Moving Estimate Accuracy: Why Quotes Go Wrong and How to Fix Yours

Almost every blown estimate starts the same way: the price was built from a proxy instead of an inventory. A bedroom count. A two-minute phone call. A web form that asks “how big is your home?” All of these stand in for the thing that actually determines the price, which is the list of items going on the truck.

Two 3-bedroom houses can differ by a full truck of volume. One belongs to a minimalist couple; the other has a garage, an attic, and a storage unit nobody mentioned on the phone. Price them both off “3BR” and one of those quotes is wrong. No pricing formula fixes an estimate that starts from a guess.

An accurate moving estimate has exactly two ingredients:

• An item-level inventory. Every couch, dresser, appliance, and box counted. Not a home size, not a guess. The actual list.
• Standard volumes, not invented ones. Each item matched to its established cubic-foot value on the Tariff 400-N basis the industry has used for decades, then priced off your own rates.

The accuracy lives in the inventory step. Everything downstream (crew size, truck size, hours, price) is arithmetic on top of it. Get the list right and the quote follows; get the list wrong and nothing saves it.

A bad number costs you in both directions:

• Underbid, and you eat the extra hours, the second trip, and the argument on move day. The classic version is the third floor the estimator never saw.
• Overbid, and the customer books the cheaper competitor. You never find out how much padding cost you, because those jobs just quietly go elsewhere.

The traditional fix is an in-home estimate, which is accurate but costs a truck roll and an estimator’s afternoon. So most small movers skip it on smaller jobs and guess. That trade, accuracy versus time, is the actual problem to solve.

A video survey captures the same information as an in-home visit without anyone driving anywhere. The customer films each room on their phone. The AI recognizes every item in the video and audio and matches each one to the standard volume tables. You review the inventory, fix anything the AI got wrong, and approve it before the customer sees a price.

Note what the AI does not do: it never estimates volume or weight itself. It identifies items; the numbers come from the tables. The mover stays the final check on every inventory. That is the difference between a tool you can quote from and a demo that falls apart on real houses. More detail on the AI video survey page.

An accurate inventory changes what kind of estimate you can safely offer. With a real item list behind the number, you can put a ceiling on the price and stand behind it: the customer knows what they will pay, and your margin holds because the price was built from what is actually moving. Which estimate type you use is still your call, job by job.

What FMCSA Item 411 requires, and how to get paid what you quoted, are covered in the moving estimate types guide.