Database & Data Management · head to head
Amazon RDS vs ScyllaDB

Amazon RDS
Database & Data Management
Set up, operate, and scale a relational database in the cloud
- From
- On request
- Rated
- -

ScyllaDB
Database & Data Management
The real-time big data database compatible with Cassandra
- From
- Free
- Rated
- -
The short version
- Only ScyllaDB has a free tier, so it costs nothing to try first.
- Each has a real cost: Amazon RDS no super-user access or direct host connectivity limits advanced customization; ScyllaDB aWS Marketplace lists ScyllaDB Enterprise (sold directly by ScyllaDB, Inc) at $1.63 per hour for the recommended i3.4xlarge instance size, license and enterprise support bundled in
- They diverge on capability: Amazon RDS covers Multiple DB Engines, ScyllaDB covers Cassandra Compatible.
Where they differ
Only the attributes on which Amazon RDS and ScyllaDB actually diverge.
| Attribute | Amazon RDS | ScyllaDB |
|---|---|---|
| Starting price | On request | Free |
| Pricing model | Unknown | freemium |
| Free tier | No | Yes |
| Platforms | AWS Cloud, Multi-AZ, Multi-region | Linux, Docker, Kubernetes, Web |
| Founded | 2006 | 2015 |
Identical on both: user rating (Not yet rated), category (Database & Data Management).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Amazon RDS
- Multiple DB Engines
- Automated Backups
- Multi-AZ Deployment
- Read Replicas
- Encryption
- Performance Insights
- Automatic Scaling
- MySQL
Only in ScyllaDB
- Cassandra Compatible
- DynamoDB Compatible
- 10x Throughput
- Low Latency
- Auto-tuning
- Lightweight Transactions
- Change Data Capture
- Cassandra Drivers
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Amazon RDS
- Transaction processingnot ScyllaDB
- Data storagenot ScyllaDB
- Application backendnot ScyllaDB
- Reportingnot ScyllaDB
- Data analyticsnot ScyllaDB
ScyllaDB
- Real-time applicationsnot Amazon RDS
- Content managementnot Amazon RDS
- User profilesnot Amazon RDS
- Mobile backendsnot Amazon RDS
- Cachingnot Amazon RDS
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Amazon RDS
- No super-user access or direct host connectivity limits advanced customization
- Pricing unpredictable and expensive compared to GCP alternatives with equivalent features
- Limited access to system procedures and tables requiring advanced permissions
- No Oracle RAC (Real Application Clusters) support for high-availability Oracle deployments
ScyllaDB
- AWS Marketplace lists ScyllaDB Enterprise (sold directly by ScyllaDB, Inc) at $1.63 per hour for the recommended i3.4xlarge instance size, license and enterprise support bundled in
Pricing, plan by plan
Amazon RDS
On requestNo published plan breakdown. See the Amazon RDS review.
ScyllaDB
Free- Open SourceFree
- Full features
- Community support
- Self-managed
- Cloud$0.3/hour
- Managed service
- Pay per hour
- Enterprise support
Which should you pick?
Choose Amazon RDS if
- You need multiple db engines.
- You work on AWS Cloud, Multi-AZ, Multi-region.
- You also want automated backups.
Choose ScyllaDB if
- You need cassandra compatible.
- You want to start without paying.
- You work on Linux, Docker, Kubernetes, Web.
- You also want dynamodb compatible.
Questions people ask
- Is Amazon RDS or ScyllaDB better?
- Neither clearly leads. Amazon RDS starts at On request and ScyllaDB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Amazon RDS or ScyllaDB?
- ScyllaDB has a free tier; the other does not. Paid plans start at On request for Amazon RDS and Free for ScyllaDB.
- Does Amazon RDS or ScyllaDB run on more platforms?
- Amazon RDS runs on AWS Cloud, Multi-AZ, Multi-region. ScyllaDB runs on Linux, Docker, Kubernetes, Web.
- Can I use ScyllaDB for free?
- Yes. ScyllaDB has a free tier, so you can try it without paying. Amazon RDS starts at On request.
- What is Amazon RDS best used for?
- Amazon RDS is most often used for transaction processing, data storage, application backend, reporting. Of those, transaction processing and data storage are not what ScyllaDB is typically brought in for.
- What can Amazon RDS do that ScyllaDB cannot?
- Amazon RDS covers Multiple DB Engines, Automated Backups, Multi-AZ Deployment, Read Replicas. ScyllaDB covers Cassandra Compatible, DynamoDB Compatible, 10x Throughput, Low Latency. Both handle Web support.
Answered from the vendors’ own pages
Amazon RDS: What databases does Amazon RDS support?
Amazon RDS supports Amazon Aurora, PostgreSQL, MySQL, MariaDB, Oracle Database, and Microsoft SQL Server as managed database engines.
SourceAmazon RDS: Does Amazon RDS handle backups automatically?
Yes. Amazon RDS automates backup configuration, backing up your database and transaction logs. Blue/Green Deployments allow safer updates by mirroring production in staging before applying changes.
SourceAmazon RDS: How does Amazon RDS Proxy improve performance?
Amazon RDS Proxy is a managed database proxy that makes applications more scalable by reducing database connection overhead, more resilient to database failures, and more secure through built-in authentication.
SourceAmazon RDS: Does Amazon RDS provide read replicas?
Yes. Amazon RDS supports read replicas across availability zones and regions, enabling horizontal scaling of read capacity while maintaining a single write primary.
SourceAmazon RDS: Can I access the host directly via SSH or Remote Desktop?
No. Amazon RDS does not allow direct host access via SSH, Telnet, or Windows Remote Desktop Connection. Database access is limited to database clients and management console.
SourceRelated pages
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