2021 Kia Rio 1.0 T-GDi MHEV GT Line S

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: 27,539 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Kia Rio GT Line S has covered 27,539 miles, around 7,700 fewer miles than is typical for its age. Priced at £12,495, it is advertised £301 below the AskCar estimate of £12,796. To work out the AskCar estimate, we analyse UK dealer adverts for 717 Kia Rio cars across different ages and specifications. We have tracked this advert for 7 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Brayleys Cars Brayley Honda Enfield, based in Enfield. 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: £301 (2%) under the AskCar estimate of £12,796.

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 7 days.

Price history

AskCar first saw this advert on 28 October 2026 at £12,495. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 2 February 2027.

It failed its MOT on 28 October 2026 (nearside headlamp aim too low; offside headlamp aim too low) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 27,541 miles, which matches the advertised 27,539 miles.

Advertised mileage is about 7,700 miles lower 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 £9,495 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: 29,980 miles. Price: £11,499, £996 less than this car. Dealer: Motorpoint Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/kia-rio-2021-a3d8f29e538e
• 2021 Kia Rio GT Line S, 1.0 petrol hatchback, blue. Mileage: 21,748 miles. Price: £13,249, £754 more than this car. Dealer: Motorpoint Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/kia-rio-2021-deff1123c540
• 2021 Kia Rio GT Line S, 1.0 petrol hatchback, red. Mileage: 35,541 miles. Price: £11,995, £500 less than this car. Dealer: Waylands Kia Oxford in Oxford. AskCar page: https://askcar.co.uk/car/kia-rio-2021-e31933a82768

• The nearest: 2021 Kia Rio GT Line S, 1.0 petrol hatchback, yellow, 28 miles from this car. Mileage: 67,000 miles. Price: £9,495, £3,000 less than this car. Dealer: Baldock Car Sales in Shefford. AskCar page: https://askcar.co.uk/car/kia-rio-2021-bca7468dde59