---
lang: en
title: CockroachDB vs MongoDB Atlas Cloud
canonical: "https://saasspecs.com/cockroachdb-vs-mongodb-atlas/"
hvce_version: 1
tenant: saasspecs
slug: cockroachdb-vs-mongodb-atlas
record_kind: comparison
content_sha256: 2b54c5adebcb7d5246791ea1d26823a93989138ad62c22b2419a8131617183b8
indexed_at: "2026-06-15T06:32:32.875Z"
license: citation-free
entities:
  -
    role: a
    slug: cockroachdb
    name: CockroachDB
    type: Thing
    profile_url: "https://saasspecs.com/item/cockroachdb/?format=md"
  -
    role: b
    slug: mongodb-atlas
    name: MongoDB Atlas Cloud
    type: Thing
    profile_url: "https://saasspecs.com/item/mongodb-atlas/?format=md"
---
# CockroachDB vs MongoDB Atlas Cloud

## Pair

- **A**: CockroachDB
- **B**: MongoDB Atlas Cloud

## Entity A

- **Title**: [CockroachDB](https://saasspecs.com/item/cockroachdb/?format=md)
- **Schema type**: Corporation
- **Website**: https://www.cockroachlabs.com
- **Email**: support@cockroachlabs.com
- **Address**: 53 Broadway, New York, New York, 10006, United States
- **Coordinates**: 40.7089, -74.0113
- **Deployment Link**: [Deploy CockroachDB Stack Layer](https://www.cockroachlabs.com/cloud/cockroachcloud/serverless)

### Summary

Distributed SQL database with serializable isolation, multi-region survival goals, and PostgreSQL wire compatibility.

### Description

CockroachDB Cloud runs globally distributed PostgreSQL-compatible clusters with automatic sharding, online schema changes, and survival goal configuration for zone or region failures.

### Expert insight

Configure survival goals per table based on latency tolerance before enabling multi-region replication for all collections.

### Attributes

- **Free Tier Allowance**: 10 GB
- **Rate Limit Cap**: 50 RPS
- **Session Lifetime**: 24 Hours
- **Overage Fee per 1k MAU**: 0.5 USD/GB
- **MFA Support**: Enforced via CockroachDB Cloud console MFA and organization access policies
- **Enterprise SSO SAML**: Available on Enterprise with SAML SSO and SCIM directory sync
- **Custom Domain Support**: Private connectivity via AWS PrivateLink and custom VPC peering
- **Supported SDKs**: PostgreSQL wire protocol, Prisma, Drizzle, Node.js, Python, Go, Java
- **Social Providers**: GitHub and Google OAuth for CockroachDB Cloud authentication
- **Compliance Standards**: SOC 2 Type II, ISO 27001, GDPR, HIPAA BAA on Enterprise agreements
- **Webhook Fallback Policy**: Changefeed exports to Kafka, cloud storage, or webhook endpoints with retry

## Entity B

- **Title**: [MongoDB Atlas Cloud](https://saasspecs.com/item/mongodb-atlas/?format=md)
- **Schema type**: Corporation
- **Website**: https://www.mongodb.com
- **Email**: support@mongodb.com
- **Address**: 1633 Park Avenue, New York, New York, 10022, United States
- **Coordinates**: 40.7624, -73.9738
- **Deployment Link**: [Deploy MongoDB Atlas Cloud Stack Layer](https://www.mongodb.com/cloud/atlas/register)

### Summary

Fully managed document database with global clusters, search indexes, and flexible JSON document modeling.

### Description

MongoDB Atlas hosts replica sets and sharded clusters with automated backups, monitoring, and Data API access. Developers model evolving schemas with rich documents and aggregation pipelines without rigid relational migrations.

### Expert insight

Enable Atlas Search and compound indexes early for catalog filters before traffic scales past the M10 connection tier.

### Attributes

- **Free Tier Allowance**: 512 MB
- **Rate Limit Cap**: 100 Connections
- **Session Lifetime**: 12 Hours
- **Overage Fee per 1k MAU**: 0.25 USD/GB
- **MFA Support**: Enforced via MongoDB Cloud Organization MFA and federated identity
- **Enterprise SSO SAML**: Supported on M10+ and Enterprise with SAML, OIDC, and LDAP federation
- **Custom Domain Support**: Private endpoints via AWS PrivateLink, Azure VNet, and GCP VPC peering
- **Supported SDKs**: Node.js, Python, Java, Go, C#, Rust, PHP, Ruby, Swift, Kotlin
- **Social Providers**: Google, GitHub, and corporate SSO for Atlas organization login
- **Compliance Standards**: SOC 2 Type II, ISO 27001, HIPAA, PCI-DSS, GDPR, FedRAMP (Atlas for Government)
- **Webhook Fallback Policy**: Atlas Triggers and EventBridge integrations with configurable retry policies

## Facts (machine-readable)

| axis | unit | a_value | b_value | a_display | b_display |
| --- | --- | --- | --- | --- | --- |
| Free Tier Allowance | GB | 10 | 512 | 10 GB | 512 MB |
| Rate Limit Cap | RPS | 50 | 100 | 50 RPS | 100 Connections |
| Session Lifetime | Hours | 24 | 12 | 24 Hours | 12 Hours |
| Overage Fee per 1k MAU | USD/GB | 0.5 | 0.25 | 0.5 USD/GB | 0.25 USD/GB |

## Metrics

- **Free Tier Allowance**: 10 GB / 512 MB
- **Rate Limit Cap**: 50 RPS / 100 Connections
- **Session Lifetime**: 24 Hours / 12 Hours
- **Overage Fee per 1k MAU**: 0.5 USD/GB / 0.25 USD/GB

## Comparison context

This comparison covers the following catalog entities:

- [CockroachDB](https://saasspecs.com/item/cockroachdb/?format=md) (a)
- [MongoDB Atlas Cloud](https://saasspecs.com/item/mongodb-atlas/?format=md) (b)