Recent content by bben

PEr Per the link, it looks like Sigma is a copy of a discontinued commercial pool cleaner with 3 motors (c3). This might be why it's so powerful compared to M600 (I can't find clear evidence about the number of motors M600 has as Dolphin does not advertise this fact for the M600 but I'm...

I've been looking for a robotic cleaner. Tried M600 demo and Sigma. Dolphin Sigma constantly (every 10-15 minutes) got stuck on my main drain and wasn't able to free itself. In addition, the filters are pretty small and more time consuming to clean after a few runs. Dolphin M600 did not...