Comparison

Apache Cassandra vs ScyllaDB

On the evidence we track, ScyllaDB leads this comparison with a composite score of 55/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Apache Cassandra45
ScyllaDB55
Score
Vioscale score
Apache Cassandra45 / 100low · 40%
ScyllaDB55 / 100medium · 51%
Pricing
Free tier
Apache Cassandra
ScyllaDB
Model
Apache Cassandraopen_source
ScyllaDBcommercial
Price level
Apache Cassandrafree
ScyllaDBunknown
Transparent
Apache Cassandra
ScyllaDB
Integrations
Count
Apache Cassandra19
ScyllaDB4
Security
Disclosure policy
Apache Cassandra
ScyllaDB
Gdpr
Apache Cassandra
ScyllaDB
Iso27001
Apache Cassandra
ScyllaDB
Pci
Apache Cassandra
ScyllaDB
Scorecard
Apache Cassandra4.8
ScyllaDB
Soc2
Apache Cassandra
ScyllaDB
Reliability
Sla pct
Apache Cassandra
ScyllaDB99.9
Adoption
Dependent repos
Apache Cassandra0
ScyllaDB
Github stars
Apache Cassandra10,081
ScyllaDB15,723
Activity
Commits last 30d
Apache Cassandra100
ScyllaDB100
License
Spdx
Apache CassandraApache-2.0
ScyllaDB
Language
Primary
Apache CassandraJava
ScyllaDBC++
Market
Availability

Capabilities

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

Core
Data model
Apache CassandraWide-column
ScyllaDBWide-column
Query
Query language
Apache CassandraCQL
ScyllaDBCQL
Consistency
Consistency
Apache CassandraTunable
ScyllaDBTunable
Transactions
Transactions
Apache CassandraSingle-item
ScyllaDB-
Indexing
Secondary indexes
Apache CassandraYes
ScyllaDBYes
Scale
Partitioning / sharding
Apache CassandraAutomatic
ScyllaDBAutomatic
Multi-region
Apache Cassandra
ScyllaDB
Replication
Replication topology
Apache CassandraLeaderless
ScyllaDBPrimary-secondary
Deployment
Hosting
Apache CassandraCloud + self-hosted
ScyllaDBCloud + self-hosted
Schema
Schema
Apache CassandraEnforced
ScyllaDBEnforced
Features
TTL / auto-expiry
Apache Cassandra-
ScyllaDB-
Change streams / CDC
Apache Cassandra-
ScyllaDB-
Vector / search built-in
Apache Cassandra-
ScyllaDB
Licensing
Licence class
Apache CassandraPermissive OSS
ScyllaDB-

What each one is

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

Apache Cassandra

An open-source, distributed NoSQL database that automatically scales across commodity hardware and cloud infrastructure, providing high availability and fault tolerance with no single points of failure and multi-datacenter replication support.

Independently observed

ScyllaDB

Leader

A NoSQL database engineered for applications requiring extreme performance at scale, delivering single-digit millisecond latency with millions of operations per second, commonly used for AI workloads, feature stores, and vector search.

Independently observed

Pricing

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

Apache Cassandra

Open sourceFree tier
as of verify ↗

ScyllaDB

Leader
Subscription

Subscription-based cloud tiers (Standard, Professional, Premium) with usage calculator. Exact pricing not disclosed on public pages.

  • StandardIndustry-leading performance, 2 Hour P1 support
    • Fully managed on AWS & GCP
    • High-throughput low-latency
    • Vector Search
    • Auto-scaling storage & compute
    • SOC2, ISO certifications
    • +2 more
  • ProfessionalEnterprise-grade scalability, 1 Hour P1 support, 24x7
    • All Standard features
    • 1 Hour P1 Support response
    • 24x7 support
    • Bring Your Own Account
    • Multi-region active-active HA/DR
    • +2 more
  • PremiumContact sales
    • All Professional features
    • 15 minutes P1 Support response
    • 24x7 support
    • Bring Your Own Encryption Key
    • Advanced networking (Private Link)
    • +3 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Apache Cassandra
ScyllaDB
macOS
Apache Cassandra
ScyllaDB
Windows
Apache Cassandra
ScyllaDB
Linux
Apache Cassandra
ScyllaDB
CLI
Apache Cassandra
ScyllaDB
Deployment
Cloud / SaaS
Apache Cassandra
ScyllaDB
Self-hosted
Apache Cassandra
ScyllaDB
On-premise
Apache Cassandra
ScyllaDB
Hybrid
Apache Cassandra
ScyllaDB

Integrations

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

Apache Cassandra

19 total
  • Amazon Keyspaces
  • Azure Cosmos DB
  • Azure Managed Instance for Apache Cassandra
  • DataStax Astra
  • Elassandra
  • Instaclustr
  • Docker
  • DataStax Studio
  • AxonOps
  • Cassandra Lucene Index
  • Elasticsearch
  • Prometheus
  • DbVisualizer
  • Apache Ignite
  • Ansible
  • Lagom
  • EmoDB
  • FiloDB
  • CQLAI
Independently observed

ScyllaDB

Leader
4 total
  • DynamoDB (Alternator API compatibility)
  • Kubernetes (ScyllaDB Operator)
  • AWS
  • GCP
Independently observed

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