Adding an Older Car: How Much Your Auto Insurance Can Drop

Immediate Impact on Your Premium

Adding an older car to your auto insurance policy often reduces your premium, but the exact amount depends on several factors. Typically, insurers view older vehicles as lower risk because they are less expensive to repair and generally carry lower liability limits. As a result, you can expect a discount ranging from 5% to 20% on the portion of the policy covering the older car.

Key Factors That Shape the Discount

• Vehicle Age and Value – The older the car, the lower its replacement cost, which can lead to a larger discount. However, extremely low‑value cars may be excluded from certain coverage options.
• Safety and Crash Ratings – Modern safety features still matter. A vintage car with modern airbags and crumple zones may attract a smaller discount than a 1970s model with no safety equipment.
• Insurance History – A clean claim record on the new vehicle can reinforce the insurer's perception of lower risk, boosting the discount.
• Policy Structure – Adding the older car as a "covered vehicle" versus a "non‑covered vehicle" changes the premium calculation. Covered vehicles receive a full discount, while non‑covered vehicles may only affect liability limits.

How to Maximize Savings

To capture the largest possible discount, consider these steps:

• Shop around: Not all insurers apply the same discount rates; compare quotes from multiple companies.
• Bundle policies: Combining auto with homeowners or renters insurance can trigger additional multi‑policy discounts that affect the older car's rate.
• Maintain a good driving record: A clean record on the older vehicle keeps the insurer's risk assessment favorable.
• Choose the right coverage: Opting for standard liability and collision coverage, rather than optional add‑ons, keeps the premium lower.

Potential Trade‑Offs

While the premium may drop, the older car might also be subject to higher deductibles or limited coverage for parts that are no longer available. Insurers often exclude certain replacement parts, which can affect repair costs if an accident occurs.

Practical Example