Compare: 2023 TanTan Cycling (Seraph) TT-X68 Base 58 vs 2027 Specialized Bicycles Tarmac SL9 S-Works 58

Insights

Somewhat aggressive stack and reach vs trend of endurance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X68

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Specialized Bicycles Tarmac SL9

Stack	591mm	591mm +0mm
Reach	402mm	402mm +0mm
Stack to Reach Ratio	1.47:1	1.47:1
Seat Tube Length, C-TTT	—	515mm
Seat Tube Length, Unknown	515mm	—
Top Tube Length, Effective/Horizontal Center	577mm	577mm +0mm
Top Tube Slope	10.1deg	8deg -2.1deg
Head Tube Angle	73.5deg	73.5deg +0deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	184mm	184.3mm +0.3mm
Bottom Bracket Drop	72mm	72mm +0mm
Bottom Bracket Height	271mm	271mm +0mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	403.6mm	403.6mm +0mm
Front-Center	606mm	606mm +0mm
Front-Center Horizontal	601.4mm	601.4mm +0mm
Wheelbase	1005mm	1005mm +0mm
Fork Offset/Rake	44mm	44mm +0mm
Fork Length (Axle-To-Crown)	370mm	369mm -1mm
Trail	55.7mm mid/neutral	55.7mm +0mm mid/neutral
Mechanical Trail	53.4mm	53.4mm +0mm
Wheel Flop	15.2mm	15.2mm +0mm
Standover Height	807mm	807mm +0mm
Tire to Pedal Spindle	88mm 175 mm cranks	88mm +0mm 175 mm cranks
Pedal Spindle to Ground Clearance	96mm 175 mm cranks	96mm +0mm 175 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	32mm +0mm
Tire Width Max	32mm	—
Tire Outer Diameter	686mm	686mm +0mm
Bike Length with Tires	1691mm	1691mm +0mm
Crank Length	175mm	175mm +0mm
Handlebar Width	—	440mm
Stem Length	—	110mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc