I have tested the 218 with a pair of Genelec G04 (Active speaker). I compared the MS600 with 218 connected to the G04. The 218 is as good as MS600 in my setup.

861v8+ID41, HD621, G98, Arcam P35, DSP7200SE, DSP7200HC, SW1600, DSP320.
2xMS600, 2xMS200, 2xDSP3200, AC200, Explorer2, 2x218, AD88, Prime, 251, 210