2020 Vauxhall Insignia 1.5 Turbo D SE NAV

Overview

• Make: Vauxhall
• Model: Insignia
• Trim: SE NAV
• Version: 1.5 Turbo D SE NAV Manual FWD Euro 6 (s/s) 5dr Grand Sport (120 bhp)
• Year: 2020
• Mileage: 22,872 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Vauxhall Insignia SE Nav has covered 22,872 miles, around 35,400 fewer miles than is typical for its age. The AskCar estimate for this car is £10,736. It is priced at £11,300, which is £564 above that estimate. The AskCar estimate draws on 1,038 Vauxhall Insignia adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 129 days ago. Its asking price has since fallen by £850. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Walters Motor Group - Loddon in Norwich. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £564 (5%) over the AskCar estimate of £10,736.

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 1,038 priced Vauxhall Insignia adverts across different ages and specifications, as of 7 November 2026.

A 2020 Vauxhall Insignia with the 1.5 diesel engine is typically advertised at £9,000: the median of the 21 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Vauxhall Insignia has been on sale for at least 129 days.

Price history

AskCar first saw this advert on 1 July 2026 at £12,150. Its asking price is now £11,300, £850 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 1 July 2026: £12,150
• 6 July 2026: £12,000
• 7 October 2026: £11,900
• 22 October 2026: £11,800
• 7 November 2026: £11,300

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 12 November 2026.

It has had 3 MOTs. The latest, on 7 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 19,792 miles, which matches the advertised 22,872 miles.

Advertised mileage is about 35,400 miles lower than the median mileage of a 2020 Vauxhall Insignia on AskCar.

Similar cars

8 other 2020 Vauxhall Insignia SE NAV 1.5 diesel manual hatchbacks are for sale at UK dealers, from £6,423 to £10,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 26,781 miles. Price: £9,400, £1,900 less than this car. Dealer: Big Car World - Braunstone in Leicester. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-230e953d0433
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 10,000 miles. Price: £8,900, £2,400 less than this car. Dealer: North West Autos Blackburn in Blackburn. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-cc94ac339933
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, black. Mileage: 40,000 miles. Price: £10,995, £305 less than this car. Dealer: Forsyth Street Cars in Airdrie. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-2511fd861b0d

• The nearest: 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey, 11 miles from this car. Mileage: 56,000 miles. Price: £7,990, £3,310 less than this car. Dealer: The Value Car Centre in Norwich. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-8ac8eb673361