OceanBase Database vs PolarDB-X

ODOceanBase Database8.7Visit PolarDB-X8.5Visit

Higher score OD OceanBase Database #5 in Distributed SQL Databases 8.7/10 Free plan Free plan✓ 4 of 6 features Visit OceanBase

vs

PolarDB-X #7 in Distributed SQL Databases 8.5/10 Paid ✓ 4 of 6 features Visit PolarDB-X

• OceanBase Database fits best

  Open-source MySQL-compatible clusters

• PolarDB-X fits best

  MySQL-compatible distributed HTAP

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Side by side

Feature	ODOceanBase Database 8.7/10 Visit ↗	PolarDB-X 8.5/10 Visit ↗
At a glance
Editor score	8.7	8.5
Ranking	#5 in Distributed SQL Databases	#7 in Distributed SQL Databases
Best for	Open-source MySQL-compatible clusters	MySQL-compatible distributed HTAP
Pricing model	Free plan + paid	Paid
Starting price	—	—
Free plan	✓ (best)	Not checked yet
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Web, Linux	Web
Support	Tickets, Docs	Docs
Built for	Small business, Mid-market, Enterprise	Mid-market, Enterprise
Features OceanBase Database 4/6 · PolarDB-X 4/6
PostgreSQL compatibility	Not checked yet	Not checked yet
MySQL compatibility	✓	✓
Horizontal scaling	✓	✓
Multi-region deployment	✓	✓
Geo-partitioning	Not checked yet	Not checked yet
HTAP workloads	✓	✓
Specs
Deployment model	Both	Both
Our review
Pros	Free open-source Community Edition with full kernel capabilities Paxos-based high availability and multi-region deployment HTAP, multi-tenancy, Kubernetes, and online scaling support	Transparent distribution with automatic partition rebalancing Strongly consistent transactions with Paxos high availability HTAP support with column-store nodes and global secondary indexes
Cons	Community Edition requires self-managed deployment Enterprise pricing is available on request Cloud billing is usage-based	Pricing varies by region, instance type, storage, and billing method Advanced distributed architecture may exceed simpler database needs Some ecosystem integrations are centered on Alibaba Cloud services
Our verdict	OceanBase Database is a distributed SQL database for enterprise transactional and analytical workloads. It is suited to teams that need MySQL-compatible SQL interfaces with horizontal cluster scaling, multi-replica high availability,… Read the review →	PolarDB-X is Alibaba Cloud’s distributed relational database for applications with high concurrency, large tables, and growing storage requirements. It suits teams that want MySQL-compatible SQL syntax and ecosystem integration while… Read the review →

Strengths and trade-offs

• OceanBase Database — where it wins

  • Free open-source Community Edition with full kernel capabilities
  • Paxos-based high availability and multi-region deployment
  • HTAP, multi-tenancy, Kubernetes, and online scaling support

  Where it doesn't

  • Community Edition requires self-managed deployment
  • Enterprise pricing is available on request
  • Cloud billing is usage-based

• PolarDB-X — where it wins

  • Transparent distribution with automatic partition rebalancing
  • Strongly consistent transactions with Paxos high availability
  • HTAP support with column-store nodes and global secondary indexes

  Where it doesn't

  • Pricing varies by region, instance type, storage, and billing method
  • Advanced distributed architecture may exceed simpler database needs
  • Some ecosystem integrations are centered on Alibaba Cloud services

• ODOceanBase Database8.7/10 · Free plan

  A broad open-source MySQL-compatible cluster for self-managed distributed SQL.

  Visit OceanBaseFull verdict →
• PolarDB-X8.5/10 · Paid

  A MySQL-compatible distributed database for scalable HTAP and high-concurrency workloads.

  Visit PolarDB-XFull verdict →