2023 Kia Stonic

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

£14,999

Fair price: within 8% of the typical £15,447 for this model, age and mileage, drawing on 1,689 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: 19,991 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: Yellow
Doors: 5
Driven wheels: Front Wheel Drive
Gearbox version: DCT
Engine badge: T-GDi
Emissions standard: Euro 6

About this car

This 2023 Kia Stonic GT Line has covered 19,991 miles. The dealer is asking £14,999, which is £448 below our market estimate of £15,447. To estimate its market asking price, we analyse UK dealer adverts for 1,689 Kia Stonic cars across different ages and specifications. The asking price is now £700 lower than when we first recorded the advert 60 days ago. It may give you a starting point for a conversation about price. The seller is cinch, based in Grantham.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 August 2026, 60 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £700 from the first recorded £15,699. 5 price reductions recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observed	Asking price
22 August 2026	£15,699
28 August 2026	£15,799
4 September 2026	£15,699
11 September 2026	£15,499
23 September 2026	£15,199
1 October 2026	£15,299
10 October 2026	£15,099
16 October 2026	£14,999
20 October 2026	£14,999

Price and mileage comparison

Estimated market asking price: £15,447. The asking price is £448 below 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 1,689 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 400 miles higher than typical for a 2023 Kia Stonic.

MOT

MOT no details held by dvla.

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
£13,590	33,000 miles
£13,699	46,580 miles
£14,250	31,512 miles
£14,270	26,440 miles

These cars have covered 1,991–46,580 miles, compared with 19,991 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

cinch, Grantham. Across the dealer network: 134 branches, 10,656 cars for sale.

Dealer postcode: NG31 7DD.