Originally Posted by Barrettscv

I make this comparison on a regular basis.

1973 Schwinn road race Paramount about 23 lbs, 10 speed w/ 52 & 49 half step Campy record drivetrain and a 13-24 5 speed free-wheel.



2008 made-by-Lynskey Planet X titanium road bike. about 18 lbs, 20 speed w/ 50 & 39 standard 105 & Ultegra drivetrain and a 11-23 10 speed cassette.



About a 1 mph difference on most flat routes, more on hilly routes.