Comparison

CockroachDB vs MongoDB Atlas

No clear leader: MongoDB Atlas (66.4) and CockroachDB (65.0) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

CockroachDB full profile →MongoDB Atlas full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

CockroachDB65

MongoDB Atlas66

Attribute comparison across 2 tools
Attribute	CockroachDB	MongoDB Atlas
vioscaleAI score	65 / 100medium · 65%	66 / 100low · 41%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	mid
Starting pricepricing.starting_price	$0.06	$56.94
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	6	12
Security
Certificationssecurity.certifications	SOC 2 Type II, SOC 3, ISO 27001, ISO 27017, ISO 27018, ISO 42001 +2 more	ISO/IEC 27001:2022, SOC 2, PCI DSS, HIPAA, FedRAMP Moderate Authorized, GDPR
Disclosure policysecurity.disclosure_policy	✓	-
Fedrampsecurity.fedramp	-	✓
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	✓	✓
Iso27001security.iso27001	✓	✓
Pcisecurity.pci	✓	✓
Scorecardsecurity.scorecard	5.1	-
Soc2security.soc2	✓	✓
Trust centersecurity.trust_center	https://www.cockroachlabs.com/trust-center/	https://www.mongodb.com/products/platform/trust
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fcockroachdb%2Fcockroach&per_page=100 · Last 12m: 0	-
Reliability
Sla pctreliability.sla_pct	99.99	-
Adoption
Dependent reposadoption.dependent_repos	235	-
Github starsadoption.github_stars	32,549	-
Activity
Commits last 30dactivity.commits_last_30d	11	-
Language
Primarylanguage.primary	Go	-
Market
Availabilitymarket.availability	Available worldwide	Available worldwide
Content
Faqcontent.faq	6 items	6 items

Score

vioscaleAI score

CockroachDB65 / 100medium · 65%

MongoDB Atlas66 / 100low · 41%

Pricing

Free tier

CockroachDB✓

MongoDB Atlas✓

Model

CockroachDBfreemium

MongoDB Atlasfreemium

Price level

CockroachDBlow

MongoDB Atlasmid

Starting price

CockroachDB$0.06

MongoDB Atlas$56.94

Transparent

CockroachDB✓

MongoDB Atlas✓

Integrations

Count

CockroachDB6

MongoDB Atlas12

Security

Certifications

CockroachDBSOC 2 Type II, SOC 3, ISO 27001, ISO 27017, ISO 27018, ISO 42001 +2 more

MongoDB AtlasISO/IEC 27001:2022, SOC 2, PCI DSS, HIPAA, FedRAMP Moderate Authorized, GDPR

Disclosure policy

CockroachDB✓

MongoDB Atlas–

Fedramp

CockroachDB–

MongoDB Atlas✓

Gdpr

CockroachDB✓

MongoDB Atlas✓

Hipaa

CockroachDB✓

MongoDB Atlas✓

Iso27001

CockroachDB✓

MongoDB Atlas✓

Pci

CockroachDB✓

MongoDB Atlas✓

Scorecard

CockroachDB5.1

MongoDB Atlas–

Soc2

CockroachDB✓

MongoDB Atlas✓

Trust center

CockroachDBhttps://www.cockroachlabs.com/trust-center/

MongoDB Atlashttps://www.mongodb.com/products/platform/trust

Vulnerabilities

CockroachDBCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fcockroachdb%2Fcockroach&per_page=100 · Last 12m: 0

MongoDB Atlas–

Reliability

Sla pct

CockroachDB99.99

MongoDB Atlas–

Adoption

Dependent repos

CockroachDB235

MongoDB Atlas–

Github stars

CockroachDB32,549

MongoDB Atlas–

Activity

Commits last 30d

CockroachDB11

MongoDB Atlas–

Language

Primary

CockroachDBGo

MongoDB Atlas–

Market

Availability

CockroachDBAvailable worldwide

MongoDB AtlasAvailable worldwide

Content

Faq

CockroachDB6 items

MongoDB Atlas6 items

Capabilities

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

Capability comparison for Managed Databases
Capability	CockroachDB	MongoDB Atlas
Capabilities
Engine family	Postgresql	Mongodb compatible
Deployment type	Independent multi cloud	Independent multi cloud
Serverless scale to zero	-	-
Database branching	-	-
Point in time recovery	-	-
Multi region replication	✓	✓
Automatic failover	✓	-
Private networking	✓	-
Built in connection pooling	-	-
Extensions plugin support	-	-
Self host alternative	✓	✓
Pricing model	Tiered plus usage	Tiered plus usage
Free tier	✓	✓

Capabilities

Engine family

CockroachDBPostgresql

MongoDB AtlasMongodb compatible

Deployment type

CockroachDBIndependent multi cloud

MongoDB AtlasIndependent multi cloud

Serverless scale to zero

CockroachDB-

MongoDB Atlas-

Database branching

CockroachDB-

MongoDB Atlas-

Point in time recovery

CockroachDB-

MongoDB Atlas-

Multi region replication

CockroachDB✓

MongoDB Atlas✓

Automatic failover

CockroachDB✓

MongoDB Atlas-

Private networking

CockroachDB✓

MongoDB Atlas-

Built in connection pooling

CockroachDB-

MongoDB Atlas-

Extensions plugin support

CockroachDB-

MongoDB Atlas-

Self host alternative

CockroachDB✓

MongoDB Atlas✓

Pricing model

CockroachDBTiered plus usage

MongoDB AtlasTiered plus usage

Free tier

CockroachDB✓

MongoDB Atlas✓

What each one is

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

CockroachDB

A cloud-native SQL database that scales automatically across machines without manual sharding, supporting ACID transactions and multi-region deployments. It survives node, zone, and regional failures with minimal disruption and is compatible with PostgreSQL applications.

Independently observed

MongoDB Atlas

A fully managed MongoDB database service deployed on AWS, Azure, and Google Cloud. It combines flexible document storage with integrated data services including search, analytics, and real-time dashboards.

Independently observed

Pricing

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

CockroachDB

from $0.06/vCPU-hourUsage-basedFree tier30-day trial

From $0.057/vCPU-hr. Free 30-day trial with $400 credit.

StandardFrom $0.057/vCPU-hr, 99.99% SLA
- 99.99% availability SLA
- Single- or multi-region on AWS and GCP
- Row-level security
- Column-level encryption
- Private connectivity
- +2 more
Mission Critical$0.162/vCPU-hr, 99.999% SLA
- 99.999% availability SLA with multi-region
- Egress controls
- CMEK
- PCI DSS & HIPAA compliance
- All add-ons available
- +1 more

as of 2026-10-05verify ↗

MongoDB Atlas

from $56.94/moHybridFree tier

Free tier available. Flex clusters with usage-based pricing. Dedicated clusters starting at $56.94/month.

M0 (Free)Free
- Shared vCPU
- Replica set deployment
- Non-critical workloads
Flex ClusterUp to $30/month based on usage
Dedicated ClusterStarts at $56.94/month

as of 2026-09-28verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	CockroachDB	MongoDB Atlas
WebPlatforms	✓	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓
On-premiseDeployment	✓	✓
HybridDeployment	✓	✗

Platforms

Web

CockroachDB✓

MongoDB Atlas✓

CLI

CockroachDB✓

MongoDB Atlas✓

Deployment

Cloud / SaaS

CockroachDB✓

MongoDB Atlas✓

Self-hosted

CockroachDB✓

MongoDB Atlas✓

On-premise

CockroachDB✓

MongoDB Atlas✓

Hybrid

CockroachDB✓

MongoDB Atlas✗

Integrations

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

In common (4)

Terraform
Azure
Kubernetes
Google Cloud

CockroachDB

16 total - 12 not shared

Datadog
Splunk
Dynatrace
New Relic
Vercel
HashiCorp
pgvector
AWS
GCP
MOLT (Migration Tool)
PostgreSQL drivers
SQLAlchemy

Independently observed

MongoDB Atlas

12 total - 8 not shared

AWS CloudFormation
AWS S3
Docker
MongoDB Shell
Atlas CLI
Node.js MongoDB Driver
Python MongoDB Driver
C# EF Core Provider

Independently observed

Still deciding?

CockroachDB or MongoDB Atlas: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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