If performance matters in any way than Dgraph and Neo4J are much much better. Jena is a relic of semantic web past which you need if you want to do academic stu

If performance matters in any way than Dgraph and Neo4J are much much better. Jena is a relic of semantic web past which you need if you want to do academic stuff like ontolgies, Owl, Sparql and inference. But hardly for building 'real' applications for actual users and datasets.