vioscale
Comparison

Amazon Neptune vs Neo4j

No clear leader: Neo4j (49.7) and Amazon Neptune (44.9) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Amazon Neptune full profile →Neo4j full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Amazon Neptune45
Neo4j50
Score
Vioscale score
Amazon Neptune45 / 100medium · 56%
Neo4j50 / 100medium · 70%
Pricing
Free tier
Amazon Neptune✗
Neo4j✓
Model
Amazon Neptunecommercial
Neo4jcommercial
Price level
Amazon Neptuneunknown
Neo4jlow
Transparent
Amazon Neptune✓
Neo4j✗
Integrations
Count
Amazon Neptune2
Neo4j5
Security
Disclosure policy
Amazon Neptune✓
Neo4j✓
Gdpr
Amazon Neptune–
Neo4j✓
Hipaa
Amazon Neptune–
Neo4j✓
Scorecard
Amazon Neptune–
Neo4j4.4
Vulnerabilities
Reliability
Sla pct
Amazon Neptune–
Neo4j99.95
Status page
Amazon Neptune✓
Neo4j✓
Adoption
Dependent repos
Amazon Neptune–
Neo4j1,698
Github stars
Amazon Neptune–
Neo4j17,141
Activity
Commits last 30d
Amazon Neptune–
Neo4j3
Release
Cadence days
Amazon Neptune–
Neo4j2
History
Amazon Neptune–
Neo4j20 items
License
Spdx
Amazon Neptune–
Neo4jGPL-3.0
Language
Primary
Amazon Neptune–
Neo4jJava
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for graph databases. “-” means undocumented, not absent.

Model
Graph model
Amazon NeptuneMulti-model
Neo4jProperty graph
Query language(s)
Amazon NeptuneGremlin, openCypher, SPARQL
Neo4jCypher
Transactions
ACID transactions
Amazon NeptuneFull
Neo4jFull
Consistency model
Amazon Neptune-
Neo4jStrong
Architecture
Storage
Amazon Neptune-
Neo4jNative graph
Distributed / scale
Amazon NeptuneSharded
Neo4jClustered
Replication / HA
Amazon Neptune✓
Neo4j✓
OLTP vs OLAP
Amazon NeptuneBoth
Neo4jBoth
Deployment
Deployment
Amazon NeptuneManaged
Neo4j-
Search
Full-text search
Amazon NeptuneNone
Neo4jBuilt-in
Built-in vector search
Amazon Neptune✓
Neo4j✓
Licensing
Licence class
Amazon NeptuneProprietary
Neo4jSource-available
Portability
openCypher / TinkerPop standard
Amazon Neptune✓
Neo4j✓

What each one is

The product in its own terms, so the numbers below have context.

Amazon Neptune

A cloud-based graph database that scales serverlessly and analyzes relationships across structured and unstructured data. Designed to improve AI application accuracy through integrated GraphRAG capabilities and support for agentic memory tools.

Independently observed

Neo4j

Neo4j is a graph database designed to organize and query connected data using a native graph model. It provides an intuitive query language and tools for discovering patterns and relationships across complex, interconnected datasets.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Amazon Neptune

Hybrid

Pay-as-you-go pricing with on-demand, serverless, and savings plan options. No minimum fees or upfront commitments for on-demand/serverless.

  • On-demandPay-as-you-go with no commitments
    • No minimum fees
    • No upfront commitments
    • Flexible configuration
  • ServerlessServerless with automatic scaling
    • Automatic scaling
    • No minimum fees
    • No upfront commitments
  • Database Savings PlansUsage-based savings plan with 1-year commitment
    • Savings vs. on-demand
    • 1-year commitment
  • Neptune AnalyticsPer m-NCU-hour billing with pause option
    • Fast analytics on billions of connections
    • In-memory storage
    • Optimized graph algorithms
    • Low-latency queries
    • Vector search
    • +1 more
as of verify ↗

Neo4j

freemiumFree tier

Free tier and community edition available; commercial managed and self-hosted options

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Amazon Neptune✓
Neo4j✓
CLI
Amazon Neptune✓
Neo4j✓
Deployment
Cloud / SaaS
Amazon Neptune✓
Neo4j✓
Self-hosted
Amazon Neptune✗
Neo4j✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Amazon Neptune

2 total
  • Amazon Bedrock Knowledge Bases
  • Strands AI Agents SDK
Independently observed

Neo4j

5 total
  • Spring Framework
  • GraphQL
  • StepZen
  • Apache Kafka
  • Apache Spark
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.