Not sure what I was looking for exactly. But for example, here are 3 boats we are considering:
Ranger Tug R31: 31'2" LOA, 10' Beam, 11,500 displacement, Volvo 300 HP engine
Nordic Tug 32/34: 34'11" LOA, 11'4" Beam, 15. 500 displacement, Volvo 260 HP engine
American Tub 34/365: 36'6" LOA...