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Automotive · head to head

AllData vs NADA Guides

AllData logo

AllData

Automotive

The industry standard in OEM repair information

From
$39/month
Rated
-
Full reviewWebsite
NADA Guides logo

NADA Guides

Automotive

Trusted vehicle valuation for dealerships

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only NADA Guides has a free tier, so it costs nothing to try first.
  • Each has a real cost: AllData all plans require ongoing monthly subscription with no perpetual license option; NADA Guides does not include private party transaction data, only dealer pricing
  • They diverge on capability: AllData covers OEM repair procedures, NADA Guides covers Vehicle valuations.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AllData and NADA Guides actually diverge.

Attributes where AllData and NADA Guides differ
AttributeAllDataNADA Guides
Starting price$39/monthFree
Free tierNoYes
PlatformsWeb, Desktop, Mobile, TabletWeb, Mobile Web
Founded19861917

Identical on both: pricing model (subscription), user rating (Not yet rated), category (Automotive).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AllData

  • OEM repair procedures
  • Interactive wiring diagrams
  • TSB library
  • Recall database
  • Labor time estimates
  • Component locations
  • Diagnostic codes
  • Fluid specifications

Only in NADA Guides

  • Vehicle valuations
  • Retail pricing
  • Trade-in values
  • Market analysis
  • Dealer reports
  • Historical pricing
  • Regional data
  • Mobile application

Both cover

  • SSL encryption
  • Secure authentication

What people use each for

The jobs each tool is most often brought in to do.

AllData

  • Auto repair shop management and diagnosticsnot NADA Guides
  • Vehicle collision damage assessmentnot NADA Guides
  • ASE technician reference and supportnot NADA Guides

NADA Guides

  • Dealership Managementnot AllData
  • Service Schedulingnot AllData
  • Inventory Managementnot AllData
  • Sales Operationsnot AllData
  • Customer Relationshipnot AllData

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AllData

  • All plans require ongoing monthly subscription with no perpetual license option
  • Many add-on modules require a base subscription (Repair or Collision) to function

NADA Guides

  • Does not include private party transaction data, only dealer pricing
  • Valuations updated monthly or quarterly, not in real-time
  • Accuracy decreases for older and rare vehicle models
  • User input errors for mileage, condition, and trim level significantly affect valuations

Pricing, plan by plan

AllData

$39/month
  • ALLDATA Repair$209/month
    • 95% vehicle coverage
    • 44K+ engine-specific vehicles 1982-present
  • ALLDATA Collision$249/month
    • OEM repair information for auto body shops
  • ALLDATA Mobile$39/month
    • Requires Collision or Repair subscription
  • Tech Essentials Pack$254.6/month
    • Includes Repair, Tech-Assist, Community, Estimator

NADA Guides

Free
  • FreeFree
    • Basic valuations
    • Pricing reports
    • Mobile access
  • Professional$149/month
    • Everything in Free
    • Advanced reports
    • Market insights
  • Dealer Packages$undefined/month
    • Everything in Professional
    • Custom integrations
    • Data feeds

Which should you pick?

Choose AllData if

  • You need oem repair procedures.
  • You work on Web, Desktop, Mobile, Tablet.
  • You also want interactive wiring diagrams.
AllData review

Choose NADA Guides if

  • You need vehicle valuations.
  • You want to start without paying.
  • You work on Web, Mobile Web.
  • You also want retail pricing.
NADA Guides review

Questions people ask

Is AllData or NADA Guides better?
Neither clearly leads. AllData starts at $39/month and NADA Guides at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AllData or NADA Guides?
NADA Guides has a free tier; the other does not. Paid plans start at $39/month for AllData and Free for NADA Guides.
Does AllData or NADA Guides run on more platforms?
AllData runs on Web, Desktop, Mobile, Tablet. NADA Guides runs on Web, Mobile Web.
Can I use NADA Guides for free?
Yes. NADA Guides has a free tier, so you can try it without paying. AllData starts at $39/month.
What is AllData best used for?
AllData is most often used for auto repair shop management and diagnostics, vehicle collision damage assessment, ase technician reference and support. Of those, auto repair shop management and diagnostics and vehicle collision damage assessment are not what NADA Guides is typically brought in for.
What can AllData do that NADA Guides cannot?
AllData covers OEM repair procedures, Interactive wiring diagrams, TSB library, Recall database. NADA Guides covers Vehicle valuations, Retail pricing, Trade-in values, Market analysis. Both handle SSL encryption, Secure authentication.

Answered from the vendors’ own pages

AllData: How much does ALLDATA Repair cost?

ALLDATA Repair costs $209 per month or $2,508 per year. It provides access to repair information covering 95% of all vehicles and includes 44,000+ engine-specific vehicle records from 1982 to present.

Source
NADA Guides: Is NADAguides free to use?

Yes, NADAguides.com offers free vehicle valuation estimates. The service allows users to get a VIN-based assessment at no cost.

Source
AllData: What is the cheapest ALLDATA subscription?

The cheapest individual ALLDATA module is ALLDATA Mobile at $39 per month, but it requires either an ALLDATA Collision or Repair subscription to function. The lowest standalone option is ALLDATA Repair at $209 per month.

Source
NADA Guides: What types of vehicles does NADA Guides cover?

NADA Guides provides pricing information for used and new cars, classic cars, motorcycles, recreational vehicles (RVs), boats, and manufactured homes.

Source
AllData: What is included in ALLDATA's solution packs?

ALLDATA offers bundled solution packs combining multiple modules at discounted rates. Tech Essentials Pack is $254.60 per month including Repair, Tech-Assist, Community, and Estimator. Business Essentials Pack is $312.30 per month with Repair, Shop Manager, Mobile, and diagnostics. Collision Planner Essentials Pack is $359.10 per month.

Source
NADA Guides: How often are NADA valuations updated?

NADA valuations are updated monthly or quarterly, which means they may not reflect real-time market conditions or sudden shifts in supply and demand.

Source
NADA Guides: Does NADAguides include private party sales data?

No. NADA algorithms use only dealer selling prices and do not include private sale values, which can result in higher valuations that don't reflect typical private market prices.

Source
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