Comparison

Azure Cosmos DB 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.

Azure Cosmos DB full profile →ScyllaDB full profile →

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Azure Cosmos DB49

★ScyllaDB55

Attribute comparison across 2 tools
Attribute	Azure Cosmos DB	ScyllaDBLeader
Vioscale score	49 / 100low · 31%	55 / 100medium · 51%
Pricing
Free tierpricing.free_tier	✓	✗
Modelpricing.model	freemium	commercial
Price levelpricing.price_level	low	unknown
Transparentpricing.transparent	-	✗
Integrations
Countintegrations.count	-	4
Security
Disclosure policysecurity.disclosure_policy	-	✓
Gdprsecurity.gdpr	✓	✓
Iso27001security.iso27001	-	✓
Pcisecurity.pci	-	✓
Soc2security.soc2	-	✓
Reliability
Sla pctreliability.sla_pct	-	99.9
Status pagereliability.status_page	✓	-
Adoption
Github starsadoption.github_stars	-	15,723
Activity
Commits last 30dactivity.commits_last_30d	-	100
Language
Primarylanguage.primary	-	C++
Market
Availabilitymarket.availability	Available worldwide · HQ US	Available worldwide · Popular in US, EU · HQ IL

Score

Vioscale score

Azure Cosmos DB49 / 100low · 31%

ScyllaDB55 / 100medium · 51%

Pricing

Free tier

Azure Cosmos DB✓

ScyllaDB✗

Model

Azure Cosmos DBfreemium

ScyllaDBcommercial

Price level

Azure Cosmos DBlow

ScyllaDBunknown

Transparent

Azure Cosmos DB–

ScyllaDB✗

Integrations

Count

Azure Cosmos DB–

ScyllaDB4

Security

Disclosure policy

Azure Cosmos DB–

ScyllaDB✓

Gdpr

Azure Cosmos DB✓

ScyllaDB✓

Iso27001

Azure Cosmos DB–

ScyllaDB✓

Pci

Azure Cosmos DB–

ScyllaDB✓

Soc2

Azure Cosmos DB–

ScyllaDB✓

Reliability

Sla pct

Azure Cosmos DB–

ScyllaDB99.9

Status page

Azure Cosmos DB✓

ScyllaDB–

Adoption

Github stars

Azure Cosmos DB–

ScyllaDB15,723

Activity

Commits last 30d

Azure Cosmos DB–

ScyllaDB100

Language

Primary

Azure Cosmos DB–

ScyllaDBC++

Market

Availability

Azure Cosmos DBAvailable worldwide · HQ US

ScyllaDBAvailable worldwide · Popular in US, EU · HQ IL

Capabilities

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

Capability comparison for NoSQL Databases
Capability	Azure Cosmos DB	ScyllaDB
Core
Data model	Multi-model	Wide-column
Query
Query language	-	CQL
Consistency
Consistency	-	Tunable
Transactions
Transactions	-	-
Indexing
Secondary indexes	-	Yes
Scale
Partitioning / sharding	-	Automatic
Multi-region	✓	✓
Replication
Replication topology	-	Primary-secondary
Deployment
Hosting	Cloud only	Cloud + self-hosted
Schema
Schema	Schemaless	Enforced
Features
TTL / auto-expiry	-	-
Change streams / CDC	-	-
Vector / search built-in	✓	✓
Licensing
Licence class	Proprietary	-

Core

Data model

Azure Cosmos DBMulti-model

ScyllaDBWide-column

Query

Query language

Azure Cosmos DB-

ScyllaDBCQL

Consistency

Azure Cosmos DB-

ScyllaDBTunable

Transactions

Azure Cosmos DB-

ScyllaDB-

Indexing

Secondary indexes

Azure Cosmos DB-

ScyllaDBYes

Scale

Partitioning / sharding

Azure Cosmos DB-

ScyllaDBAutomatic

Multi-region

Azure Cosmos DB✓

ScyllaDB✓

Replication

Replication topology

Azure Cosmos DB-

ScyllaDBPrimary-secondary

Deployment

Hosting

Azure Cosmos DBCloud only

ScyllaDBCloud + self-hosted

Schema

Azure Cosmos DBSchemaless

ScyllaDBEnforced

Features

TTL / auto-expiry

Azure Cosmos DB-

ScyllaDB-

Change streams / CDC

Azure Cosmos DB-

ScyllaDB-

Vector / search built-in

Azure Cosmos DB✓

ScyllaDB✓

Licensing

Licence class

Azure Cosmos DBProprietary

ScyllaDB-

What each one is

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

Azure Cosmos DB

Azure Cosmos DB is a NoSQL database service on Azure that prioritizes minimal latency and the ability to handle massive scale. It includes built-in vector search capabilities for AI-driven applications and is managed fully by Microsoft with no infrastructure to operate.

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.

Azure Cosmos DB

Usage-basedFree tier

as of 2026-08-14verify ↗

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 2026-08-05verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Azure Cosmos DB	ScyllaDB
WebPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓

Platforms

Web

Azure Cosmos DB✓

ScyllaDB✓

Deployment

Cloud / SaaS

Azure Cosmos DB✓

ScyllaDB✓

Self-hosted

Azure Cosmos DB✗

ScyllaDB✓

Integrations

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

Azure Cosmos DB

Not documented yet.

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.