I'd stay away from the 1150.. It's too fast! And real hard to come by!
Stick with the 1050.. Much better bike
Here's the info you're looking for:
2005 1050 Triple
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Length 2115mm (83.3in)
Width 780mm (30.7in)
Height 1250mm (49.2in)
Seat Height 815mm (32.1in)
Wheelbase 1429mm (56.2in)
Rake/Trail 23.5°/84mm
Weight (Dry) 189kg (416lb)
Fuel Capacity 18 liters (4.7 gal US)
2004 955 Triple
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Length 2115mm (83.3in)
Width 780mm (30.7in)
Height 1250mm (49.2in)
Seat Height 815mm (32.1in)
Wheelbase 1429mm (56.2in)
Rake/Trail 23.5°/84mm
Weight (Dry) 189kg (416lb)
Fuel Capacity 21 liters (5.5 gal US)
Looks identical, to me (except for the fuel capacity).
Seems odd that the weight didn't change a single lb/kg after switching engines.