Auto Warranty
Top Companies in 2026
CARCHEX vs Onust
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- Five coverage levels
- Choice of licensed repair facilities
- 24/7 roadside assistance
- Rental and trip interruption benefits
- 30-day money-back guarantee
- $0 deductible plan options
- Coverage accepted at licensed repair facilities nationwide
- Includes roadside assistance and rental benefits
- Strong BBB rating and accreditation
- No published plan pricing
- Claims handled by third-party administrators
- Contract terms vary by administrator
- Mixed customer feedback
- No mobile app or live chat support
- Public contract sample not readily available
- Some concerns about coverage limit transparency in reviews
Founded in 1999 and headquartered in Baltimore, Maryland, CARCHEX is a vehicle protection broker that connects customers with vehicle service contracts administered by third-party providers. Their current lineup includes five levels of coverage, ranging from basic Powertrain protection to the exclusionary Titanium plan, along with dedicated coverage for eligible electric vehicles. CARCHEX also offers access to licensed repair facilities and benefits such as towing, rental car reimbursement, and trip interruption coverage on eligible plans. The company has a long history in the extended warranty business and has received recognition, including multiple appearances on the Inc. 5000 list. Their Better Business Bureau profile currently carries an A+ rating, though CARCHEX is not BBB accredited. Customer feedback is mixed. Trustpilot currently lists a 3.2 out of 5 rating based on more than 1,500 customer reviews, while BBB customer ratings are considerably lower. This review looks deeper into CARCHEX’s plans, costs, contract terms, advantages, drawbacks, and customer experiences.
Onust Warranty is a vehicle service contract provider headquartered in Scottsdale, Arizona. Founded in 2023, they focus on extended coverage options for drivers seeking protection after their factory warranty expires. Their plans are available for many newer and used vehicles and feature benefits such as roadside assistance, rental car reimbursement, and nationwide repair facility access. One of their most notable features is unlimited mileage coverage, allowing eligible vehicles to remain covered without a mileage cap while the contract is active. They also offer exclusionary coverage options, which generally provide broader protection by covering most vehicle components except those specifically excluded in the agreement. Some plans are available with a $0 deductible, helping reduce out-of-pocket costs when covered repairs are approved. Onust Warranty holds an A+ rating and accreditation from the Better Business Bureau. Customer feedback is currently limited, with only a small number of reviews available across major platforms such as Trustpilot, Yelp, and the BBB. The available reviews generally praise customer service, claims support, and coverage value, though the low review volume makes it difficult to assess overall customer sentiment. Readers interested in long-term vehicle protection may want to explore the details of their coverage, costs, benefits, and contract terms more closely.
- BBB Rating : A+ (Unaccredited)
- Maximum Mileage : 250,000 miles
- Money-Back Guarantee : Yes
- Number of Plans Available : 5
- Waiting Period : Varies by contract
- Operating Status : Active
- BBB Rating : A+
- Maximum Mileage : Unlimited miles
- Money-Back Guarantee : Available
- Number of Plans Available : 1
- Waiting Period : 30 days and 1,000 miles
- Operating Status : Active
- Deductible Range : $0
- Multiple contract administrators
- Dedicated electric vehicle coverage
- Partnerships with CARFAX, Kelley Blue Book & RepairPal
- Coverage options for vehicles over 100,000 miles
- Coverage terms available for up to 10 years
- Unlimited mileage coverage with no mileage expiration
- Coverage remains active even as vehicles accumulate high mileage
- Designed for drivers who plan to keep their vehicles long term
- Coverage options that may suit both newer and older vehicles
- High-mileage
- Exclusionary
- Powertrain
- $0 deductible option
- Commercial/rideshare
- EV/hybrid components
- No waiting period
- Option with free maintenance benefits
- Transferable
- High-mileage
- Exclusionary
- Powertrain
- $0 deductible option
- Commercial/rideshare
- EV/hybrid components
- No waiting period
- Option with free maintenance benefits—Undisclosed
- Transferable
- 24/7 roadside assistance
- Any licensed repair shop
- Direct shop payment
- In-network repair network
- Mobile app for claims
- Online claims portal
- Trip interruption coverage
- 24/7 roadside assistance
- Any licensed repair shop
- Direct shop payment
- In-network repair network
- Mobile app for claims
- Online claims portal
- Trip interruption coverage
- Phone
- 24/7 customer support
- FAQs / Educational resources
- Live Chat
- Mobile Application
- Online quote without phone
- Sample contracts online
- Phone
- 24/7 customer support
- FAQs / Educational resources
- Live Chat
- Mobile Application
- Online quote without phone
- Sample contracts online
- Contract (lump-sum) payments
- Pay-in-full discount
- Month-to-month payments
- Cancellation fee
- Multi-vehicle discount
- Price lock guarantee
- *Not all payment methods are available in all states
- *Some payment methods may incur additional fees
- Contract (lump-sum) payments
- Pay-in-full discount—Undisclosed
- Month-to-month payments
- Cancellation fee—Undisclosed
- Multi-vehicle discount—Undisclosed
- Price lock guarantee
- *Not all payment methods are available in all states
- *Some payment methods may incur additional fees
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