Avis Budget ($CAR) vs Hertz ($HTZ): Weighing Fleet Pressures in the Car Rental Space CAR and HTZ stand as the two largest U.S.-listed car rental operators, each dealing with fleet-management issues and significant debt burdens. Avis Budget Group reported a notable fourth-quarter earnings miss focused in its Americas operations, while its international business held up better. Hertz Global Holdings returned to profitability in the third quarter of 2025 for the first time in about two years, only to post a loss again in the following quart er.