2021 Vauxhall Insignia 1.5 Turbo D Ultimate NAV

Overview

• Make: Vauxhall
• Model: Insignia
• Trim: Ultimate NAV
• Version: 1.5 Turbo D Ultimate NAV Manual FWD Euro 6 (s/s) 5dr Grand Sport (120 bhp)
• Year: 2021
• Mileage: 78,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Vauxhall Insignia Ultimate Nav is advertised with 78,000 miles on the clock. Priced at £9,394, it is advertised £325 above the AskCar estimate of £9,069. To work out the AskCar estimate, we analyse UK dealer adverts for 1,038 Vauxhall Insignia cars across different ages and specifications. We first recorded this advert 163 days ago, and its asking price has since fallen by £899. Ask the dealer why the advert shows fewer miles than the 78,720 recorded at the latest MOT. MOT records show an expiry date of 10 May 2027. It is for sale at Prime London Motors in Staines. 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: £325 (3%) over the AskCar estimate of £9,069.

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 2021 Vauxhall Insignia with the 1.5 diesel engine is typically advertised at £9,700: the median of the 28 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 Vauxhall Insignia has been on sale for at least 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £10,293. Its asking price is now £9,394, £899 less. The latest price cut was seen on 3 July 2026.

Price changes recorded:

• 29 May 2026: £10,293
• 3 July 2026: £9,394

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 10 May 2027.

It has had 3 MOTs. The latest, on 6 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 78,720 miles. The advert says 78,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 25,100 miles higher than the median mileage of a 2021 Vauxhall Insignia on AskCar.

Similar cars

6 other 2021 Vauxhall Insignia Ultimate NAV 1.5 diesel manual hatchbacks are for sale at UK dealers, from £7,990 to £12,999, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Vauxhall Insignia Ultimate NAV, 1.5 diesel hatchback, red. Mileage: 79,907 miles. Price: £8,999, £395 less than this car. Dealer: Croyland Car Megastore in Rushden. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2021-e6f79890d63d
• 2021 Vauxhall Insignia Ultimate NAV, 1.5 diesel hatchback, red. Mileage: 72,001 miles. Price: £8,995, £399 less than this car. Dealer: Darlington Car & Commercial in Darlington. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2021-c2635ba775b1
• 2021 Vauxhall Insignia Ultimate NAV, 1.5 diesel hatchback, blue. Mileage: 93,600 miles. Price: £7,990, £1,404 less than this car. Dealer: Car Capital in Southall. AskCar page: https://askcar.co.uk/car/vauxhall-insignia-2021-54b33c6e3b30