Customers of SIXT Car & Van Hire at Liverpool Airport generally report positive experiences, highlighting excellent personal service, friendly staff, and competitive prices. Many praise the helpfulness of the team, particularly in accommodating changes and providing better car options. The service is often described as seamless and pleasant, with special mentions for staff like Hannah and Mr. Tom who go above and beyond. Despite a few negative comments about specific incidents, the overall sentiment is highly favorable, making SIXT a recommended choice for car rental.