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: 74,000 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

At 74,000 miles, this 2020 Vauxhall Insignia SE Nav has covered about 13,400 more miles than other 2020 Vauxhall Insignia cars. Its asking price of £7,500 is £179 above the AskCar estimate of £7,321. The AskCar estimate uses UK dealer asking prices, including 1,032 Vauxhall Insignia adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 149 days ago. Its asking price has since fallen by £500. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Breckland Vehicle Specialists in Brandon. 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

Fair price: £179 (2%) over the AskCar estimate of £7,321.

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 2020 Vauxhall Insignia with the 1.5 diesel engine is typically advertised at £9,000: the median of the 20 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 Vauxhall Insignia has been on sale for at least 149 days.

Price history

AskCar first saw this advert on 10 June 2026 at £8,000. Its asking price is now £7,500, £500 less. The latest price cut was seen on 24 June 2026.

Price changes recorded:

• 10 June 2026: £8,000
• 24 June 2026: £7,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 29 December 2026.

It failed its MOT on 15 December 2025 (offside front windscreen wiper does not clear the windscreen effectively; nearside front windscreen wiper does not clear the windscreen effectively) and passed later the same day.

Advisories at the latest test: oil leak, but not excessive; front brake pad(s) wearing thin; rear brake pad(s) wearing thin.

Mileage at that test: 69,327 miles, which matches the advertised 74,000 miles.

Advertised mileage is about 13,400 miles higher 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 £11,800, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, black. Mileage: 69,993 miles. Price: £6,423, £1,077 less than this car. Dealer: GK Motors in Mansfield Woodhouse. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-40ebb356158c
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 63,000 miles. Price: £8,000, £500 more than this car. Dealer: Breckland Vehicle Specialists in Brandon. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-ae82662d51ae
• 2020 Vauxhall Insignia SE NAV, 1.5 diesel hatchback, grey. Mileage: 56,000 miles. Price: £7,990, £490 more than this car. Dealer: The Value Car Centre in Norwich. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2020-8ac8eb673361