Car rental in Portsmouth Harbour The Hard. Check our car rental prices in Portsmouth Harbour The Hard in order to enjoy the best service with the cheapest prices. Car rental fleet in Portsmouth Harbour The Hard which is frequently renewed, being maximum from 6 to 12 months old, all inclusive prices (unlimited mileage, insurance and tax) and a dedicated customer service are some of the advantages that you will have when you hire a car in Portsmouth Harbour The Hard with us.