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: 26,781 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 26,781 miles, around 31,400 fewer miles than is typical for its age. Priced at £9,400, it is advertised £1,079 below the AskCar estimate of £10,479. The AskCar estimate uses UK dealer asking prices, including 1,038 Vauxhall Insignia adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 16 days ago. Its advertised mileage matches the government's MOT record. It is for sale at Big Car World - Braunstone in Leicester. 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

Good value: £1,079 (10%) under the AskCar estimate of £10,479.

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 16 days.

Price history

AskCar first saw this advert on 22 October 2026 at £9,400. 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 7 November 2026: valid until 29 June 2027.

It has had 3 MOTs. The latest, on 30 June 2026, passed.

Advisories at the latest test: nearside front service brake grabbing slightly; offside rear brake disc worn, but not excessively and nearside rear; offside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 26,744 miles, which matches the advertised 26,781 miles.

Advertised mileage is about 31,400 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 £11,300, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 22,872 miles. Price: £11,300, £1,900 more than this car. Dealer: Walters Motor Group - Loddon in Norwich. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-5ec74c156171
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, black. Mileage: 40,000 miles. Price: £10,995, £1,595 more than this car. Dealer: Forsyth Street Cars in Airdrie. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-2511fd861b0d
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 10,000 miles. Price: £8,900, £500 less than this car. Dealer: North West Autos Blackburn in Blackburn. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-cc94ac339933

• The nearest: 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, black, 37 miles from this car. Mileage: 69,993 miles. Price: £6,423, £2,977 less than this car. Dealer: GK Motors in Mansfield Woodhouse. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-40ebb356158c