BLDP could be a better play in this fuel cell sector
PLUG has the best fuel cell solution to-date and will have a huge impact to the fuel cell sector. PLUG provides maintenance, PEM , and Hydrogen solution = GENKEY.
This is how big tech vendors such as Cisco do it. They sell you a packaged solution for enterprise. That is where all the revenue pretty much comes from.
Sentiment: Strong Buy
Both companies have great potentials. I think they are almost on the same space. Buy them both.