The latest mileage data for the Vauxhall Astra GTC (2011-18) indicates that the most common reading falls within the 40,000 to 50,000-mile range, accounting for 18.4% of vehicles. Notably, a significant portion of vehicles—over 40%—are recorded between 30,000 and 70,000 miles, suggesting these vehicles tend to be driven moderately. Conversely, very low-mileage vehicles (0 to 10,000 miles) are relatively rare, representing just 5.7%, while those exceeding 90,000 miles are also uncommon (around 2%). This distribution implies that these vehicles typically serve regular daily use rather than being kept as low-mileage or long-term stored cars.

The private sale valuations for the Vauxhall Astra GTC (2011-18) 3DR Hatchback 1.4i Turbo 140 EU6 SRI Auto show a fairly distributed range. The largest proportion of vehicles are valued between £5,000 and £7,000, accounting for approximately 55.2% of the sample (27.6% each in the £5,000-£6,000 and £6,000-£7,000 brackets). Notably, nearly a quarter (23%) of the vehicles are estimated to sell for between £3,000 and £4,000, suggesting a substantial segment at the lower end of the market. At the higher end, only 5.7% are valued above £7,000, indicating that most vehicles tend toward the mid-range prices, with a leaning towards the lower to middle brackets. This distribution suggests that, on average, private sale prices for this model tend to cluster around the £5,000-£7,000 range, with a significant number of vehicles available at both lower and mid-range prices.

The data indicates that all Vauxhall Astra GTC (2011-18) 3-door hatchback models with the 1.4I Turbo 140 EU6 SRI Auto6 variant are equipped with a 1,364 cc engine and run exclusively on petrol. This suggests a consistent engine capacity and fuel type for this particular model and specification, providing clear information for potential buyers or enthusiasts interested in this vehicle.