kia Rio adverts across different ages and specifications, as of 4 November 2026.

A 2021 Kia Rio with the 1.0 petrol engine is typically advertised at £11,600: the median of the 48 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Kia Rio has been on sale for at least 60 days.

Price history

AskCar first saw this advert on 5 September 2026 at £9,995. Its asking price is now £9,495, £500 less. The latest price cut was seen on 6 October 2026.

Price changes recorded:

  • 5 September 2026: £9,995
  • 6 October 2026: £9,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 3 October 2027.

It has had 4 MOTs. The latest, on 4 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 67,396 miles, which matches the advertised 67,000 miles.

Advertised mileage is about 31,700 miles higher than the median mileage of a 2021 Kia Rio on AskCar.

Similar cars

12 other 2021 Kia Rio GT Line S 1.0 petrol manual hatchbacks are for sale at UK dealers, from £10,395 to £13,995, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2021 Kia Rio GT Line S, 1.0 petrol hatchback, red. Mileage: 62,625 miles. Price: £10,495, £1,000 more than this car. Dealer: I & S Car Centre in Wrexham. AskCar page: https://askcar.co.uk/car/kia-rio-2021-9057fb6c25a8
  • 2021 Kia Rio GT Line S, 1.0 petrol hatchback, white. Mileage: 62,244 miles. Price: £10,395, £900 more than this car. Dealer: Squire Cars Abertillery in Abertillery. AskCar page: https://askcar.co.uk/car/kia-rio-2021-02b0c4dc4325
  • 2021 Kia Rio GT Line S, 1.0 petrol hatchback, yellow. Mileage: 42,156 miles. Price: £12,198, £2,703 more than this car. Dealer: Vertu Honda Plymouth in Plymouth. AskCar page: https://askcar.co.uk/car/kia-rio-2021-ada3ee50c2dc
  • The nearest: 2021 Kia Rio GT Line S, 1.0 petrol hatchback, white, 28 miles from this car. Mileage: 27,539 miles. Price: £12,495, £3,000 more than this car. Dealer: Brayleys Cars Brayley Honda Enfield in Enfield. AskCar page: https://askcar.co.uk/car/kia-rio-2021-e0da0e614e7d

Browse all Kia Rio cars for sale · 2021 Kia Rio price guide

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Photos

26 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.