Originally Posted by Dirk de Chablis

The main benefit to Tubs are if you puncture you can still ride on a flat till you can get service, with a clincher the tyre comes off and you're on the rim. All the test will come out in favour of the manufacturer as to who has the fastest tyre, whether it's Conti, Michelin, Pirrelli, Spesh, Schwable and all the tests ore done on a nice indoor rig. In the real world and the road there's too many variables with surface, air pressure, humidity, wind direction and rim profile for a difinitive answer. Anyway Tubs feel better than clinchers and sound better