Re: Intrepid class VS a galaxy class, which was more powerful and adva
Since the mammoth Enterprise-D was destroyed by a teeny tiny Klingon Bird of Prey in two timelines ("Yesterday's Enterprise" and Star Trek Generations), and the USS Odyssey was destroyed by Jem'Hadar fighters, I'd say there's ample evidence that bigger isn't necessarily better in Trek's world.
Since the mammoth Enterprise-D was destroyed by a teeny tiny Klingon Bird of Prey in two timelines ("Yesterday's Enterprise" and Star Trek Generations), and the USS Odyssey was destroyed by Jem'Hadar fighters, I'd say there's ample evidence that bigger isn't necessarily better in Trek's world.