Who: 29, M, 5'5", 135lbs

Location: Manhattan, NYC

Reason: Commuting to work, weekend riding with my gf.

Budget: $400

Bikes: I've narrowed it down to 5

DownTube 9FS Black $400
DownTube Nova Dark Blue $269
Schwinn Loop $230
Dahon Boardwalk $200
Dahon Eco 3 $350

I need you guys to point me into the right direction. List the pros, cons, advantages, and disadvantages on these bikes only because I will be getting one from this list. Have at it!

Thanks in advance,
Steven

Btw, I'm new here, Hi!