2015 Vauxhall Astra GTC 1.6 CDTi ecoFLEX SRI
Price: £3,499. Above the going rate: £389 (12%) over the AskCar estimate of £3,110, our expected asking price for this car from its model, age, mileage and specification, drawing on 233 priced Vauxhall Astra GTC adverts on AskCar as of 7 November 2026.
AskCar lists 254 used Vauxhall Astra GTC from 205 UK dealerships, as of 7 November 2026.
Overview
- Make: Vauxhall
- Model: Astra GTC
- Trim: SRI
- Version: 1.6 CDTi ecoFLEX SRI Manual FWD Euro 6 (s/s) 3dr (134 bhp)
- Year: 2015
- Mileage: 118,020 miles
- Fuel: Diesel
- Body: Coupe, 3 doors, 5 seats
- Engine: 1.6 litres, 134 bhp
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: White
- CO2: 115 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2015 Vauxhall Astra GTC Sri is advertised with 118,020 miles, approximately 46,100 above the typical mileage for its age. Priced at £3,499, it is advertised £389 above the AskCar estimate of £3,110. To work out the AskCar estimate, we analyse UK dealer adverts for 233 Vauxhall Astra GTC cars across different ages and specifications. This car was first seen in our listings data 43 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Boston Car Center, based in Boston. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Above the going rate: £389 (12%) over the AskCar estimate of £3,110.
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 233 priced Vauxhall Astra GTC adverts across different ages and specifications, as of 7 November 2026.
A 2015 Vauxhall Astra GTC with the 1.6 diesel engine is typically advertised at £5,000: the median of the 13 for sale on AskCar, as of 7 November 2026.
Time on sale
This 2015 Vauxhall Astra GTC has been on sale for at least 43 days.
Price history
AskCar first saw this advert on 25 September 2026 at £3,499. 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 11 August 2027.
It has had 9 MOTs. The latest, on 12 August 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 118,148 miles, which matches the advertised 118,020 miles.
Advertised mileage is about 46,100 miles higher than the median mileage of a 2015 Vauxhall Astra GTC on AskCar.
Similar cars
2 other 2015 Vauxhall Astra GTC SRI 1.6 diesel manual coupes are for sale at UK dealers, from £4,495 to £5,750, as of 7 November 2026.
The 2 closest to this car in mileage:
- 2015 Vauxhall Astra GTC SRI, 1.6 diesel coupe, white. Mileage: 88,553 miles. Price: £4,495, £996 more than this car. Dealer: Formula One Car Supermarket in Falkirk. AskCar page: https://askcar.co.uk/car/vauxhall-astra-gtc-2015-1ed321a1e25b
- 2015 Vauxhall Astra GTC SRI, 1.6 diesel coupe, white. Mileage: 51,200 miles. Price: £5,750, £2,251 more than this car. Dealer: T&T (Leic) Car Sales in Leicester. AskCar page: https://askcar.co.uk/car/vauxhall-astra-gtc-2015-5fe304b638c8
Browse all Vauxhall Astra GTC cars for sale · 2015 Vauxhall Astra GTC price guide
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Photos
25 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.