2018 Vauxhall Insignia 1.5 i Turbo SRI NAV
Version: 1.5 i Turbo SRI NAV Manual FWD Euro 6 (s/s) 5dr Grand Sport (163 bhp)
Price: £9,995. Fair price: £28 (under 1%) under the AskCar estimate of £10,023, our expected asking price for this car from its model, age, mileage and specification, drawing on 972 priced Vauxhall Insignia adverts on AskCar as of 1 November 2026.
AskCar lists 1,064 used Vauxhall Insignia from 712 UK dealerships, as of 1 November 2026.
Overview
- Make
- Vauxhall
- Model
- Insignia
- Trim
- SRI NAV
- Version
- 1.5 i Turbo SRI NAV Manual FWD Euro 6 (s/s) 5dr Grand Sport (163 bhp)
- Mileage
- 25,633 miles
- Year
- 2018
- Fuel type
- Petrol
- Body type
- Hatchback
- Engine
- 1.5 L
- Gearbox
- Manual
- Power
- 163 bhp
- Seats
- 5
- CO2
- 136 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Front Wheel Drive
- Engine badge
- i Turbo
- Emissions standard
- Euro 6
About this car
This 2018 Vauxhall Insignia Sri Nav is advertised with 25,633 miles, approximately 44,800 below the typical mileage for its age. Its asking price of £9,995 is £28 below the AskCar estimate of £10,023. The AskCar estimate uses UK dealer asking prices, including 972 Vauxhall Insignia adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 53 days. Its recorded MOT is valid until 26 April 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is JT Hughes Telford Mazda, based in Telford.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 9 September 2026, 53 days ago.
| Date observed | Asking price |
|---|---|
| 9 September 2026 | £9,995 |
| 1 November 2026 | £9,995 |
Price and mileage comparison
Fair price: £28 (under 1%) under the AskCar estimate of £10,023.
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 972 priced Vauxhall Insignia adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 44,800 miles lower than the median mileage of a 2018 Vauxhall Insignia on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 26 April 2027. 24,368 miles at the last test.
Other matching cars
17 other 2018 Vauxhall Insignia SRI NAV manual petrol cars are for sale at UK dealers from £3,999 to £11,899, as of 1 November 2026.
The 5 cheapest:
- 2018 Vauxhall Insignia. Price: £3,999. Mileage: 124,044 miles. Dealer: Horsepower Motor Centre in Tonbridge. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-ec50fb3bb224
- 2018 Vauxhall Insignia. Price: £4,990. Mileage: 106,715 miles. Dealer: Allen & Forey Cars in Chalfont St Giles. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-2c982cdf17de
- 2018 Vauxhall Insignia. Price: £6,480. Mileage: 94,302 miles. Dealer: Leigh Cars in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-9ec88c984701
- 2018 Vauxhall Insignia. Price: £6,749. Mileage: 67,900 miles. Dealer: Westside Autos in West Drayton. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-48cfefd604ec
- 2018 Vauxhall Insignia. Price: £6,820. Mileage: 73,600 miles. Dealer: Evans Halshaw Ford East Kilbride in East Kilbride. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-c25dc9bfd205
The 17 matching cars have covered 25,619 to 124,044 miles, compared with 25,633 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Vauxhall Insignia cars for sale · 2018 Vauxhall Insignia price guide
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Photos
50 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.