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Amazon Neptune

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Fully managed graph database service on AWS

From $0.10/mo, free trial
Paid Data & Databases Managed Databases Cloud & Infrastructure Serverless Databases
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Reviews on G2
30 reviews tracked

The Bottom Line

Price
From $0.10/mo, free trial. Compare plans

Key facts

  • Amazon Neptune is a fully managed graph database service for building applications with connected data
  • It supports both property graph and RDF models with Apache TinkerPop and SPARQL query languages
  • Pricing based on instance size starting around $0.10/hour for the smallest instance

Pros

  • Managed graph database
  • AWS integrated
  • High availability
  • SPARQL and Gremlin
  • Good for knowledge graphs

Cons

  • AWS lock-in
  • Expensive
  • Learning curve
  • Complex pricing
  • Limited features vs Neo4j

What is Amazon Neptune?

Amazon Neptune is a graph database for connected data. When relationships between entities matter as much as the entities themselves-social networks, fraud detection, recommendations-Neptune handles queries that would crush relational databases. Both property graph and RDF models are supported, so you can choose the approach that fits your data. Fully managed on AWS means no database administration headaches. Organizations modeling complex relationships find Neptune makes queries natural that would require painful SQL joins. The graph model matches how you actually think about connected data.

Available on: Web

Data compiled by Toolradar Pricing checked · How we evaluate
Source aws.amazon.com

Ratings Across the Web

4.4 (30 reviews)

Amazon Neptune holds an aggregate rating of 4.4 out of 5 from 30 reviews across G2, last checked September 3, 2026.

G2 30 reviews
4.4/5

Ratings aggregated from independent review platforms. Learn more

Key Features

  • Graph database
  • Managed
  • Gremlin
  • SPARQL
  • Serverless option
  • AWS

Pricing Plans

Free Trial

Pricing checked Oct 8, 2026. Source: aws.amazon.com/neptune/pricing, read Oct 8, 2026

Amazon Neptune plans and prices, checked October 2026
Plan Price Details
On-Demand Popular

$0.10/per db.r5.large hour

Pay-as-you-go

  • Graph database
  • Auto-scaling
  • High availability
+1 more
  • All features
Serverless

Usage-based

Auto-scaling

  • NCU-based pricing
  • Scale to zero
  • No capacity planning
Calculate your cost View full pricing

Is Amazon Neptune worth the price?

Good value

Amazon Neptune's pricing is fair, especially with the On-Demand tier starting at $0.1 per db.r5.large hour, offering a predictable cost for consistent usage.

The Serverless option provides flexibility for variable workloads, though its usage-based pricing requires careful monitoring. It's best for businesses needing a fully managed, scalable graph database without significant upfront investment.

Hidden Costs & Gotchas

Backup storage costs

Full Amazon Neptune pricing: every plan, hidden costs and alternatives

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Amazon Neptune by the numbers

Amazon Neptune compared with 24 Managed Databases tools on Toolradar, as of Nov 2026
Metric Amazon Neptune Peer median Position (1 is best)
Free plan No 13 of 24 have one n/a
Listed as an alternative to 6 tools 6 #9 of 24 (joint)
User rating 4.4/5 (across the web, 30 ratings) 4.5/5 #10 of 16 (joint) tools with 20+ reviews
Compare-page visits, last 30 days 25 visits 31 #10 of 15 (joint) tools with 20+ compare-page visits

Listed as an alternative to: #9 on 2026-10-16 to #9 on 2026-11-02 (rank among 24 tools, 1 is best).

Each position is counted among the tools that have data for that row, as noted under it. All Managed Databases data · How we compute this. Advertising and placement fees are not inputs to any position. Visit counts include visits from every source.

Cite this: Toolradar, “Amazon Neptune by the numbers”, Nov 2026.

Reviews

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4.4/5

Across 30 verified user reviews on G2

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Best Amazon Neptune Alternatives

Top alternatives based on features, pricing, and user needs.

Neo4j logo
Neo4j Paid

Native graph database platform

4.5
ArangoDB logo
ArangoDB Paid

Multi-model database for graphs, documents, and key-value

4.5
Dgraph logo
Dgraph Freemium

Distributed graph database with GraphQL

4.7
TigerGraph logo
TigerGraph Freemium

Enterprise graph database and analytics

4.7
JanusGraph logo
JanusGraph Free

Distributed graph database for scale

See all data & databases tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

Amazon Neptune vs Neo4j Head-to-head: features, pricing, who wins Amazon Neptune vs ArangoDB Head-to-head: features, pricing, who wins Amazon Neptune vs Dgraph Head-to-head: features, pricing, who wins

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Amazon Neptune FAQ

How does Amazon Neptune handle complex data relationships?

Amazon Neptune is a graph database specifically designed for connected data, making queries natural for relationships that would be challenging for relational databases. It supports both property graph and RDF models, allowing users to choose the best approach for their data's structure. This design helps organizations model complex relationships efficiently.

Which teams benefit most from using Amazon Neptune?

Teams working with social networks, fraud detection, or recommendation engines find Amazon Neptune particularly useful. It is also well-suited for organizations that need to build knowledge graphs and require high availability for their connected data. The graph model aligns with how these teams typically think about relationships between entities.

How is Amazon Neptune priced?

Amazon Neptune is a paid product without a permanently free tier. Its pricing model is described as complex, reflecting the managed nature and various features offered. Users should review the specific pricing details on the AWS platform.

Can Amazon Neptune be used for fraud detection?

Yes, Amazon Neptune is well-suited for fraud detection because it excels at querying relationships between entities. Its graph database capabilities allow for efficient analysis of connections that might indicate fraudulent activity. This makes it easier to identify patterns that would be difficult to uncover with traditional databases.

What kind of trade-offs should users consider when adopting Amazon Neptune?

Users should consider the potential for AWS lock-in and the associated costs, as Amazon Neptune is described as expensive. There is also a learning curve involved with graph databases, and its pricing model can be complex. While powerful, it may have limited features compared to some competitors like Neo4j.

How does Amazon Neptune compare to Neo4j?

Amazon Neptune is a fully managed graph database service on AWS, offering high availability and integration with the AWS ecosystem. While it supports SPARQL and Gremlin, it is noted to have more limited features compared to Neo4j. Neo4j is another prominent graph database that may offer a different set of capabilities.

Does Amazon Neptune support standard graph query languages?

Yes, Amazon Neptune supports both SPARQL and Gremlin, allowing users to query their graph data using established languages. This flexibility enables users to choose the query language that best fits their data model and existing skill sets. It also supports both property graph and RDF models.

Source: aws.amazon.com

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