2018 Kia Optima 1.7 CRDi GT Line S
Price: £13,795. Fair price: £157 (1%) over the AskCar estimate of £13,638, our expected asking price for this car from its model, age, mileage and specification, drawing on 123 priced Kia Optima adverts on AskCar as of 4 November 2026.
AskCar lists 129 used Kia Optima from 111 UK dealerships, as of 4 November 2026.
Overview
- Make: Kia
- Model: Optima
- Trim: GT Line S
- Version: 1.7 CRDi GT Line S DCT FWD Euro 6 (s/s) 5dr Sportswagon (139 bhp)
- Year: 2018
- Mileage: 44,353 miles
- Fuel: Diesel
- Body: Estate, 5 doors, 5 seats
- Engine: 1.7 litres, 139 bhp
- Gearbox: Automatic (DCT)
- Drive: Front-wheel drive
- Colour: Red
- CO2: 120 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 44,353 miles on the clock, this 2018 Kia Optima GT Line S has done roughly 44,900 fewer miles than a typical 2018 Kia Optima. Its asking price of £13,795 is £157 above the AskCar estimate of £13,638. The AskCar estimate uses UK dealer asking prices, including 123 Kia Optima adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. The government's MOT record matches its advertised mileage. You can find this car at Tees Valley Motors in Darlington. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £157 (1%) over the AskCar estimate of £13,638.
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 123 priced Kia Optima adverts across different ages and specifications, as of 4 November 2026.
A 2018 Kia Optima with the 1.7 diesel engine is typically advertised at £6,300: the median of the 14 for sale on AskCar, as of 4 November 2026.
Time on sale
AskCar first saw this 2018 Kia Optima advertised today.
Price history
AskCar first saw this advert on 4 November 2026 at £13,795. 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 29 April 2027.
It has had 6 MOTs. The latest, on 17 April 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 44,350 miles, which matches the advertised 44,353 miles.
Advertised mileage is about 44,900 miles lower than the median mileage of a 2018 Kia Optima on AskCar.
Browse all Kia Optima cars for sale · 2018 Kia Optima price guide
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Photos
1 photo of this car is 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.