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Head-to-head · Identity Resolution Software

AWS Entity Resolution vs InterSystems EMPI

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score AWS Entity Resolution #2 in Identity Resolution Software 9.2/10 Paid ✓ 0 of 4 features Visit AWS
InterSystems EMPI #7 in Identity Resolution Software 8.5/10 Pricing on request ✓ 2 of 4 features Visit InterSystems

AWS Entity Resolution leads on 0 checks, InterSystems EMPI on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAWS Entity Resolution · 9.2/10
  • Most featuresInterSystems EMPI · 2 of 4

AWS Entity Resolution scores higher on our rubric for identity resolution software: 9.2 against 8.5 out of 10; our editors rank them #2 and #7.

AWS Entity Resolution is the better fit for AWS-centric teams wanting usage-based pricing. InterSystems EMPI is the better fit for healthcare identity matching with manual review.

  • AWS Entity Resolution fits best

    AWS-centric teams wanting usage-based pricing

  • InterSystems EMPI fits best

    Healthcare identity matching with manual review

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Side by side

Feature AWS Entity Resolution 9.2/10 Visit ↗ InterSystems EMPI 8.5/10 Visit ↗
At a glance
Editor score 9.2 8.5
Ranking #2 in Identity Resolution Software #7 in Identity Resolution Software
Best for AWS-centric teams wanting usage-based pricing Healthcare identity matching with manual review
Pricing model Paid Paid
Starting price $0.10/unit usage-based Pricing on request
Free plan — Not checked yet
Free trial — —
Deployment Cloud Cloud, Self-hosted
Platforms Web Web
Support Docs Email, Phone, Tickets, Docs · 24/7
Integrations 7 integrations 6 integrations
Built for Mid-market, Enterprise Mid-market, Enterprise
Features AWS Entity Resolution 0/4 · InterSystems EMPI 2/4
Real-time API Not checked yet ✓ (best)
Batch file import Not checked yet ✓ (best)
Household matching Not checked yet Not checked yet
Organization matching Not checked yet Not checked yet
Specs
Matching approach Not checked yet Hybrid
Included records Not checked yet Not checked yet
Our review
Pros
  • Usage-based pricing starts at $0.10 per 1,000 records processed
  • Combines configurable rules, ML confidence scores, and fuzzy matching
  • Supports near-real-time matching, APIs, and AWS data workflows
  • Combines deterministic, probabilistic, referential, and machine-learning matching
  • Supports composite-record review and configurable approval workflows
  • Connects through HL7 FHIR, HL7 v2, IHE, Web Services, and APIs
Cons
  • No free plan is available
  • Data-provider matching requires a provider subscription or license
  • Most useful within an AWS-centered data environment
  • Pricing is handled through contact with sales
  • Manual review workflows require ongoing operational oversight
  • Its focus is healthcare and institutional identity data rather than general use
Our verdict

AWS Entity Resolution is a cloud service for matching, linking, deduplicating, and enhancing related customer, product, business, or healthcare records. It is aimed at developers, analysts, and organizations working with structured data…

Read the review →

InterSystems EMPI is an enterprise master person index for healthcare organizations, payers, government agencies, and other organizations managing identity data. It links patient, member, beneficiary, and client records across disparate…

Read the review →
  1. AWS Entity ResolutionIdentity Resolution Software 9.2Paid
  2. InterSystems EMPIIdentity Resolution Software 8.5Pricing on request

Strengths and trade-offs

  • AWS Entity Resolution — where it wins

    • Usage-based pricing starts at $0.10 per 1,000 records processed
    • Combines configurable rules, ML confidence scores, and fuzzy matching
    • Supports near-real-time matching, APIs, and AWS data workflows

    Where it doesn't

    • No free plan is available
    • Data-provider matching requires a provider subscription or license
    • Most useful within an AWS-centered data environment

  • InterSystems EMPI — where it wins

    • Combines deterministic, probabilistic, referential, and machine-learning matching
    • Supports composite-record review and configurable approval workflows
    • Connects through HL7 FHIR, HL7 v2, IHE, Web Services, and APIs

    Where it doesn't

    • Pricing is handled through contact with sales
    • Manual review workflows require ongoing operational oversight
    • Its focus is healthcare and institutional identity data rather than general use
  • AWS Entity Resolution9.2/10 · Paid

    A usage-priced AWS service for configurable, fuzzy, and ML-assisted record matching.

    Visit AWSFull verdict →
  • InterSystems EMPI8.5/10 · Pricing on request

    A hybrid EMPI for healthcare teams that need matching plus structured manual review.

    Visit InterSystemsFull verdict →

More comparisons

All identity resolution software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update