Compare: 2023 TanTan Cycling (Seraph) TT-X38 Base 56 vs 2025 Colnago V5RS Base 53

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X38

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Colnago V5RS

Stack	575mm	575mm +0mm
Reach	394mm	397mm +3mm
Stack to Reach Ratio	1.46:1	1.45:1
Seat Tube Length, C-T	560mm	530mm -30mm
Top Tube Length, Effective/Horizontal Center	566mm	—
Top Tube Length, Effective/Horizontal HT Top	—	564mm
Top Tube Slope	4deg	6.9deg +2.9deg
Head Tube Angle	73deg	73deg +0deg
Seat Tube Angle	73.3deg	73.8deg +0.5deg
Head Tube Length	170mm	162mm -8mm
Bottom Bracket Drop	70mm	72mm +2mm
Bottom Bracket Height	269mm	267mm -2mm
Chainstay Length	410mm	408mm -2mm
Chainstay Length Horizontal	404mm	401.6mm -2.4mm
Front-Center	600mm	600mm +0mm
Front-Center Horizontal	595.9mm	595.7mm -0.2mm
Wheelbase	999.9mm	997.3mm -2.6mm
Fork Offset/Rake	45mm	43mm -2mm
Fork Length (Axle-To-Crown)	—	377mm
Trail	56.6mm mid/neutral	58.7mm +2.1mm mid/neutral
Mechanical Trail	54.1mm	56.1mm +2mm
Wheel Flop	15.8mm	16.4mm +0.6mm
Standover Height	—	784mm
Tire to Pedal Spindle	91mm 170 mm cranks	91mm +0mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 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	1677.9mm	1675.3mm -2.6mm
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	N/A	https://www.colnago.com/en/premium-bikes/v5rs-bike/technical-specifications
Brand	TanTan Cycling (Seraph)	Colnago
Bike	2023 TT-X38 Base	2025 V5RS Base
Size	56	53
Category	Performance Road	Performance Road