Choose benchmark test, operation and batch mode:

When one or more of the All filters is selected - only average normalized results are displayed. Please read Running and Results for more details.

Comparison of database storage efficiency (normalized score, higher is better)

 Derby
embedded		H2
embedded		HSQLDB
embedded		SQLite
embedded		DB4O
embedded		ObjectDB
embedded		Derby
server		H2
server		MySQL
server		PostgreSQL
server		ObjectDB
server
DataNucleus37.622.129.2 35.2      
EclipseLink35.132.535.178.6       
Hibernate36.124.635.179.7       
OpenJPA35.524.535.1        
ObjectDB     87.0     

Disk space efficiency chart - The Y-Axis represents normalized score in logarithmic scale - higher is better:
JPA performance benchmark comparision Hibernate, EclipseLink, OpenJPA, DataNucleus, ObjectDB

Disk space efficiency chart - The Y-Axis represents normalized score in linear scale - higher is better:
JPA performance benchmark comparision Hibernate, EclipseLink, OpenJPA, DataNucleus, ObjectDB

Best and Worst JPA/Database Performer in this comparison

The Most Efficient:

1. ObjectDB embedded87.0
2. Hibernate with SQLite embedded79.7
3. EclipseLink with SQLite embedded78.6
4. DataNucleus with Derby embedded37.6
5. Hibernate with Derby embedded36.1
6. OpenJPA with Derby embedded35.5
7. DataNucleus with DB4O embedded35.2
8. EclipseLink with Derby embedded35.1

The Least Efficient:

9. EclipseLink with HSQLDB embedded35.1
10. Hibernate with HSQLDB embedded35.1
11. OpenJPA with HSQLDB embedded35.1
12. EclipseLink with H2 embedded32.5
13. DataNucleus with HSQLDB embedded29.2
14. Hibernate with H2 embedded24.6
15. OpenJPA with H2 embedded24.5
16. DataNucleus with H2 embedded22.1

Total number of failed test runs (out of 6 tests in total) in this page results

 Derby
embedded		H2
embedded		HSQLDB
embedded		SQLite
embedded		DB4O
embedded		ObjectDB
embedded		Derby
server		H2
server		MySQL
server		PostgreSQL
server		ObjectDB
server
DataNucleusAll PassedAll PassedAll Passed 2      
EclipseLinkAll PassedAll PassedAll PassedAll Passed       
HibernateAll PassedAll PassedAll Passed1       
OpenJPAAll PassedAll PassedAll Passed        
ObjectDB     All Passed     

Notes: Failed test runs are not included in any average score calculation. Click on failure numbers to see exception stack traces.