2018 Vauxhall Insignia 1.6 Turbo D ecoTEC BlueInjection Tech Line NAV

Overview

• Make: Vauxhall
• Model: Insignia
• Trim: Tech Line NAV
• Version: 1.6 Turbo D ecoTEC BlueInjection Tech Line NAV Manual FWD Euro 6 (s/s) 5dr Grand Sport (134 bhp)
• Year: 2018
• Mileage: 56,400 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.6 litres, 134 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 56,400 miles on the clock, this 2018 Vauxhall Insignia Tech Line Nav has done roughly 16,200 fewer miles than a typical 2018 Vauxhall Insignia. The dealer is asking £6,995, which is £668 below the AskCar estimate of £7,663. To work out the AskCar estimate, we analyse UK dealer adverts for 1,032 Vauxhall Insignia cars across different ages and specifications. Since we first spotted the advert 120 days ago, the asking price has dropped by £800. The recorded MOT expired on 16 October 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Daily Cars in Grays. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Good value: £668 (8%) under the AskCar estimate of £7,663.

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 1,032 priced Vauxhall Insignia adverts across different ages and specifications, as of 6 November 2026.

A 2018 Vauxhall Insignia with the 1.6 diesel engine is typically advertised at £6,000: the median of the 52 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 Vauxhall Insignia has been on sale for at least 120 days.

Price history

AskCar first saw this advert on 9 July 2026 at £7,795. Its asking price is now £6,995, £800 less. The latest price cut was seen on 13 October 2026.

Price changes recorded:

• 9 July 2026: £7,795
• 4 August 2026: £7,595
• 21 August 2026: £7,495
• 3 September 2026: £7,395
• 9 September 2026: £7,295
• 16 September 2026: £7,195
• 6 October 2026: £7,095
• 7 October 2026: £7,195
• 11 October 2026: £7,095
• 13 October 2026: £6,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 16 October 2026; ask the dealer for the current MOT.

It has had 5 MOTs. The latest, on 17 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 53,641 miles, which matches the advertised 56,400 miles.

Advertised mileage is about 16,200 miles lower than the median mileage of a 2018 Vauxhall Insignia on AskCar.

Similar cars

3 other 2018 Vauxhall Insignia Tech Line NAV 1.6 diesel manual hatchbacks are for sale at UK dealers, from £3,940 to £5,495, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Vauxhall Insignia Tech Line NAV, 1.6 diesel hatchback, black. Mileage: 92,819 miles. Price: £5,495, £1,500 less than this car. Dealer: Imaan Motors in West Drayton. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-788b96872173
• 2018 Vauxhall Insignia Tech Line NAV, 1.6 diesel hatchback, black. Mileage: 101,552 miles. Price: £4,990, £2,005 less than this car. Dealer: SSN Motors in Luton. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-a8d5bcfbb6b3
• 2018 Vauxhall Insignia Tech Line NAV, 1.6 diesel hatchback, blue. Mileage: 128,000 miles. Price: £3,940, £3,055 less than this car. Dealer: Cambridgeshire Carsales in Peterborough. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2018-076735b6bd9d