2023 Kia Stonic

1.0 T-GDi 99 GT Line DCT FWD Euro 6 5dr (99 bhp)

£15,699

Fair price: within 8% of the typical £15,142 for this model, age and mileage, drawing on 1,698 adverts of this make and model.

Overview

Make: Kia
Model: Stonic
Trim: GT LINE
Version: 1.0 T-GDi 99 GT Line DCT FWD Euro 6 5dr (99 bhp)
Mileage: 22,636 miles
Year: 2023
Fuel type: Petrol
Body type: SUV
Engine: 1.0 L
Gearbox: Automatic
Power: 99 bhp
Seats: 5
CO2: 135 g/km
Colour: Grey
Doors: 5
Driven wheels: Front Wheel Drive
Gearbox version: DCT
Engine badge: T-GDi
Emissions standard: Euro 6

About this car

With 22,636 miles on the clock, this 2023 Kia Stonic GT Line has done roughly 3,200 more miles than a typical 2023 Kia Stonic. The dealer is asking £15,699, which is £557 above our market estimate of £15,142. To estimate its market asking price, we analyse UK dealer adverts for 1,698 Kia Stonic cars across different ages and specifications. Since we first spotted the advert 98 days ago, the asking price has dropped by £700. The time on sale and price change could be useful context when negotiating. Its recorded MOT is valid until 17 July 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is FRF Vauxhall Bridgend, based in Bridgend.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 16 July 2026, 98 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £700 from the first recorded £16,399. 1 price reduction recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observed	Asking price
16 July 2026	£16,399
17 July 2026	£16,399
16 October 2026	£15,699
21 October 2026	£15,699

Price and mileage comparison

Estimated market asking price: £15,142. The asking price is £557 above this estimate.

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

The pricing calculation includes 1,698 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 3,200 miles higher than typical for a 2023 Kia Stonic.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 17 July 2027. 22,644 miles at the last test.

41 other cars with the same year, trim, gearbox and fuel are for sale from £12,995 to £17,495.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£12,995	45,133 miles
£13,485	33,000 miles
£13,699	46,580 miles
£13,770	26,440 miles
£14,250	31,512 miles

These cars have covered 1,530–46,580 miles, compared with 22,636 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Kia Stonic cars for sale · 2023 Kia Stonic price guide

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Dealer

FRF Vauxhall Bridgend, Bridgend. Across the dealer network: 3 branches, 301 cars for sale.

Dealer postcode: CF31 3RT.