A test system for benchmark testing a device under test is described. The test system comprises a device under test having hardware components, an operating system and at least one over-the-top traffic unit. The test system also has at least one network unit providing a network for the benchmark testing. The test system further comprises at least one control unit controlling the benchmark testing. In addition, the test system has at least one measurement unit configured to acquire benchmark data of the device under test. The control unit is configured to control the measurement unit and the over-the-top traffic unit. Further, a method for benchmark testing a device under test is described.