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Head-to-head · Identity Resolution Software

Senzing Entity Resolution vs InterSystems EMPI

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Senzing Entity Resolution #3 in Identity Resolution Software 8.9/10 Paid ✓ 0 of 4 features Visit Senzing
InterSystems EMPI #7 in Identity Resolution Software 8.5/10 Pricing on request ✓ 2 of 4 features Visit InterSystems

Senzing Entity Resolution leads on 0 checks, InterSystems EMPI on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSenzing Entity Resolution · 8.9/10
  • Most featuresInterSystems EMPI · 2 of 4

Senzing Entity Resolution scores higher on our rubric for identity resolution software: 8.9 against 8.5 out of 10; our editors rank them #3 and #7.

Senzing Entity Resolution is the better fit for high-scale real-time entity resolution. InterSystems EMPI is the better fit for healthcare identity matching with manual review.

  • Senzing Entity Resolution fits best

    High-scale real-time entity resolution

  • InterSystems EMPI fits best

    Healthcare identity matching with manual review

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Side by side

Feature Senzing Entity Resolution 8.9/10 Visit ↗ InterSystems EMPI 8.5/10 Visit ↗
At a glance
Editor score 8.9 8.5
Ranking #3 in Identity Resolution Software #7 in Identity Resolution Software
Best for High-scale real-time entity resolution Healthcare identity matching with manual review
Pricing model Paid Paid
Starting price — Pricing on request
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web
Support Docs Email, Phone, Tickets, Docs · 24/7
Integrations 2 integrations 6 integrations
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Senzing 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
  • Processes real-time, batch, and streaming data from tens to billions of records
  • Combines fuzzy matching, duplicate prevention, and relationship awareness
  • Provides explainable results, audit trails, SDKs, and API integration
  • 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
  • Paid subscription pricing is based on Data Source Records
  • The published plan detail centers on a 10M-DSR annual tier
  • Its developer-focused approach may exceed the needs of simple lookup workflows
  • 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

Senzing Entity Resolution is a developer-focused SDK and API for resolving people and organization records across multiple data sources. It identifies duplicate and related entities, supports real-time, batch, and streaming processing, and…

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. Senzing Entity ResolutionIdentity Resolution Software 8.9Paid
  2. InterSystems EMPIIdentity Resolution Software 8.5Pricing on request

Strengths and trade-offs

  • Senzing Entity Resolution — where it wins

    • Processes real-time, batch, and streaming data from tens to billions of records
    • Combines fuzzy matching, duplicate prevention, and relationship awareness
    • Provides explainable results, audit trails, SDKs, and API integration

    Where it doesn't

    • Paid subscription pricing is based on Data Source Records
    • The published plan detail centers on a 10M-DSR annual tier
    • Its developer-focused approach may exceed the needs of simple lookup workflows

  • 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

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