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 Sports Tourer (163 bhp)
• Year: 2018
• Mileage: 32,888 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 1.5 litres, 163 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Vauxhall Insignia Sri Nav is advertised with 32,888 miles, approximately 38,300 below the typical mileage for its age. The dealer is asking £10,895, which is £723 above the AskCar estimate of £10,172. To work out the AskCar estimate, we analyse UK dealer adverts for 1,022 Vauxhall Insignia cars across different ages and specifications. It first appeared in our advert records 20 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Wallace Car Sales, based in Bolton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £723 (7%) over the AskCar estimate of £10,172.

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 1,022 priced Vauxhall Insignia adverts across different ages and specifications, as of 5 November 2026.

A 2018 Vauxhall Insignia with the 1.5 petrol engine is typically advertised at £8,300: the median of the 51 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 Vauxhall Insignia has been on sale for at least 20 days.

Price history

AskCar first saw this advert on 16 October 2026 at £10,895. 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 5 November 2026: valid until 29 June 2027.

It has had 6 MOTs. The latest, on 22 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 32,208 miles, which matches the advertised 32,888 miles.

Advertised mileage is about 38,300 miles lower than the median mileage of a 2018 Vauxhall Insignia on AskCar.

Similar cars

6 other 2018 Vauxhall Insignia SRI NAV 1.5 petrol manual estates are for sale at UK dealers, from £6,320 to £11,699, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol estate, grey. Mileage: 32,042 miles. Price: £10,700, £195 less than this car. Dealer: Richtoy Subaru in Scunthorpe. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-f01bf4800be8
• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol estate, white. Mileage: 25,619 miles. Price: £11,699, £804 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-226079127f77
• 2018 Vauxhall Insignia SRI NAV, 1.5 petrol estate, grey. Mileage: 47,968 miles. Price: £8,790, £2,105 less than this car. Dealer: SJS Motor Company Kent in Gillingham. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-065b5bdbc861

• The nearest: 2018 Vauxhall Insignia SRI NAV, 1.5 petrol estate, black, 17 miles from this car. Mileage: 50,000 miles. Price: £9,775, £1,120 less than this car. Dealer: Cars Direct in Preston. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-47e90d58833d