Buying the CARFAX and the AutoCheck separately at retail costs $74.98. We deliver both official reports for the same VIN together for $6.75 as a member — about 90% less. Same reports, same data sources, one checkout. Here is why serious used-car buyers run both, what each report catches that the other misses, and exactly how the bundle works.
Why Buy Both Reports for One Vehicle?
CARFAX and AutoCheck are not two versions of the same document. They are two independent data companies with two different collection networks, and neither one sees everything. CARFAX built its moat on dealer service departments, insurance carriers, and state DMV feeds. AutoCheck, owned by the credit bureau Experian, built its moat on the wholesale auction lanes where most used vehicles change hands at least once before reaching a retail lot.
That split matters in practice. A vehicle's paper trail is scattered across service bays, insurance claims desks, title offices, and auction houses — and no single reporting company has agreements with all of them. When you pull only one report, you are betting that the vehicle's problems happen to live in that company's half of the data landscape. Sometimes that bet works out. When it doesn't, the miss is expensive: an undisclosed auction damage announcement or an insurance claim the seller forgot to mention can cost thousands of dollars after the purchase, against a bundle price that is less than a tank of gas.
Running both reports closes the coverage gap. Every event category — title brands, accidents, odometer readings, ownership transfers, auction passes, service records — is checked against two independent databases instead of one. Where the reports agree, you gain confidence. Where they disagree, you have found exactly the question to ask the seller before money moves.
Dealers already know this. Wholesale buyers evaluating auction inventory routinely pull both documents on anything they intend to bid on, because the cost of two reports is noise against the cost of one bad purchase. The bundle brings that same two-source discipline to private buyers at a price that makes it the default choice rather than a luxury.
What Each Report Catches That the Other Misses
The CARFAX side: service chains, ownership, insurance damage. CARFAX receives data from tens of thousands of dealer service departments, which means routine maintenance visits, dealer inspections, and repair orders show up on the CARFAX timeline in detail AutoCheck rarely matches. For a vehicle that lived its life in the retail world — bought from a dealer, serviced at a dealer, insured continuously — the CARFAX usually paints the denser picture. Its ownership timeline is also granular: how many owners, in which states, for how long, with registration events in between. Insurance-reported damage that never involved an auction is another CARFAX strength, since claims data flows to CARFAX from carriers directly.
The AutoCheck side: auction history and the Score. Experian holds data-sharing agreements with the major US auction houses — Manheim, ADESA, Copart, and IAA. Every pass through those lanes generates an AutoCheck record: the sale, the lane inspection, any post-sale damage announcement flagged by auction inspectors, and frame-damage callouts. Since roughly ten million US vehicles move through wholesale auctions each year — lease returns, rental fleet retirements, dealer trade-ins, insurance total-loss dispositions — this is not a niche category. It is the channel most used vehicles pass through at least once, and it is exactly where CARFAX's visibility is thinnest. AutoCheck also computes its 0-100 AutoCheck Score, a cohort comparison against similar vehicles that works as a fast first-pass filter. You can preview the auction side for free with our auction history lookup tool — it shows whether a VIN has auction records before you spend anything.
The two reports overlap on the fundamentals — title brands from the federal NMVTIS database, reported accidents, odometer readings at title events — which is precisely what makes the disagreements informative. Overlap where the vehicle is clean confirms the story. A gap where one report shows an event the other lacks tells you which collection network caught something, and that is the thread worth pulling.
If you want the full feature-by-feature breakdown before deciding, the CARFAX vs AutoCheck comparison covers the two databases side by side. The short version: they are complements, not substitutes.
A Worked Example: One VIN, Two Different Stories
Consider a common case: a three-year-old sedan coming off a corporate lease, now sitting on an independent dealer's lot with a clean look and a fair price.
The CARFAX tells a reassuring story. Regular oil changes at a franchised dealer, one corporate owner, no accidents reported, consistent odometer readings at every service visit. On CARFAX evidence alone, this is an easy yes.
The AutoCheck on the same VIN adds a chapter the CARFAX never saw. When the lease ended, the car went to a Manheim auction lane — standard practice for fleet remarketing. The auction record shows two passes: the first sale fell through after a post-sale damage announcement flagged undercarriage damage discovered on the lift, and the car re-ran two weeks later at a visibly lower price band. None of that involved an insurance claim, a police report, or a dealer service bay, so none of it ever reached CARFAX's network. It lives in the auction data pipeline, which is AutoCheck's home turf.
The reverse happens just as often. An AutoCheck on a privately-owned pickup shows a clean auction history and a solid Score — while the CARFAX on the same VIN surfaces an insurance damage claim from three years ago and a service-department note about a replaced quarter panel. The auction lanes never saw that truck, so AutoCheck had nothing to report; the insurance and service networks did.
Neither report was wrong. Each was faithfully reporting the half of the paper trail its network covers. The buyer who pulls both documents sees the whole story for a few dollars more; the buyer who pulls one sees the half that happened to land in that company's database. On a four- or five-figure purchase, that difference is the entire point of the bundle.
Bundle Pricing vs Buying Retail
Bought separately at retail, the two reports cost real money: CARFAX charges $44.99 for a single report and AutoCheck retails at $29.99, so the two-report discipline costs $74.98 per vehicle. That price structure is exactly why most private buyers settle for one report — or none.
The bundle removes the trade-off:
| How you buy | Price for both reports |
|---|---|
| CARFAX retail direct (single report) | |
| AutoCheck retail direct (single report) | |
| Both reports at retail, bought separately | |
| CheapCarfaxAutocheck bundle — guest checkout | $8.25 |
| CheapCarfaxAutocheck bundle — free account member | $6.75 |
The economics are the standard discount-provider model: reports are retrieved and organized at volume, the retail-checkout margin comes off, and the savings pass through. The member bundle price lands at roughly 90% below the combined retail cost — less than either single report costs at retail. How the single-report side of that model works is covered in the cheap CARFAX guide and the cheap AutoCheck guide; the bundle simply applies it to both reports in one transaction.
There is no subscription requirement and no commitment attached to the bundle. Pay once, get both documents. Buyers who check vehicles at volume — dealers, wholesalers, flippers — can go further with credit packs and subscription tiers on the pricing page, but the one-off bundle is the right fit for a private purchase.
How Delivery Works
The flow is deliberately short. Enter the 17-character VIN in the form at the top of this page and hit Get Both Reports. You land in the same search flow our homepage uses: the VIN is validated, the vehicle is identified, and the report options appear with the Both Reports option front and center as the featured choice.
Checkout runs through PayPal — as a guest or a logged-in member — and generation starts the moment payment completes. Both documents are typically ready within a minute. They arrive two ways at once: a delivery email with access to each report, and (for members) both reports saved permanently to your account dashboard, where you can re-open them any time without paying again.
Each document is the real thing: the CARFAX renders as a CARFAX and the AutoCheck as an AutoCheck, each generated from its own provider infrastructure for the exact VIN you entered. There is no combined summary that replaces the originals, no re-formatted excerpt — you get two complete, separate reports, the same documents a dealer would pull.
If a report fails to generate — rare, but it happens with some VINs — the make-it-right path is simple and documented: re-generation first, a credit or a PayPal refund if re-generation can't succeed, with a 30-day window to raise any problem. The details live on the refund policy page.
Who the Bundle Is For
Buyers of auction-adjacent vehicles. Ex-lease, ex-fleet, ex-rental, and anything an independent dealer sourced from a wholesale lane. These vehicles almost always have auction events only AutoCheck sees, plus service history only CARFAX sees — the bundle is practically designed for them.
Anyone making a four-figure-plus purchase. Against the price of the vehicle, the difference between one report and both is trivial, and the downside of a missed event is not. Two independent databases are simply a stronger basis for a large purchase decision than one.
Out-of-state and sight-unseen buyers. When you can't inspect the car in person before committing, the paper record carries more of the weight. Cross-checking two sources is the closest a remote buyer gets to a second opinion.
Sellers who want to document a clean history. Listing a car with both reports attached answers the skeptical buyer's question before it is asked, and signals you have nothing to hide.
Negotiators. Discrepancies between the two reports — an auction pass the seller didn't mention, a damage announcement, a service gap — are concrete, documented leverage in a price conversation. A single report gives you half the ammunition.
When One Report Is Enough
Honesty requires saying it: not every purchase needs both documents. If you are buying a low-priced commuter from the original owner with a folder of service receipts, a single report is usually a sufficient sanity check — pick CARFAX for its service-history depth in that scenario. If you are evaluating an auction listing where the entire question is the lane history and damage announcements, a single AutoCheck answers it, and our free auction history check may even settle the preliminary question at no cost.
The bundle earns its place when the vehicle's history is the open question — an unfamiliar seller, a car that has crossed state lines, a price that seems slightly too good, a history with a gap in it. In those cases the marginal cost of the second report is small and the marginal information is exactly what you need. Since the bundle costs less than a single retail report, the practical answer for most buyers is to make both reports the default and one report the deliberate exception.
Finding Your VIN
The Vehicle Identification Number is a 17-character serial number unique to the vehicle. You can read it in four common places: the base of the windshield on the driver's side (visible from outside the car), the driver-side door jamb sticker, the vehicle title or registration document, and the insurance card. VINs never contain the letters I, O, or Q — if you think you see one, it is a 1, a 0, or a misread.
Type or paste the VIN into the form at the top of this page. The input cleans up formatting automatically — lowercase letters, stray spaces, and dashes are handled — and the counter confirms when all 17 characters are in. From there, one click starts the search, and the Both Reports option is waiting on the results screen. Before you commit to a purchase, it is also worth confirming that the VIN on the dashboard matches the VIN on the title and on the reports — a mismatch is usually a paperwork typo, but occasionally it is a cloned-VIN fraud signal worth walking away from.