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Head-to-head · NoSQL Databases

Amazon DynamoDB vs Amazon DocumentDB

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Amazon DynamoDB #1 in NoSQL Databases 9.3/10 Free plan Free plan✓ 0 of 2 features Try Amazon DynamoDB
Amazon DocumentDB #5 in NoSQL Databases 9.1/10 30-day trial Free trial✓ 0 of 2 features Visit AWS

Amazon DynamoDB leads on 1 check, Amazon DocumentDB on 0, and 0 are even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAmazon DynamoDB · 9.3/10
  • Free planonly Amazon DynamoDB
  • Free trialonly Amazon DocumentDB

Amazon DynamoDB scores higher on our rubric for nosql databases: 9.3 against 9.1 out of 10; our editors rank them #1 and #5.

Amazon DynamoDB offers free plan; Amazon DocumentDB doesn't.

Amazon DynamoDB is the better fit for AWS teams building scalable key-value applications. Amazon DocumentDB is the better fit for AWS teams running MongoDB-compatible document workloads.

  • Amazon DynamoDB fits best

    AWS teams building scalable key-value applications

  • Amazon DocumentDB fits best

    AWS teams running MongoDB-compatible document workloads

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Side by side

Feature Amazon DynamoDB 9.3/10 Visit ↗ Amazon DocumentDB 9.1/10 Visit ↗
At a glance
Editor score 9.3 9.1
Ranking #1 in NoSQL Databases #5 in NoSQL Databases
Best for AWS teams building scalable key-value applications AWS teams running MongoDB-compatible document workloads
Pricing model Free plan + paid Paid
Starting price — —
Free plan ✓ (best) —
Free trial — 30 days
Deployment Cloud Cloud
Platforms Web, Windows, macOS, Linux, iOS, Android Web
Support Docs Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS
Integrations 2 integrations 7 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Amazon DynamoDB 0/2 · Amazon DocumentDB 0/2
Horizontal scaling Not checked yet Not checked yet
Replication Not checked yet Not checked yet
Specs
Data model Not checked yet Not checked yet
Deployment options Not checked yet Not checked yet
Max storage Not checked yet Not checked yet
Query interface Not checked yet Not checked yet
Our review
Pros
  • Choose on-demand or provisioned read and write capacity.
  • ACID transactions, TTL expiration and multi-Region global tables.
  • Streams, PartiQL and vector search indexes support varied workloads.
  • Supports MongoDB APIs and drivers, plus multi-document ACID transactions
  • Offers serverless scaling or provisioned instances with two I/O configurations
  • Includes global clusters, vector search, backups, and point-in-time recovery
Cons
  • Cloud deployment ties the database to AWS.
  • Usage-based paid pricing varies by Region, capacity mode and optional features.
  • Support channels listed are documentation.
  • Paid service with no permanent free plan
  • Usage-based costs vary by Region, compute, storage, I/O, and backups
  • Focused on AWS cloud deployment rather than a multi-cloud setup
Our verdict

Amazon DynamoDB is a fully managed, serverless NoSQL database for applications that need low-latency access at scale. It stores items in tables organized by primary keys, with on-demand and provisioned capacity options. Its feature set…

Read the review →

Amazon DocumentDB is a managed cloud document database for teams running applications built around MongoDB-compatible APIs and drivers. Its JSON-style document storage and support for multi-document ACID transactions suit workloads that…

Read the review →
  1. Amazon DynamoDBNoSQL Databases 9.3Free plan
  2. Amazon DocumentDBNoSQL Databases 9.130-day trial

Strengths and trade-offs

  • Amazon DynamoDB — where it wins

    • Choose on-demand or provisioned read and write capacity.
    • ACID transactions, TTL expiration and multi-Region global tables.
    • Streams, PartiQL and vector search indexes support varied workloads.

    Where it doesn't

    • Cloud deployment ties the database to AWS.
    • Usage-based paid pricing varies by Region, capacity mode and optional features.
    • Support channels listed are documentation.

  • Amazon DocumentDB — where it wins

    • Supports MongoDB APIs and drivers, plus multi-document ACID transactions
    • Offers serverless scaling or provisioned instances with two I/O configurations
    • Includes global clusters, vector search, backups, and point-in-time recovery

    Where it doesn't

    • Paid service with no permanent free plan
    • Usage-based costs vary by Region, compute, storage, I/O, and backups
    • Focused on AWS cloud deployment rather than a multi-cloud setup

More comparisons

All NoSQL databases comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update