Honestly i think it all depends on price & looks.
I think you could be happy & be able to tow with:
Ford - F250/350 (8700/10700)
Chevy - 2500/3500 (9700/10000)
Dodge - w/e HD (9250/11000)
Toyota - Tundra (4800/7000)
Nissan - Titan (6500/9000)
Just dont get a half ton.. F150, 1500, Tacoma, etc.