Compare: 2026 Cannondale Supersix Evo Base 50 vs 2025 TanTan Cycling (Seraph) TT-X67 Base 52

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Cannondale Supersix Evo

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X67

Stack	520mm	523mm +3mm
Reach	379mm	376mm -3mm
Stack to Reach Ratio	1.37:1	1.39:1
Seat Tube Length, Unknown	—	465mm
Top Tube Length, Effective/Horizontal Unknown	—	526mm
Top Tube Slope	—	8.6deg
Head Tube Angle	71.2deg	71.5deg +0.3deg
Seat Tube Angle	74deg	74deg +0deg
Head Tube Length	—	120mm
Bottom Bracket Drop	74mm	72mm -2mm
Bottom Bracket Height	265mm	267mm +2mm
Chainstay Length	410mm	405mm -5mm
Chainstay Length Horizontal	403.3mm	398.6mm -4.7mm
Front-Center	594mm	582mm -12mm
Front-Center Horizontal	589.7mm	577.5mm -12.2mm
Wheelbase	993mm	976mm -17mm
Fork Offset/Rake	55mm	48mm -7mm
Fork Length, Unknown	—	370mm
Trail	57.3mm mid/neutral	62.8mm +5.5mm mid/neutral
Mechanical Trail	54.3mm	59.6mm +5.3mm
Wheel Flop	17.5mm	18.9mm +1.4mm
Standover Height	733mm	773mm +40mm
Tire to Pedal Spindle	85mm 170 mm cranks	73mm -12mm 170 mm cranks
Pedal Spindle to Ground Clearance	95mm 170 mm cranks	97mm +2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm +0mm
Tire Outer Diameter	678mm	678mm +0mm
Bike Length with Tires	1671mm	1654mm -17mm
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

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.cannondale.com/en-nl/bikes/road/race/supersix-evo/supersix-evo-1-smu	http://tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1186
Brand	Cannondale	TanTan Cycling (Seraph)
Bike	2026 Supersix Evo Base	2025 TT-X67 Base
Size	50	52
Category	Performance Road	Performance Road