2018 Vauxhall Insignia 1.5 i Turbo SRI NAV

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)
• Year: 2018
• Mileage: 23,019 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 163 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 136 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,019 miles on the clock, this 2018 Vauxhall Insignia Sri Nav has done roughly 50,000 fewer miles than a typical 2018 Vauxhall Insignia. The dealer is asking £10,195, which is £139 above the AskCar estimate of £10,056. To work out the AskCar estimate, we analyse UK dealer adverts for 990 Vauxhall Insignia cars across different ages and specifications. This car has been on sale for at least 80 days, and its asking price has been cut by £300. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at North West Trade Centre in Morecambe. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £139 (1%) over the AskCar estimate of £10,056.

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 990 priced Vauxhall Insignia adverts across different ages and specifications, as of 12 November 2026.

A 2018 Vauxhall Insignia with the 1.5 petrol engine is typically advertised at £8,000: the median of the 51 for sale on AskCar, as of 12 November 2026.

Time on sale

The dealer may accept less. This 2018 Vauxhall Insignia has been on sale for at least 80 days, and its asking price has been cut by £300. About 6 in 10 of 2018 Vauxhall Insignia cars are gone from sale within a month of being advertised: 144 of the 259 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 24 August 2026 at £10,495. Its asking price is now £10,195, £300 less. The latest price cut was seen on 23 September 2026.

Price changes recorded:

• 24 August 2026: £10,495
• 8 September 2026: £10,795
• 23 September 2026: £9,999
• 10 October 2026: £10,195

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 12 November 2026: valid until 22 July 2027.

It has had 6 MOTs. The latest, on 15 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 23,005 miles, which matches the advertised 23,019 miles.

Advertised mileage is about 50,000 miles lower than the median mileage of a 2018 Vauxhall Insignia on AskCar.

Similar cars

7 other 2018 Vauxhall Insignia SRI NAV 1.5 petrol manual hatchbacks are for sale at UK dealers, from £4,002 to £7,750, as of 12 November 2026.

The 3 closest to this car in mileage:

• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol hatchback, grey. Mileage: 57,616 miles. Price: £7,500, £2,695 less than this car. Dealer: M.m.r Motor Group in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-6592666c8e95
• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol hatchback, white. Mileage: 57,995 miles. Price: £7,750, £2,445 less than this car. Dealer: LuxCarz in St Helens. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-738710bc128b
• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol hatchback, grey. Mileage: 67,900 miles. Price: £6,749, £3,446 less than this car. Dealer: Westside Autos in West Drayton. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-48cfefd604ec