Then there is this new one for 300 less than the 210:

http://www.millerwelds.com/products/mig/millermatic_dvi/

And here are the specs on the 210:

http://www.millerwelds.com/products/mig/millermatic_210/

We've got a 185 at work I'm going to try to play with....it's out of production, but seems rated more like the DVI.

Anyway, tax refund time is coming so I need to make up my mind. Just hate the idea of renting bottles all year round.