2021 Kia Rio 1.0 T-GDi GT Line
Price: £12,100. Fair price: £630 (4%) under the AskCar estimate of £12,730, our expected asking price for this car from its model, age, mileage and specification, drawing on 737 priced Kia Rio adverts on AskCar as of 12 November 2026.
AskCar lists 769 used Kia Rio from 583 UK dealerships, as of 12 November 2026.
Overview
- Make: Kia
- Model: Rio
- Trim: GT Line
- Version: 1.0 T-GDi GT Line Manual FWD Euro 6 5dr
- Year: 2021
- Mileage: 20,874 miles
- Fuel: Petrol
- Body: Hatchback, 5 doors, 5 seats
- Engine: 1.0 litres
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: White
- CO2: 139 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 20,874 miles, this 2021 Kia Rio GT Line has covered about 12,600 fewer miles than other 2021 Kia Rio cars. Its asking price of £12,100 is £630 below the AskCar estimate of £12,730. The AskCar estimate uses 737 UK dealer adverts for the Kia Rio, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 1 day ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Marshall SKODA Barnstaple, based in Barnstaple. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 12 November 2026.
Marshall SKODA Barnstaple is rated 4.8 out of 5 on Google.
Price
Fair price: £630 (4%) under the AskCar estimate of £12,730.
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 737 priced Kia Rio adverts across different ages and specifications, as of 12 November 2026.
A 2021 Kia Rio with the 1.0 petrol engine is typically advertised at £11,500: the median of the 50 for sale on AskCar, as of 12 November 2026.
Time on sale
AskCar first saw this 2021 Kia Rio advertised 1 day ago. About 4 in 10 of 2021 Kia Rio cars are gone from sale within a month of being advertised: 41 of the 104 first advertised between 13 July 2026 and 9 October 2026.
Price history
AskCar first saw this advert on 11 November 2026 at £12,100. 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 12 November 2026: valid until 9 November 2027.
It has had 4 MOTs. The latest, on 10 November 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 20,874 miles, which matches the advertised 20,874 miles.
Advertised mileage is about 12,600 miles lower than the median mileage of a 2021 Kia Rio on AskCar.
Browse all Kia Rio cars for sale · 2021 Kia Rio price guide
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Photos
1 photo of this car is on its AskCar page.
As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.