
Chase Sapphire Preferred creditcard may be your best choice if you want to receive a discount on your rental car. This card is your primary rental car policy, which can be a huge money saver. Your credit card will automatically waive the rental agency’s collision damage waiver. That will save you money, and it will also let you drive a rental car at a discount.
Chase Sapphire Preferred
Chase Sapphire Preferred car hire discounts will allow you to save money on your next vehicle. You also have access to additional benefits, like free CDW insurance. You can also earn 2 Ultimate Rewards points for every dollar you spend on car rentals using your card. Also, you don't have to worry about paying foreign transaction fees for international car rentals. The best part about the card is that all cardholders are eligible for discounts.

Amex Platinum
Amex Platinum cardholders will be familiar with the Amex Platinum cardholder's preferred car rental discount. If you spend $6,000 within six months, you'll be eligible for 100,000 Membership Rewards Points. These points can then be redeemed up to $1,000 for eligible airfare, hotel stays, and other travel expenses. Silvercar rentals can be rented up to 30% without restrictions
Avis Preferred
The Chase Sapphire Reserve card includes special perks such as Avis discounts and car rental company discounts. Chase Sapphire Reserve cardholders can, for an extra rate, rent a car within the executive section of their Emerald Club Executive membership. Emerald Club members receive a faster rental and a second driver at no extra charge. Avis Preferred status can be paired with the Chase Sapphire Reserve to get discounts and upgrades.
Hertz Gold
The easiest way to get a Chase Sapphire preferred Hertz car-rental discount is to sign up for the Hertz Gold Plus Rewards program. Sign up for the Hertz Plus Rewards program, and you will be rewarded with loyalty. The best thing? The best part is that you can upgrade to President's Circle by earning points in other loyalty programmes. Apart from a discounted price on your Hertz rental car, you will also receive an upgraded car with a guaranteed one-class upgrade.

Silvercar
Silvercar has a 20% discount for customers who are first-time customers. This promo code is valid until January 1, 2019, A promo code is available for the Visa Infinite Card: VISAINF20. This code also applies to all Visa Infinite credit cards. Combining the two codes together can save you up 50% on your Silvercar Rental.