Originally Posted by
Nyah
Chromoly is all you need. Best durability and comfort (and weight, when it comes to folding bicycles) to cost ratios. I ride my Dahon Speed on gravel roads without issue (also at road bicycle speeds on pavement). Get a Fnhon Storm frameset and build yourself something just as capable.
The question is how to purchase this frame online.
By the way, the wheelbase of fnhon storm is 102 cm, while that of Tern Verge is 105 cm, so Tern should have more stable ride.