The available data indicates that, for the sample of ROVER 25 (1999-04) 3DR Hatchback 1.4I 84 Impression S vehicles, the private sale price is consistently categorized within the £0 to £1,000 range. This suggests that these vehicles tend to have relatively low private sale valuations, reflecting their age and possibly their market demand or condition. However, without additional data points across different price brackets, it's challenging to determine the full price spectrum or average valuation for these models.

The data indicates that all Rover 25 (1999-04) 3DR Hatchback 1.4i 84 Impression S models in the sample are fitted with a 1,396cc petrol engine. This suggests a uniform engine capacity and fuel type across this specific model, reflecting consistency in specifications for these vehicles.