Amazon DynamoDB vs Couchbase: Which is Better in 2026?
Choosing between Amazon DynamoDB and Couchbase comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Amazon DynamoDB is our overall pick for data & databases workflows. Pick Couchbase if you need its specific feature set.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Amazon DynamoDB
Serverless NoSQL database with single-digit millisecond latency
Best for you if:
- • Amazon DynamoDB is a serverless NoSQL database designed for applications requiring single-digit millisecond latency
- • It scales automatically to handle any workload with built-in security and backup capabilities
Couchbase
Distributed NoSQL cloud database
Best for you if:
- • Couchbase is a distributed NoSQL database combining document, key-value, and SQL capabilities
- • It offers sub-millisecond latency, built-in caching, and mobile sync for demanding applications
| At a Glance |  Amazon DynamoDB |  Couchbase |
|---|---|---|
Starts at | $1.25/1M writesOn-Demand | $2499/one-time + subscriptionEnterprise Self-Hosted |
Best For | Data & Databases | Data & Databases |
Rating | - | - |
Choose Amazon DynamoDB or Couchbase?
Choose Amazon DynamoDB if
Serverless NoSQL database with single-digit millisecond latency
- Fully managed NoSQL
- Single-digit millisecond latency
- Scales automatically
- Budget matters ($1.25/1M writes vs $2499/one-time + subscription)
Choose Couchbase if
Distributed NoSQL cloud database
- Flexible document database
- Good caching
- SQL-like queries
| Feature | Amazon DynamoDB | Couchbase |
|---|---|---|
| Pricing Model | Paid | Paid |
| User Rating | ★4.4/5 545 reviews | ★4.3/5 146 reviews |
| Categories | Data & DatabasesCloud & Infrastructure | Data & DatabasesCloud & Infrastructure |
In-Depth Analysis
Amazon DynamoDB
Serverless NoSQL database with single-digit millisecond latency
Strengths
- +Fully managed NoSQL
- +Single-digit millisecond latency
- +Scales automatically
- +Serverless option
- +Global tables
Weaknesses
- -Pricing complex
- -Query limitations
- -No joins or complex queries
- -Vendor lock-in
- -Learning curve for data modeling
Key features
Couchbase
Distributed NoSQL cloud database
Strengths
- +Flexible document database
- +Good caching
- +SQL-like queries
- +Mobile sync
- +Good performance
Weaknesses
- -Complex licensing
- -Learning curve
- -Resource intensive
- -Smaller community
- -Enterprise features expensive
Key features
Pricing: Amazon DynamoDB vs Couchbase
| Plan | Amazon DynamoDB | Couchbase |
|---|---|---|
| Tier 1 | Free Tier | Community |
| Tier 2 | $1.25 /1M writes On-Demand | usage-based Capella |
| Tier 3 | $0.00065 /WCU/hour Provisioned | $2499 one-time + subscription Enterprise Self-Hosted |
Pricing verified from each vendor's public pricing page. Compare in detail on Amazon DynamoDB pricing and Couchbase pricing.
Who Should Use What?
On a budget?
Both are paid. Compare plans on their websites.
Go with: Amazon DynamoDB
Want the highest-rated option?
Neither has user reviews yet.
Go with: Amazon DynamoDB
Value user reviews?
Neither has user reviews yet.
Go with: Amazon DynamoDB
3 Questions to Help You Decide
What's your budget?
Both are paid. Pricing won't help you decide here.
What's your use case?
Both are data & databases tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Amazon DynamoDB
- Higher user rating: 4.4/5 vs 4.3/5
- Larger review base (545 reviews)
- Our pick for this comparison
Couchbase
- Choose if you want distributed NoSQL cloud database
The Bottom Line
Amazon DynamoDB is our pick.
Frequently Asked Questions
Is Amazon DynamoDB or Couchbase better?
Amazon DynamoDB is rated in our evaluation. Both are paid.
What are Amazon DynamoDB and Couchbase used for?
Amazon DynamoDB: Serverless NoSQL database with single-digit millisecond latency. Couchbase: Distributed NoSQL cloud database.
What does Amazon DynamoDB cost vs Couchbase?
Amazon DynamoDB is a paid tool. Couchbase is a paid tool. Visit their websites for detailed pricing.