Do I have this list right in order from best to worst?
Road:
Dura Ace 7800
Dura Ace 7800 Triple
Dura Ace Track
Ultegra 6600 or 600
105 Silver
105 Black
Flat Bar
Tiagra
Sora
RX-100
RSX
C-Series
2203

Mountain:
Deore XTR
Deore XT
Deore LX /DX
100GS
STX /500GS
Saint135
Saint150
Hone
Deore
Alivio /400GS /Exage
Acera /300GS
Altus / 200GS
Tourney
Nexus