The American authoritative publication The National Interest named a promising Russian fighter of the fifth
The authors of the material believe that the fighter is notready for a full-scale war with a high-tech enemy like the United States. There are several reasons for the aircraft's weak capabilities. Firstly, the Russian leadership is not investing enough money in it. Secondly, the development of the Su-57 is being delayed, until mass production has yet begun. In addition, Russia does not have standard second-stage engines for the device, and the fighter's weapons and control systems are not complete.
The National Interest also noted that now the Russian tactical aviation fleet does not have a single fifth-generation serial fighter. The United States already has hundreds of such devices.