Yii2 Önerebilirim,

Symfony2 vs Yii2: performance
Data received using php-framework-benchmark (Symfony 2.7.7 and Yii 2.0.6):

requests per second is 101.99 for Symfony2 and 379.77 for Yii2;
peak memory usage is 3.21 for Symfony2 and 1.37 for Yii2.
Therefore Yii2 shows better performance than Symfony2. The creators of Yii2 declare that delivering high performance is a main goal for them. Good job! Nonetheless, according to BuiltWith, both Yii2 and Symfony2 are used in big projects:

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