How to compare business insurance quotes line by line

Compare quotes by first making them comparable: same limits, same deductibles, same valuation basis, same policy period, same forms, then look at the exclusions, sublimits and conditions that differ, then at the insurer. The lowest premium is only the lowest price when the coverage underneath is equal, and quotes rarely are. Put every quote into one grid, mark the differences, and ask the broker to price the gaps before you decide.

Step 1: Write the specification first

Before reading quotes, write down what you asked for. The specification is the yardstick: limits per coverage, deductibles, valuation (replacement cost or actual cash value), business income period, endorsements your contracts require, and the policy dates. If a quote deviates, you want to see it. The business insurance quote comparison worksheet gives you a grid, and business insurance quotes: what underwriters will ask you explains what shaped each quote in the first place.

Step 2: Check the exposure basis

Premium is rate times exposure. If one quote used $2.4 million of revenue and another $1.9 million, or if payroll classes differ, the quotes are not comparable and the audit may erase the difference. Confirm that each quote uses the same payroll by class, revenue, vehicle count, building values and locations, and that each insurer assigned the same or a defensible class. A quote that assumes lower exposure will cost more at audit (premium audits: how they work and how to prepare).

Step 3: Compare the coverage line by line

Property

• Valuation. Replacement cost versus actual cash value changes what you collect on a partial loss. ACV deducts depreciation.
• Coinsurance versus agreed value. An 80% coinsurance condition penalizes underinsurance after a loss. Agreed value suspends it for the term. See agreed value, blanket limits and margin clauses.
• Causes of loss. Basic, broad and special forms (CP 10 10, CP 10 20, CP 10 30) cover different perils. Special form covers risks of direct physical loss unless excluded, with named exclusions.
• Deductibles. Look for separate wind, hail, named storm, flood or earthquake deductibles, often a percentage of value.
• Business income. Compare the period of restoration, the waiting period (ISO's CP 00 30 has a 72-hour waiting period for business income, with extra expense from the start) and extended business income (60 days under the ISO form). See business interruption insurance: how business income coverage works.
• Add-ons that differ. Equipment breakdown, ordinance or law, spoilage, utility interruption, signs and outdoor property. Each may be included, sublimited or excluded.

General liability

• Limits. Compare each occurrence, general aggregate, products-completed operations aggregate, personal and advertising injury, damage to rented premises and medical payments.
• Form. The ISO CG 00 01 is an occurrence form; the CG 00 02 is claims-made. A claims-made quote needs a retroactive date and a plan for extended reporting (occurrence vs claims-made policies).
• Defense costs. Under the ISO CGL, defense is paid in addition to the limits through Supplementary Payments. Some policies, especially in professional lines, reduce the limit as defense is paid. Compare defense inside versus outside (defense costs inside vs outside policy limits: why it matters).
• Endorsements. Look at the additional insured wording (CG 20 10 for ongoing operations, CG 20 37 for completed operations), waiver of subrogation, primary and noncontributory language and any exclusion endorsements added to the quote, such as for professional services, subcontractors, assault and battery or designated work.

Commercial auto

Compare covered auto symbols (see business auto coverage symbols explained: what each number covers), liability limits, uninsured and underinsured motorist coverage, hired and non-owned auto coverage, physical damage deductibles and valuation, and drivers listed or excluded.

Workers' compensation

The statutory benefits come from state law, so the coverage is largely the same. Compare the payroll and class codes used, the experience mod applied, the employers liability limits (commonly $100,000 / $500,000 / $100,000 on the NCCI-based policy, WC 00 00 00), the states listed, deductible or dividend plans, and premium audit terms. Price differences often come from schedule credits and carrier appetite, not from the form.

Professional, cyber and management liability

These are not standardized. Compare the retroactive date, the claims-made trigger, sublimits for items such as ransomware or regulatory fines, exclusions for contractual liability or prior knowledge, whether defense erodes the limit, the hammer clause and consent-to-settle language, and the extended reporting period.

Umbrella and excess

Check what underlying policies it requires, whether it follows form, its self-insured retention, exclusions that differ from the primary policy, and the drop-down rules. See commercial policy limits: per occurrence, aggregate and sublimits.

Step 4: Compare the insurer

The insurer behind a quote matters as much as its price. Compare each company's AM Best financial strength rating, whether it is admitted in your state, complaint history and claims reputation (how to judge a business insurance company). An admitted insurer is generally backed by the state guaranty fund up to statutory caps; the National Conference of Insurance Guaranty Funds reports that most states cap property and casualty claims at $300,000, with workers' compensation generally outside the cap (NCIGF). Surplus lines insurers typically are not backed by those funds, in exchange for more freedom on forms and rates.

Step 5: Compare conditions and cost beyond the premium

• Fees and taxes. Policy fees, inspection fees, and in surplus lines placements, premium taxes and stamping fees.
• Audit and minimum premium. The deposit premium may not be the final one. Check the minimum earned premium, short-rate cancellation terms and what happens at audit.
• Payment terms. Installment charges, down payments and whether the quote assumes premium financing.
• Quote validity. Expiration date and subjectivities such as inspections or signed applications.
• Service. Who issues certificates, how quickly, and how claims are reported.

A hypothetical comparison

Say a 10-employee retail store with one leased location receives three quotes. The numbers below are illustrative, not typical prices.

Quote A is the cheapest and the weakest. It values losses at ACV, applies a stricter coinsurance condition, covers only six months of lost income, excludes equipment breakdown and omits the endorsement the lease requires. Adding what the specification demanded would narrow the price gap and may close it. Quote C has the broadest property terms but is from a non-admitted insurer and puts defense inside limits, which makes its liability limit thinner than it looks. Quote B is not the cheapest or the broadest, and it matches the specification. A reasonable buyer would ask Quote A's insurer to reprice with the missing items and ask Quote C's broker whether an admitted option exists with outside defense. The decision rests on the whole package, not on $550 of premium.

Step 6: Ask the questions the quote doesn't answer

1. Which exclusions or sublimits in each quote apply to what I actually do?
2. Does any quote exclude something the others include?
3. What would change the premium at audit?
4. Which quote needs a signed application or other subjectivities before binding?
5. What happens if I need to cancel early?

Once you decide, ask for a written binder that matches the quote you chose and compare the issued policy against it. The full buying sequence is in how to buy business insurance, step by step.

Key takeaways

• Specify the coverage first, then compare quotes against it. Quotes with different limits, valuation or forms are not comparable by price.
• Check the exposure basis and the audit terms; a lower-exposure quote can cost more later.
• Read the sublimits, exclusions and endorsements that differ. Defense inside limits, ACV valuation and short business income periods are common reasons a quote looks cheap.
• Compare the insurers: financial strength, admitted status, complaint record and claims service.
• Ask the broker to reprice gaps instead of picking the lowest number.