Costco vs MAPFRE: which is better for car insurance in 2026?
Across our six scoring categories, Costco comes out ahead in 0, MAPFRE in 2, with 4 too close to call. There is no overall score to compare, though: Costco does not publish enough of the underlying data to earn one, and we would rather leave it blank than build a number out of the two or three figures that happen to exist. MAPFRE is the better-documented of the two, which is not the same as being the better insurer for you. Judge these two on the categories where both have real figures — and on what they actually quote you.
Costco vs MAPFRE, side by side
Sources: average premiums from NerdWallet's August 2026 rate analysis (Quadrant Information Services), for a 35-year-old driver with a clean record and good credit in a 2023 Toyota Camry LE at 12,000 miles a year, 100/300/50 limits with $1,000 deductibles — national average $2,356. Claims satisfaction from the J.D. Power 2025 U.S. Auto Claims Satisfaction Study (segment average 700). Complaint record from NerdWallet's analysis of NAIC complaint data, 2022–2024. Financial strength from AM Best. Discounts and app data from each carrier's published pages and the Apple App Store / Google Play, retrieved August 2026. Updated August 2026.
Category by category
Price
Too close to callCostco does not release public rate data, so there is no like-for-like premium to set against MAPFRE's $1,474/yr. That is a real gap in the comparison, not a rounding error — treat Costco's price as unknown until you have a quote in hand.
No published premium. The rate study behind every other price on this site does not quote Costco separately, so the price category carries no score.
$1,474 a year for full coverage — 37% below the national average and the lowest figure of any carrier we review, USAA included.
Claims satisfaction
Too close to callNeither pulls ahead on claims satisfaction: Costco posts Not rated and MAPFRE Not rated, a difference too small to choose on.
Costco is not a ranked brand in the J.D. Power 2025 claims study. American Family's 702 is measured on a different book of business and is not borrowed here.
MAPFRE is not in the J.D. Power claims study, which samples only the largest insurers. That is a permanent absence, not a pending one.
Complaint record
MAPFRE aheadMAPFRE takes complaint record on Fewer than expected against Costco's More than expected.
More complaints than expected for its size, per NerdWallet's analysis of 2022–2024 NAIC data — a worse record than American Family's own brand.
Fewer complaints than its size predicts.
Financial strength
Too close to callNeither pulls ahead on financial strength: Costco posts A and MAPFRE A, a difference too small to choose on.
AM Best A (Excellent), affirmed in September 2025 for all three companies that underwrite Costco auto policies.
AM Best A (Excellent). The US arm is owned by MAPFRE S.A. of Spain.
Discounts
MAPFRE aheadMAPFRE takes discounts on 9 published against Costco's 9 published.
Nine published auto discounts, counting the member discount itself. No usage-based program is offered through Costco.
Nine published discounts, though MotionSmart — the telematics program — is offered in Massachusetts only.
Digital experience
Too close to callNeither pulls ahead on digital experience: Costco posts Not published and MAPFRE 4.40 iOS / 4.1 Android, a difference too small to choose on.
No app-store figures we could attribute to the program. Policies are serviced through American Family's account system, and we could not confirm which app Costco policyholders use.
4.40 on the App Store across 13,400 ratings and 4.1 on Google Play. Solid, and a far larger rating base than most carriers this size.
So which one?
Pick Costco if…
- You are among costco executive members who value guaranteed renewal.
- Availability fits: 40 states, members only.
Pick MAPFRE if…
- You are among new england drivers who want the lowest average premium here.
- You want the lower complaint record — MAPFRE sits at Fewer than expected.
- You expect to stack discounts — MAPFRE's lineup is the broader of the two.
- Availability fits: 11 states, concentrated in Massachusetts and New England.
Costco vs MAPFRE, answered
The questions people ask before switching between these two.
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Averages are a starting point. Your rate is the only number that decides it.